diff options
221 files changed, 1956 insertions, 1309 deletions
@@ -96,4 +96,6 @@ Tejun Heo <htejun@gmail.com> Thomas Graf <tgraf@suug.ch> Tony Luck <tony.luck@intel.com> Tsuneo Yoshioka <Tsuneo.Yoshioka@f-secure.com> +Uwe Kleine-König <Uwe.Kleine-Koenig@digi.com> +Uwe Kleine-König <ukleinek@informatik.uni-freiburg.de> Valdis Kletnieks <Valdis.Kletnieks@vt.edu> diff --git a/Documentation/ABI/testing/sysfs-gpio b/Documentation/ABI/testing/sysfs-gpio new file mode 100644 index 000000000000..8aab8092ad35 --- /dev/null +++ b/Documentation/ABI/testing/sysfs-gpio @@ -0,0 +1,26 @@ +What: /sys/class/gpio/ +Date: July 2008 +KernelVersion: 2.6.27 +Contact: David Brownell <dbrownell@users.sourceforge.net> +Description: + + As a Kconfig option, individual GPIO signals may be accessed from + userspace. GPIOs are only made available to userspace by an explicit + "export" operation. If a given GPIO is not claimed for use by + kernel code, it may be exported by userspace (and unexported later). + Kernel code may export it for complete or partial access. + + GPIOs are identified as they are inside the kernel, using integers in + the range 0..INT_MAX. See Documentation/gpio.txt for more information. + + /sys/class/gpio + /export ... asks the kernel to export a GPIO to userspace + /unexport ... to return a GPIO to the kernel + /gpioN ... for each exported GPIO #N + /value ... always readable, writes fail for input GPIOs + /direction ... r/w as: in, out (default low); write: high, low + /gpiochipN ... for each gpiochip; #N is its first GPIO + /base ... (r/o) same as N + /label ... (r/o) descriptive, not necessarily unique + /ngpio ... (r/o) number of GPIOs; numbered N to N + (ngpio - 1) + diff --git a/Documentation/DMA-mapping.txt b/Documentation/DMA-mapping.txt index b463ecd0c7ce..c74fec8c2351 100644 --- a/Documentation/DMA-mapping.txt +++ b/Documentation/DMA-mapping.txt @@ -740,7 +740,7 @@ failure can be determined by: dma_addr_t dma_handle; dma_handle = pci_map_single(pdev, addr, size, direction); - if (pci_dma_mapping_error(dma_handle)) { + if (pci_dma_mapping_error(pdev, dma_handle)) { /* * reduce current DMA mapping usage, * delay and try again later or diff --git a/Documentation/cpusets.txt b/Documentation/cpusets.txt index 1f5a924d1e56..47e568a9370a 100644 --- a/Documentation/cpusets.txt +++ b/Documentation/cpusets.txt @@ -635,14 +635,16 @@ prior 'mems' setting, will not be moved. There is an exception to the above. If hotplug functionality is used to remove all the CPUs that are currently assigned to a cpuset, -then the kernel will automatically update the cpus_allowed of all -tasks attached to CPUs in that cpuset to allow all CPUs. When memory -hotplug functionality for removing Memory Nodes is available, a -similar exception is expected to apply there as well. In general, -the kernel prefers to violate cpuset placement, over starving a task -that has had all its allowed CPUs or Memory Nodes taken offline. User -code should reconfigure cpusets to only refer to online CPUs and Memory -Nodes when using hotplug to add or remove such resources. +then all the tasks in that cpuset will be moved to the nearest ancestor +with non-empty cpus. But the moving of some (or all) tasks might fail if +cpuset is bound with another cgroup subsystem which has some restrictions +on task attaching. In this failing case, those tasks will stay +in the original cpuset, and the kernel will automatically update +their cpus_allowed to allow all online CPUs. When memory hotplug +functionality for removing Memory Nodes is available, a similar exception +is expected to apply there as well. In general, the kernel prefers to +violate cpuset placement, over starving a task that has had all +its allowed CPUs or Memory Nodes taken offline. There is a second exception to the above. GFP_ATOMIC requests are kernel internal allocations that must be satisfied, immediately. diff --git a/Documentation/filesystems/proc.txt b/Documentation/filesystems/proc.txt index 394eb2cc1c39..f566ad9bcb7b 100644 --- a/Documentation/filesystems/proc.txt +++ b/Documentation/filesystems/proc.txt @@ -2413,6 +2413,8 @@ The following 4 memory types are supported: - (bit 1) anonymous shared memory - (bit 2) file-backed private memory - (bit 3) file-backed shared memory + - (bit 4) ELF header pages in file-backed private memory areas (it is + effective only if the bit 2 is cleared) Note that MMIO pages such as frame buffer are never dumped and vDSO pages are always dumped regardless of the bitmask status. diff --git a/Documentation/sysctl/kernel.txt b/Documentation/sysctl/kernel.txt index 276a7e637822..e1ff0d920a5c 100644 --- a/Documentation/sysctl/kernel.txt +++ b/Documentation/sysctl/kernel.txt @@ -351,9 +351,10 @@ kernel. This value defaults to SHMMAX. softlockup_thresh: -This value can be used to lower the softlockup tolerance -threshold. The default threshold is 10s. If a cpu is locked up -for 10s, the kernel complains. Valid values are 1-60s. +This value can be used to lower the softlockup tolerance threshold. The +default threshold is 60 seconds. If a cpu is locked up for 60 seconds, +the kernel complains. Valid values are 1-60 seconds. Setting this +tunable to zero will disable the softlockup detection altogether. ============================================================== diff --git a/Documentation/usb/anchors.txt b/Documentation/usb/anchors.txt index 7304bcf5a306..5e6b64c20d25 100644 --- a/Documentation/usb/anchors.txt +++ b/Documentation/usb/anchors.txt @@ -42,9 +42,21 @@ This function kills all URBs associated with an anchor. The URBs are called in the reverse temporal order they were submitted. This way no data can be reordered. +usb_unlink_anchored_urbs() +-------------------------- + +This function unlinks all URBs associated with an anchor. The URBs +are processed in the reverse temporal order they were submitted. +This is similar to usb_kill_anchored_urbs(), but it will not sleep. +Therefore no guarantee is made that the URBs have been unlinked when +the call returns. They may be unlinked later but will be unlinked in +finite time. + usb_wait_anchor_empty_timeout() ------------------------------- This function waits for all URBs associated with an anchor to finish or a timeout, whichever comes first. Its return value will tell you whether the timeout was reached. + + diff --git a/MAINTAINERS b/MAINTAINERS index 186be3ba5069..3596d1782264 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -271,20 +271,20 @@ W: http://www.lesswatts.org/projects/acpi/ S: Supported ACPI WMI DRIVER -P: Carlos Corbacho -M: carlos@strangeworlds.co.uk -L: linux-acpi@vger.kernel.org -W: http://www.lesswatts.org/projects/acpi/ -S: Maintained +P: Carlos Corbacho +M: carlos@strangeworlds.co.uk +L: linux-acpi@vger.kernel.org +W: http://www.lesswatts.org/projects/acpi/ +S: Maintained AD1889 ALSA SOUND DRIVER -P: Kyle McMartin -M: kyle@mcmartin.ca -P: Thibaut Varene -M: T-Bone@parisc-linux.org -W: http://wiki.parisc-linux.org/AD1889 -L: linux-parisc@vger.kernel.org -S: Maintained +P: Kyle McMartin +M: kyle@mcmartin.ca +P: Thibaut Varene +M: T-Bone@parisc-linux.org +W: http://wiki.parisc-linux.org/AD1889 +L: linux-parisc@vger.kernel.org +S: Maintained ADM1025 HARDWARE MONITOR DRIVER P: Jean Delvare @@ -473,11 +473,11 @@ L: linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only) S: Maintained ARM/ATMEL AT91RM9200 ARM ARCHITECTURE -P: Andrew Victor -M: linux@maxim.org.za -L: linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only) -W: http://maxim.org.za/at91_26.html -S: Maintained +P: Andrew Victor +M: linux@maxim.org.za +L: linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only) +W: http://maxim.org.za/at91_26.html +S: Maintained ARM/CIRRUS LOGIC EP93XX ARM ARCHITECTURE P: Lennert Buytenhek @@ -532,10 +532,10 @@ L: linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only) S: Maintained ARM/HP JORNADA 7XX MACHINE SUPPORT -P: Kristoffer Ericson -M: kristoffer.ericson@gmail.com -W: www.jlime.com -S: Maintained +P: Kristoffer Ericson +M: kristoffer.ericson@gmail.com +W: www.jlime.com +S: Maintained ARM/INTEL IOP32X ARM ARCHITECTURE P: Lennert Buytenhek @@ -1017,7 +1017,7 @@ T: git kernel.org:/pub/scm/linux/kernel/git/mchehab/v4l-dvb.git S: Maintained CAFE CMOS INTEGRATED CAMERA CONTROLLER DRIVER -P: Jonathan Corbet +P: Jonathan Corbet M: corbet@lwn.net L: video4linux-list@redhat.com S: Maintained @@ -1359,7 +1359,7 @@ P: Digi International, Inc M: Eng.Linux@digi.com L: Eng.Linux@digi.com W: http://www.digi.com -S: Orphaned +S: Orphan DIRECTORY NOTIFICATION P: Stephen Rothwell @@ -1423,12 +1423,12 @@ L: linux-acpi@vger.kernel.org S: Supported DOCUMENTATION (/Documentation directory) -P: Michael Kerrisk -M: mtk.manpages@gmail.com -P: Randy Dunlap -M: rdunlap@xenotime.net -L: linux-doc@vger.kernel.org -S: Maintained +P: Michael Kerrisk +M: mtk.manpages@gmail.com +P: Randy Dunlap +M: rdunlap@xenotime.net +L: linux-doc@vger.kernel.org +S: Maintained DOUBLETALK DRIVER P: James R. Van Zandt @@ -1459,7 +1459,7 @@ S: Maintained DVB SUBSYSTEM AND DRIVERS P: LinuxTV.org Project M: v4l-dvb-maintainer@linuxtv.org -L: linux-dvb@linuxtv.org (subscription required) +L: linux-dvb@linuxtv.org (subscription required) W: http://linuxtv.org/ T: git kernel.org:/pub/scm/linux/kernel/git/mchehab/v4l-dvb.git S: Maintained @@ -1797,7 +1797,7 @@ FUTURE DOMAIN TMC-16x0 SCSI DRIVER (16-bit) P: Rik Faith M: faith@cs.unc.edu L: linux-scsi@vger.kernel.org -S: Odd fixes (e.g., new signatures) +S: Odd Fixes (e.g., new signatures) GDT SCSI DISK ARRAY CONTROLLER DRIVER P: Achim Leubner @@ -1838,10 +1838,10 @@ S: Maintained HARDWARE MONITORING L: lm-sensors@lm-sensors.org W: http://www.lm-sensors.org/ -S: Orphaned +S: Orphan HARDWARE RANDOM NUMBER GENERATOR CORE -S: Orphaned +S: Orphan HARD DRIVE ACTIVE PROTECTION SYSTEM (HDAPS) DRIVER P: Robert Love @@ -1984,7 +1984,7 @@ S: Maintained I2C/SMBUS STUB DRIVER P: Mark M. Hoffman M: mhoffman@lightlink.com -L: lm-sensors@lm-sensors.org +L: i2c@lm-sensors.org S: Maintained I2C SUBSYSTEM @@ -2108,7 +2108,7 @@ M: rolandd@cisco.com P: Sean Hefty M: sean.hefty@intel.com P: Hal Rosenstock -M: hal.rosenstock@gmail.com +M: hal.rosenstock@gmail.com L: general@lists.openfabrics.org W: http://www.openib.org/ T: git kernel.org:/pub/scm/linux/kernel/git/roland/infiniband.git @@ -2696,17 +2696,17 @@ S: Maintained MARVELL YUKON / SYSKONNECT DRIVER P: Mirko Lindner -M: mlindner@syskonnect.de +M: mlindner@syskonnect.de P: Ralph Roesler -M: rroesler@syskonnect.de -W: http://www.syskonnect.com -S: Supported +M: rroesler@syskonnect.de +W: http://www.syskonnect.com +S: Supported MAN-PAGES: MANUAL PAGES FOR LINUX -- Sections 2, 3, 4, 5, and 7 P: Michael Kerrisk M: mtk.manpages@gmail.com -W: http://www.kernel.org/doc/man-pages -S: Supported +W: http://www.kernel.org/doc/man-pages +S: Supported MARVELL LIBERTAS WIRELESS DRIVER P: Dan Williams @@ -2735,7 +2735,7 @@ S: Maintained MEGARAID SCSI DRIVERS P: Neela Syam Kolli M: megaraidlinux@lsi.com -S: linux-scsi@vger.kernel.org +L: linux-scsi@vger.kernel.org W: http://megaraid.lsilogic.com S: Maintained @@ -2853,7 +2853,7 @@ MULTIMEDIA CARD (MMC) ETC. OVER SPI P: David Brownell M: dbrownell@users.sourceforge.net L: linux-kernel@vger.kernel.org -S: Odd fixes +S: Odd Fixes MULTISOUND SOUND DRIVER P: Andrew Veliath @@ -2867,10 +2867,10 @@ L: linux-kernel@vger.kernel.org S: Maintained MUSB MULTIPOINT HIGH SPEED DUAL-ROLE CONTROLLER -P: Felipe Balbi -M: felipe.balbi@nokia.com -L: linux-usb@vger.kernel.org -S: Maintained +P: Felipe Balbi +M: felipe.balbi@nokia.com +L: linux-usb@vger.kernel.org +S: Maintained MYRICOM MYRI-10G 10GbE DRIVER (MYRI10GE) P: Andrew Gallatin @@ -2882,7 +2882,7 @@ W: http://www.myri.com/scs/download-Myri10GE.html S: Supported NATSEMI ETHERNET DRIVER (DP8381x) -P: Tim Hockin +P: Tim Hockin M: thockin@hockin.org S: Maintained @@ -3101,7 +3101,7 @@ M: laforge@gnumonks.org S: Maintained OMNIVISION OV7670 SENSOR DRIVER -P: Jonathan Corbet +P: Jonathan Corbet M: corbet@lwn.net L: video4linux-list@redhat.com S: Maintained @@ -3211,7 +3211,7 @@ T: git kernel.org:/pub/scm/linux/kernel/git/jbarnes/pci-2.6.git S: Supported PCI HOTPLUG CORE -P: Kristen Carlson Accardi +P: Kristen Carlson Accardi M: kristen.c.accardi@intel.com S: Supported @@ -3650,7 +3650,7 @@ M: jmorris@namei.org P: Eric Paris M: eparis@parisplace.org L: linux-kernel@vger.kernel.org (kernel issues) -L: selinux@tycho.nsa.gov (subscribers-only, general discussion) +L: selinux@tycho.nsa.gov (subscribers-only, general discussion) W: http://www.nsa.gov/selinux S: Supported @@ -3726,7 +3726,7 @@ S: Maintained SIS 96X I2C/SMBUS DRIVER P: Mark M. Hoffman M: mhoffman@lightlink.com -L: lm-sensors@lm-sensors.org +L: i2c@lm-sensors.org S: Maintained SIS FRAMEBUFFER DRIVER @@ -3768,10 +3768,10 @@ M: bn@niasdigital.com S: Maintained SOC-CAMERA V4L2 SUBSYSTEM -P: Guennadi Liakhovetski -M: g.liakhovetski@gmx.de -L: video4linux-list@redhat.com -S: Maintained +P: Guennadi Liakhovetski +M: g.liakhovetski@gmx.de +L: video4linux-list@redhat.com +S: Maintained SOFTWARE RAID (Multiple Disks) SUPPORT P: Ingo Molnar @@ -3833,11 +3833,12 @@ S: Maintained SOUND - SOC LAYER / DYNAMIC AUDIO POWER MANAGEMENT P: Liam Girdwood -M: liam.girdwood@wolfsonmicro.com +M: lrg@slimlogic.co.uk P: Mark Brown M: broonie@opensource.wolfsonmicro.com T: git opensource.wolfsonmicro.com/linux-2.6-asoc L: alsa-devel@alsa-project.org (subscribers-only) +W: http://alsa-project.org/main/index.php/ASoC S: Supported SPI SUBSYSTEM @@ -3925,7 +3926,7 @@ S: Maintained STARMODE RADIO IP (STRIP) PROTOCOL DRIVER W: http://mosquitonet.Stanford.EDU/strip.html -S: Unsupported ? +S: Orphan STRADIS MPEG-2 DECODER DRIVER P: Nathan Laredo @@ -4006,9 +4007,9 @@ T: git repo.or.cz/linux-2.6/linux-acpi-2.6/ibm-acpi-2.6.git S: Maintained TI FLASH MEDIA INTERFACE DRIVER -P: Alex Dubov -M: oakad@yahoo.com -S: Maintained +P: Alex Dubov +M: oakad@yahoo.com +S: Maintained TI OMAP MMC INTERFACE DRIVER P: Carlos Aguiar, Anderson Briglia and Syed Khasim @@ -4154,13 +4155,13 @@ USB BLOCK DRIVER (UB ub) P: Pete Zaitcev M: zaitcev@redhat.com L: linux-kernel@vger.kernel.org -L: linux-usb@vger.kernel.org +L: linux-usb@vger.kernel.org S: Supported USB CDC ETHERNET DRIVER P: Greg Kroah-Hartman M: greg@kroah.com -L: linux-usb@vger.kernel.org +L: linux-usb@vger.kernel.org S: Maintained W: http://www.kroah.com/linux-usb/ @@ -4187,13 +4188,13 @@ S: Maintained USB EHCI DRIVER P: David Brownell M: dbrownell@users.sourceforge.net -L: linux-usb@vger.kernel.org +L: linux-usb@vger.kernel.org S: Odd Fixes USB ET61X[12]51 DRIVER P: Luca Risolia M: luca.risolia@studio.unibo.it -L: linux-usb@vger.kernel.org +L: linux-usb@vger.kernel.org L: video4linux-list@redhat.com W: http://www.linux-projects.org S: Maintained @@ -4201,33 +4202,33 @@ S: Maintained USB GADGET/PERIPHERAL SUBSYSTEM P: David Brownell M: dbrownell@users.sourceforge.net -L: linux-usb@vger.kernel.org +L: linux-usb@vger.kernel.org W: http://www.linux-usb.org/gadget S: Maintained USB HID/HIDBP DRIVERS (USB KEYBOARDS, MICE, REMOTE CONTROLS, ...) P: Jiri Kosina M: jkosina@suse.cz -L: linux-usb@vger.kernel.org +L: linux-usb@vger.kernel.org T: git kernel.org:/pub/scm/linux/kernel/git/jikos/hid.git S: Maintained USB ISP116X DRIVER P: Olav Kongas M: ok@artecdesign.ee -L: linux-usb@vger.kernel.org +L: linux-usb@vger.kernel.org S: Maintained USB KAWASAKI LSI DRIVER P: Oliver Neukum M: oliver@neukum.name -L: linux-usb@vger.kernel.org +L: linux-usb@vger.kernel.org S: Maintained USB MASS STORAGE DRIVER P: Matthew Dharm M: mdharm-usb@one-eyed-alien.net -L: linux-usb@vger.kernel.org +L: linux-usb@vger.kernel.org L: usb-storage@lists.one-eyed-alien.net S: Maintained W: http://www.one-eyed-alien.net/~mdharm/linux-usb/ @@ -4235,26 +4236,26 @@ W: http://www.one-eyed-alien.net/~mdharm/linux-usb/ USB OHCI DRIVER P: David Brownell M: dbrownell@users.sourceforge.net -L: linux-usb@vger.kernel.org +L: linux-usb@vger.kernel.org S: Odd Fixes USB OPTION-CARD DRIVER P: Matthias Urlichs M: smurf@smurf.noris.de -L: linux-usb@vger.kernel.org +L: linux-usb@vger.kernel.org S: Maintained USB OV511 DRIVER P: Mark McClelland M: mmcclell@bigfoot.com -L: linux-usb@vger.kernel.org +L: linux-usb@vger.kernel.org W: http://alpha.dyndns.org/ov511/ S: Maintained USB PEGASUS DRIVER P: Petko Manolov M: petkan@users.sourceforge.net -L: linux-usb@vger.kernel.org +L: linux-usb@vger.kernel.org L: netdev@vger.kernel.org W: http://pegasus2.sourceforge.net/ S: Maintained @@ -4262,13 +4263,13 @@ S: Maintained USB PRINTER DRIVER (usblp) P: Pete Zaitcev M: zaitcev@redhat.com -L: linux-usb@vger.kernel.org +L: linux-usb@vger.kernel.org S: Supported USB RTL8150 DRIVER P: Petko Manolov M: petkan@users.sourceforge.net -L: linux-usb@vger.kernel.org +L: linux-usb@vger.kernel.org L: netdev@vger.kernel.org W: http://pegasus2.sourceforge.net/ S: Maintained @@ -4276,20 +4277,20 @@ S: Maintained USB SE401 DRIVER P: Jeroen Vreeken M: pe1rxq@amsat.org -L: linux-usb@vger.kernel.org +L: linux-usb@vger.kernel.org W: http://www.chello.nl/~j.vreeken/se401/ S: Maintained USB SERIAL BELKIN F5U103 DRIVER P: William Greathouse M: wgreathouse@smva.com -L: linux-usb@vger.kernel.org +L: linux-usb@vger.kernel.org S: Maintained USB SERIAL CYPRESS M8 DRIVER P: Lonnie Mendez M: dignome@gmail.com -L: linux-usb@vger.kernel.org +L: linux-usb@vger.kernel.org S: Maintained W: http://geocities.com/i0xox0i W: http://firstlight.net/cvs @@ -4304,39 +4305,39 @@ USB SERIAL DIGI ACCELEPORT DRIVER P: Peter Berger and Al Borchers M: pberger@brimson.com M: alborchers@steinerpoint.com -L: linux-usb@vger.kernel.org +L: linux-usb@vger.kernel.org S: Maintained USB SERIAL DRIVER P: Greg Kroah-Hartman M: gregkh@suse.de -L: linux-usb@vger.kernel.org +L: linux-usb@vger.kernel.org S: Supported USB SERIAL EMPEG EMPEG-CAR MARK I/II DRIVER P: Gary Brubaker M: xavyer@ix.netcom.com -L: linux-usb@vger.kernel.org +L: linux-usb@vger.kernel.org S: Maintained USB SERIAL KEYSPAN DRIVER P: Greg Kroah-Hartman M: greg@kroah.com -L: linux-usb@vger.kernel.org +L: linux-usb@vger.kernel.org W: http://www.kroah.com/linux/ S: Maintained USB SERIAL WHITEHEAT DRIVER P: Support Department M: support@connecttech.com -L: linux-usb@vger.kernel.org +L: linux-usb@vger.kernel.org W: http://www.connecttech.com S: Supported USB SN9C1xx DRIVER P: Luca Risolia M: luca.risolia@studio.unibo.it -L: linux-usb@vger.kernel.org +L: linux-usb@vger.kernel.org L: video4linux-list@redhat.com W: http://www.linux-projects.org S: Maintained @@ -4344,7 +4345,7 @@ S: Maintained USB SUBSYSTEM P: Greg Kroah-Hartman M: gregkh@suse.de -L: linux-usb@vger.kernel.org +L: linux-usb@vger.kernel.org W: http://www.linux-usb.org T: quilt kernel.org/pub/linux/kernel/people/gregkh/gregkh-2.6/ S: Supported @@ -4352,7 +4353,7 @@ S: Supported USB UHCI DRIVER P: Alan Stern M: stern@rowland.harvard.edu -L: linux-usb@vger.kernel.org +L: linux-usb@vger.kernel.org S: Maintained USB "USBNET" DRIVER FRAMEWORK @@ -4365,7 +4366,7 @@ S: Maintained USB VIDEO CLASS P: Laurent Pinchart M: laurent.pinchart@skynet.be -L: linx-uvc-devel@berlios.de +L: linux-uvc-devel@lists.berlios.de L: video4linux-list@redhat.com W: http://linux-uvc.berlios.de S: Maintained @@ -4373,7 +4374,7 @@ S: Maintained USB W996[87]CF DRIVER P: Luca Risolia M: luca.risolia@studio.unibo.it -L: linux-usb@vger.kernel.org +L: linux-usb@vger.kernel.org L: video4linux-list@redhat.com W: http://www.linux-projects.org S: Maintained @@ -4387,7 +4388,7 @@ S: Maintained USB ZC0301 DRIVER P: Luca Risolia M: luca.risolia@studio.unibo.it -L: linux-usb@vger.kernel.org +L: linux-usb@vger.kernel.org L: video4linux-list@redhat.com W: http://www.linux-projects.org S: Maintained @@ -4395,14 +4396,14 @@ S: Maintained USB ZD1201 DRIVER P: Jeroen Vreeken M: pe1rxq@amsat.org -L: linux-usb@vger.kernel.org +L: linux-usb@vger.kernel.org W: http://linux-lc100020.sourceforge.net S: Maintained USB ZR364XX DRIVER P: Antoine Jacquet M: royale@zerezo.com -L: linux-usb@vger.kernel.org +L: linux-usb@vger.kernel.org L: video4linux-list@redhat.com W: http://royale.zerezo.com/zr364xx/ S: Maintained @@ -1,7 +1,7 @@ VERSION = 2 PATCHLEVEL = 6 SUBLEVEL = 27 -EXTRAVERSION = -rc6 +EXTRAVERSION = -rc7 NAME = Rotary Wombat # *DOCUMENTATION* diff --git a/arch/arm/include/asm/pci.h b/arch/arm/include/asm/pci.h index 721c03d53f4b..918d0cbbf064 100644 --- a/arch/arm/include/asm/pci.h +++ b/arch/arm/include/asm/pci.h @@ -30,7 +30,7 @@ static inline void pcibios_penalize_isa_irq(int irq, int active) * The networking and block device layers use this boolean for bounce * buffer decisions. */ -#define PCI_DMA_BUS_IS_PHYS (0) +#define PCI_DMA_BUS_IS_PHYS (1) /* * Whether pci_unmap_{single,page} is a nop depends upon the diff --git a/arch/arm/mach-davinci/psc.c b/arch/arm/mach-davinci/psc.c index 720c48b9ee04..aa2fc375a325 100644 --- a/arch/arm/mach-davinci/psc.c +++ b/arch/arm/mach-davinci/psc.c @@ -70,9 +70,6 @@ void davinci_psc_config(unsigned int domain, unsigned int id, char enable) { u32 epcpr, ptcmd, ptstat, pdstat, pdctl1, mdstat, mdctl, mdstat_mask; - if (id < 0) - return; - mdctl = davinci_readl(DAVINCI_PWR_SLEEP_CNTRL_BASE + MDCTL + 4 * id); if (enable) mdctl |= 0x00000003; /* Enable Module */ diff --git a/arch/arm/mach-mx3/pcm037.c b/arch/arm/mach-mx3/pcm037.c index 0a152ed15a85..df8582a6231b 100644 --- a/arch/arm/mach-mx3/pcm037.c +++ b/arch/arm/mach-mx3/pcm037.c @@ -54,7 +54,7 @@ static struct platform_device pcm037_flash = { }; static struct imxuart_platform_data uart_pdata = { - .flags = 0, + .flags = IMXUART_HAVE_RTSCTS, }; static struct platform_device *devices[] __initdata = { diff --git a/arch/arm/mach-pxa/time.c b/arch/arm/mach-pxa/time.c index 67e18509d7bf..b0d6b32654cf 100644 --- a/arch/arm/mach-pxa/time.c +++ b/arch/arm/mach-pxa/time.c @@ -17,9 +17,9 @@ #include <linux/interrupt.h> #include <linux/clockchips.h> #include <linux/sched.h> +#include <linux/cnt32_to_63.h> #include <asm/div64.h> -#include <asm/cnt32_to_63.h> #include <asm/mach/irq.h> #include <asm/mach/time.h> #include <mach/pxa-regs.h> diff --git a/arch/arm/mach-pxa/tosa.c b/arch/arm/mach-pxa/tosa.c index 5dab30eafddc..9f3ef9eb32e3 100644 --- a/arch/arm/mach-pxa/tosa.c +++ b/arch/arm/mach-pxa/tosa.c @@ -50,6 +50,7 @@ #include <asm/mach/sharpsl_param.h> #include "generic.h" +#include "clock.h" #include "devices.h" static unsigned long tosa_pin_config[] = { @@ -521,6 +522,14 @@ static struct gpio_keys_button tosa_gpio_keys[] = { .wakeup = 1, .active_low = 1, }, + { + .type = EV_SW, + .code = SW_HEADPHONE_INSERT, + .gpio = TOSA_GPIO_EAR_IN, + .desc = "HeadPhone insert", + .active_low = 1, + .debounce_interval = 300, + }, }; static struct gpio_keys_platform_data tosa_gpio_keys_platform_data = { @@ -792,6 +801,8 @@ static void __init tosa_init(void) pxa_set_i2c_info(NULL); platform_scoop_config = &tosa_pcmcia_config; + clk_add_alias("CLK_CK3P6MI", &tc6393xb_device.dev, "GPIO11_CLK", NULL); + platform_add_devices(devices, ARRAY_SIZE(devices)); } diff --git a/arch/arm/mach-sa1100/generic.c b/arch/arm/mach-sa1100/generic.c index 1362994c78aa..b422526f6d8b 100644 --- a/arch/arm/mach-sa1100/generic.c +++ b/arch/arm/mach-sa1100/generic.c @@ -18,9 +18,9 @@ #include <linux/ioport.h> #include <linux/sched.h> /* just for sched_clock() - funny that */ #include <linux/platform_device.h> +#include <linux/cnt32_to_63.h> #include <asm/div64.h> -#include <asm/cnt32_to_63.h> #include <mach/hardware.h> #include <asm/system.h> #include <asm/pgtable.h> diff --git a/arch/arm/mach-sa1100/include/mach/jornada720.h b/arch/arm/mach-sa1100/include/mach/jornada720.h index bc120850d313..cc6b4bfcecf6 100644 --- a/arch/arm/mach-sa1100/include/mach/jornada720.h +++ b/arch/arm/mach-sa1100/include/mach/jornada720.h @@ -1,10 +1,10 @@ /* * arch/arm/mach-sa1100/include/mach/jornada720.h * - * This file contains SSP/MCU communication definitions for HP Jornada 710/720/728 + * SSP/MCU communication definitions for HP Jornada 710/720/728 * - * Copyright (C) 2007 Kristoffer Ericson <Kristoffer.Ericson@gmail.com> - * Copyright (C) 2000 John Ankcorn <jca@lcs.mit.edu> + * Copyright 2007,2008 Kristoffer Ericson <Kristoffer.Ericson@gmail.com> + * Copyright 2000 John Ankcorn <jca@lcs.mit.edu> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as @@ -25,3 +25,8 @@ #define PWMOFF 0xDF #define TXDUMMY 0x11 #define ERRORCODE 0x00 + +extern void jornada_ssp_start(void); +extern void jornada_ssp_end(void); +extern int jornada_ssp_inout(u8 byte); +extern int jornada_ssp_byte(u8 byte); diff --git a/arch/arm/mach-sa1100/jornada720_ssp.c b/arch/arm/mach-sa1100/jornada720_ssp.c index 06ea7abd9170..28cf36967977 100644 --- a/arch/arm/mach-sa1100/jornada720_ssp.c +++ b/arch/arm/mach-sa1100/jornada720_ssp.c @@ -21,8 +21,8 @@ #include <linux/slab.h> #include <mach/hardware.h> -#include <asm/hardware/ssp.h> #include <mach/jornada720.h> +#include <asm/hardware/ssp.h> static DEFINE_SPINLOCK(jornada_ssp_lock); static unsigned long jornada_ssp_flags; @@ -109,12 +109,12 @@ EXPORT_SYMBOL(jornada_ssp_inout); * jornada_ssp_start - enable mcu * */ -int jornada_ssp_start() +void jornada_ssp_start(void) { spin_lock_irqsave(&jornada_ssp_lock, jornada_ssp_flags); GPCR = GPIO_GPIO25; udelay(50); - return 0; + return; }; EXPORT_SYMBOL(jornada_ssp_start); @@ -122,11 +122,11 @@ EXPORT_SYMBOL(jornada_ssp_start); * jornada_ssp_end - disable mcu and turn off lock * */ -int jornada_ssp_end() +void jornada_ssp_end(void) { GPSR = GPIO_GPIO25; spin_unlock_irqrestore(&jornada_ssp_lock, jornada_ssp_flags); - return 0; + return; }; EXPORT_SYMBOL(jornada_ssp_end); diff --git a/arch/arm/mach-versatile/core.c b/arch/arm/mach-versatile/core.c index d75e795c893e..b638f10411e8 100644 --- a/arch/arm/mach-versatile/core.c +++ b/arch/arm/mach-versatile/core.c @@ -28,8 +28,8 @@ #include <linux/amba/clcd.h> #include <linux/clocksource.h> #include <linux/clockchips.h> +#include <linux/cnt32_to_63.h> -#include <asm/cnt32_to_63.h> #include <asm/system.h> #include <mach/hardware.h> #include <asm/io.h> diff --git a/arch/arm/plat-omap/devices.c b/arch/arm/plat-omap/devices.c index 187e3d8bfdfe..01da719a7453 100644 --- a/arch/arm/plat-omap/devices.c +++ b/arch/arm/plat-omap/devices.c @@ -21,6 +21,7 @@ #include <mach/tc.h> #include <mach/board.h> +#include <mach/mmc.h> #include <mach/mux.h> #include <mach/gpio.h> #include <mach/menelaus.h> @@ -194,25 +195,38 @@ void omap_mcbsp_register_board_cfg(struct omap_mcbsp_platform_data *config, /*-------------------------------------------------------------------------*/ -#if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE) +#if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE) || \ + defined(CONFIG_MMC_OMAP_HS) || defined(CONFIG_MMC_OMAP_HS_MODULE) -#ifdef CONFIG_ARCH_OMAP24XX +#if defined(CONFIG_ARCH_OMAP24XX) || defined(CONFIG_ARCH_OMAP34XX) #define OMAP_MMC1_BASE 0x4809c000 -#define OMAP_MMC1_INT INT_24XX_MMC_IRQ +#define OMAP_MMC1_END (OMAP_MMC1_BASE + 0x1fc) +#define OMAP_MMC1_INT INT_24XX_MMC_IRQ + +#define OMAP_MMC2_BASE 0x480b4000 +#define OMAP_MMC2_END (OMAP_MMC2_BASE + 0x1fc) +#define OMAP_MMC2_INT INT_24XX_MMC2_IRQ + #else + #define OMAP_MMC1_BASE 0xfffb7800 +#define OMAP_MMC1_END (OMAP_MMC1_BASE + 0x7f) #define OMAP_MMC1_INT INT_MMC -#endif + #define OMAP_MMC2_BASE 0xfffb7c00 /* omap16xx only */ +#define OMAP_MMC2_END (OMAP_MMC2_BASE + 0x7f) +#define OMAP_MMC2_INT INT_1610_MMC2 + +#endif -static struct omap_mmc_conf mmc1_conf; +static struct omap_mmc_platform_data mmc1_data; static u64 mmc1_dmamask = 0xffffffff; static struct resource mmc1_resources[] = { { .start = OMAP_MMC1_BASE, - .end = OMAP_MMC1_BASE + 0x7f, + .end = OMAP_MMC1_END, .flags = IORESOURCE_MEM, }, { @@ -226,26 +240,27 @@ static struct platform_device mmc_omap_device1 = { .id = 1, .dev = { .dma_mask = &mmc1_dmamask, - .platform_data = &mmc1_conf, + .platform_data = &mmc1_data, }, .num_resources = ARRAY_SIZE(mmc1_resources), .resource = mmc1_resources, }; -#ifdef CONFIG_ARCH_OMAP16XX +#if defined(CONFIG_ARCH_OMAP16XX) || defined(CONFIG_ARCH_OMAP2430) || \ + defined(CONFIG_ARCH_OMAP34XX) -static struct omap_mmc_conf mmc2_conf; +static struct omap_mmc_platform_data mmc2_data; static u64 mmc2_dmamask = 0xffffffff; static struct resource mmc2_resources[] = { { .start = OMAP_MMC2_BASE, - .end = OMAP_MMC2_BASE + 0x7f, + .end = OMAP_MMC2_END, .flags = IORESOURCE_MEM, }, { - .start = INT_1610_MMC2, + .start = OMAP_MMC2_INT, .flags = IORESOURCE_IRQ, }, }; @@ -255,26 +270,19 @@ static struct platform_device mmc_omap_device2 = { .id = 2, .dev = { .dma_mask = &mmc2_dmamask, - .platform_data = &mmc2_conf, + .platform_data = &mmc2_data, }, .num_resources = ARRAY_SIZE(mmc2_resources), .resource = mmc2_resources, }; #endif -static void __init omap_init_mmc(void) +static inline void omap_init_mmc_conf(const struct omap_mmc_config *mmc_conf) { - const struct omap_mmc_config *mmc_conf; - const struct omap_mmc_conf *mmc; - - /* NOTE: assumes MMC was never (wrongly) enabled */ - mmc_conf = omap_get_config(OMAP_TAG_MMC, struct omap_mmc_config); - if (!mmc_conf) + if (cpu_is_omap2430() || cpu_is_omap34xx()) return; - /* block 1 is always available and has just one pinout option */ - mmc = &mmc_conf->mmc[0]; - if (mmc->enabled) { + if (mmc_conf->mmc[0].enabled) { if (cpu_is_omap24xx()) { omap_cfg_reg(H18_24XX_MMC_CMD); omap_cfg_reg(H15_24XX_MMC_CLKI); @@ -292,7 +300,7 @@ static void __init omap_init_mmc(void) omap_cfg_reg(P20_1710_MMC_DATDIR0); } } - if (mmc->wire4) { + if (mmc_conf->mmc[0].wire4) { if (cpu_is_omap24xx()) { omap_cfg_reg(H14_24XX_MMC_DAT1); omap_cfg_reg(E19_24XX_MMC_DAT2); @@ -303,25 +311,22 @@ static void __init omap_init_mmc(void) } else { omap_cfg_reg(MMC_DAT1); /* NOTE: DAT2 can be on W10 (here) or M15 */ - if (!mmc->nomux) + if (!mmc_conf->mmc[0].nomux) omap_cfg_reg(MMC_DAT2); omap_cfg_reg(MMC_DAT3); } } - mmc1_conf = *mmc; - (void) platform_device_register(&mmc_omap_device1); } #ifdef CONFIG_ARCH_OMAP16XX /* block 2 is on newer chips, and has many pinout options */ - mmc = &mmc_conf->mmc[1]; - if (mmc->enabled) { - if (!mmc->nomux) { + if (mmc_conf->mmc[1].enabled) { + if (!mmc_conf->mmc[1].nomux) { omap_cfg_reg(Y8_1610_MMC2_CMD); omap_cfg_reg(Y10_1610_MMC2_CLK); omap_cfg_reg(R18_1610_MMC2_CLKIN); omap_cfg_reg(W8_1610_MMC2_DAT0); - if (mmc->wire4) { + if (mmc_conf->mmc[1].wire4) { omap_cfg_reg(V8_1610_MMC2_DAT1); omap_cfg_reg(W15_1610_MMC2_DAT2); omap_cfg_reg(R10_1610_MMC2_DAT3); @@ -337,14 +342,55 @@ static void __init omap_init_mmc(void) if (cpu_is_omap1710()) omap_writel(omap_readl(MOD_CONF_CTRL_1) | (1 << 24), MOD_CONF_CTRL_1); - mmc2_conf = *mmc; + } +#endif +} + +static void __init omap_init_mmc(void) +{ + const struct omap_mmc_config *mmc_conf; + + /* NOTE: assumes MMC was never (wrongly) enabled */ + mmc_conf = omap_get_config(OMAP_TAG_MMC, struct omap_mmc_config); + if (!mmc_conf) + return; + + omap_init_mmc_conf(mmc_conf); + + if (mmc_conf->mmc[0].enabled) { + mmc1_data.conf = mmc_conf->mmc[0]; + (void) platform_device_register(&mmc_omap_device1); + } + +#if defined(CONFIG_ARCH_OMAP16XX) || defined(CONFIG_ARCH_OMAP2430) || \ + defined(CONFIG_ARCH_OMAP34XX) + if (mmc_conf->mmc[1].enabled) { + mmc2_data.conf = mmc_conf->mmc[1]; (void) platform_device_register(&mmc_omap_device2); } #endif - return; } + +void omap_set_mmc_info(int host, const struct omap_mmc_platform_data *info) +{ + switch (host) { + case 1: + mmc1_data = *info; + break; +#if defined(CONFIG_ARCH_OMAP16XX) || defined(CONFIG_ARCH_OMAP2430) || \ + defined(CONFIG_ARCH_OMAP34XX) + case 2: + mmc2_data = *info; + break; +#endif + default: + BUG(); + } +} + #else static inline void omap_init_mmc(void) {} +void omap_set_mmc_info(int host, const struct omap_mmc_platform_data *info) {} #endif /*-------------------------------------------------------------------------*/ diff --git a/arch/avr32/boards/atstk1000/atstk1002.c b/arch/avr32/boards/atstk1000/atstk1002.c index ee4c292683e1..dfc3443e23aa 100644 --- a/arch/avr32/boards/atstk1000/atstk1002.c +++ b/arch/avr32/boards/atstk1000/atstk1002.c @@ -325,7 +325,7 @@ static int __init atstk1002_init(void) #ifdef CONFIG_BOARD_ATSTK100X_SPI1 at32_add_device_spi(1, spi1_board_info, ARRAY_SIZE(spi1_board_info)); #endif -#ifndef CONFIG_BOARD_ATSTK1002_SW2_CUSTOM +#ifndef CONFIG_BOARD_ATSTK100X_SW2_CUSTOM at32_add_device_mci(0, MCI_PDATA); #endif #ifdef CONFIG_BOARD_ATSTK1002_SW5_CUSTOM diff --git a/arch/avr32/boot/images/.gitignore b/arch/avr32/boot/images/.gitignore new file mode 100644 index 000000000000..64ea9d0141d2 --- /dev/null +++ b/arch/avr32/boot/images/.gitignore @@ -0,0 +1,4 @@ +uImage +uImage.srec +vmlinux.cso +sfdwarf.log diff --git a/arch/avr32/kernel/.gitignore b/arch/avr32/kernel/.gitignore new file mode 100644 index 000000000000..c5f676c3c224 --- /dev/null +++ b/arch/avr32/kernel/.gitignore @@ -0,0 +1 @@ +vmlinux.lds diff --git a/arch/avr32/kernel/avr32_ksyms.c b/arch/avr32/kernel/avr32_ksyms.c index 84a7d44edc67..11e310c567a9 100644 --- a/arch/avr32/kernel/avr32_ksyms.c +++ b/arch/avr32/kernel/avr32_ksyms.c @@ -58,6 +58,7 @@ EXPORT_SYMBOL(find_first_zero_bit); EXPORT_SYMBOL(find_next_zero_bit); EXPORT_SYMBOL(find_first_bit); EXPORT_SYMBOL(find_next_bit); +EXPORT_SYMBOL(generic_find_next_le_bit); EXPORT_SYMBOL(generic_find_next_zero_le_bit); /* I/O primitives (lib/io-*.S) */ diff --git a/arch/avr32/kernel/syscall-stubs.S b/arch/avr32/kernel/syscall-stubs.S index 890286a1e62b..673178e235f3 100644 --- a/arch/avr32/kernel/syscall-stubs.S +++ b/arch/avr32/kernel/syscall-stubs.S @@ -109,3 +109,12 @@ __sys_epoll_pwait: rcall sys_epoll_pwait sub sp, -4 popm pc + + .global __sys_sync_file_range + .type __sys_sync_file_range,@function +__sys_sync_file_range: + pushm lr + st.w --sp, ARG6 + rcall sys_sync_file_range + sub sp, -4 + popm pc diff --git a/arch/avr32/kernel/syscall_table.S b/arch/avr32/kernel/syscall_table.S index 478bda4c4a09..7ee0057613b3 100644 --- a/arch/avr32/kernel/syscall_table.S +++ b/arch/avr32/kernel/syscall_table.S @@ -275,7 +275,7 @@ sys_call_table: .long sys_set_robust_list .long sys_get_robust_list /* 260 */ .long __sys_splice - .long sys_sync_file_range + .long __sys_sync_file_range .long sys_tee .long sys_vmsplice .long __sys_epoll_pwait /* 265 */ diff --git a/arch/avr32/kernel/traps.c b/arch/avr32/kernel/traps.c index b835c4c01368..0d987373bc01 100644 --- a/arch/avr32/kernel/traps.c +++ b/arch/avr32/kernel/traps.c @@ -116,15 +116,15 @@ asmlinkage void do_nmi(unsigned long ecr, struct pt_regs *regs) switch (ret) { case NOTIFY_OK: case NOTIFY_STOP: - return; + break; case NOTIFY_BAD: die("Fatal Non-Maskable Interrupt", regs, SIGINT); default: + printk(KERN_ALERT "Got NMI, but nobody cared. Disabling...\n"); + nmi_disable(); break; } - - printk(KERN_ALERT "Got NMI, but nobody cared. Disabling...\n"); - nmi_disable(); + nmi_exit(); } asmlinkage void do_critical_exception(unsigned long ecr, struct pt_regs *regs) diff --git a/arch/avr32/lib/findbit.S b/arch/avr32/lib/findbit.S index c6b91dee857c..997b33b2288a 100644 --- a/arch/avr32/lib/findbit.S +++ b/arch/avr32/lib/findbit.S @@ -123,6 +123,36 @@ ENTRY(find_next_bit) brgt 1b retal r11 +ENTRY(generic_find_next_le_bit) + lsr r8, r10, 5 + sub r9, r11, r10 + retle r11 + + lsl r8, 2 + add r12, r8 + andl r10, 31, COH + breq 1f + + /* offset is not word-aligned. Handle the first (32 - r10) bits */ + ldswp.w r8, r12[0] + sub r12, -4 + lsr r8, r8, r10 + brne .L_found + + /* r9 = r9 - (32 - r10) = r9 + r10 - 32 */ + add r9, r10 + sub r9, 32 + retle r11 + + /* Main loop. offset must be word-aligned */ +1: ldswp.w r8, r12[0] + cp.w r8, 0 + brne .L_found + sub r12, -4 + sub r9, 32 + brgt 1b + retal r11 + ENTRY(generic_find_next_zero_le_bit) lsr r8, r10, 5 sub r9, r11, r10 diff --git a/arch/ia64/kernel/efi.c b/arch/ia64/kernel/efi.c index d45f215bc8fc..51b75cea7018 100644 --- a/arch/ia64/kernel/efi.c +++ b/arch/ia64/kernel/efi.c @@ -1232,9 +1232,10 @@ efi_initialize_iomem_resources(struct resource *code_resource, if (md->attribute & EFI_MEMORY_WP) { name = "System ROM"; flags |= IORESOURCE_READONLY; - } else { + } else if (md->attribute == EFI_MEMORY_UC) + name = "Uncached RAM"; + else name = "System RAM"; - } break; case EFI_ACPI_MEMORY_NVS: diff --git a/arch/ia64/kernel/setup.c b/arch/ia64/kernel/setup.c index c27d5b2c182b..de636b215677 100644 --- a/arch/ia64/kernel/setup.c +++ b/arch/ia64/kernel/setup.c @@ -616,7 +616,9 @@ setup_arch (char **cmdline_p) ia64_mca_init(); platform_setup(cmdline_p); +#ifndef CONFIG_IA64_HP_SIM check_sal_cache_flush(); +#endif paging_init(); } diff --git a/arch/ia64/kvm/kvm-ia64.c b/arch/ia64/kvm/kvm-ia64.c index 7a37d06376be..cd0d1a7284b7 100644 --- a/arch/ia64/kvm/kvm-ia64.c +++ b/arch/ia64/kvm/kvm-ia64.c @@ -38,6 +38,7 @@ #include <asm/cacheflush.h> #include <asm/div64.h> #include <asm/tlb.h> +#include <asm/elf.h> #include "misc.h" #include "vti.h" @@ -61,12 +62,6 @@ struct kvm_stats_debugfs_item debugfs_entries[] = { { NULL } }; - -struct fdesc{ - unsigned long ip; - unsigned long gp; -}; - static void kvm_flush_icache(unsigned long start, unsigned long len) { int l; diff --git a/arch/mips/au1000/common/gpio.c b/arch/mips/au1000/common/gpio.c index b485d94ce8a5..1f058434b726 100644 --- a/arch/mips/au1000/common/gpio.c +++ b/arch/mips/au1000/common/gpio.c @@ -61,7 +61,8 @@ static int au1xxx_gpio2_direction_input(unsigned gpio) static int au1xxx_gpio2_direction_output(unsigned gpio, int value) { gpio -= AU1XXX_GPIO_BASE; - gpio2->dir = (0x01 << gpio) | (value << gpio); + gpio2->dir |= 0x01 << gpio; + gpio2->output = (GPIO2_OUTPUT_ENABLE_MASK << gpio) | (value << gpio); return 0; } @@ -90,6 +91,7 @@ static int au1xxx_gpio1_direction_input(unsigned gpio) static int au1xxx_gpio1_direction_output(unsigned gpio, int value) { gpio1->trioutclr = (0x01 & gpio); + au1xxx_gpio1_write(gpio, value); return 0; } diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c index 335a6ae3d594..11c92dc53791 100644 --- a/arch/mips/kernel/cpu-probe.c +++ b/arch/mips/kernel/cpu-probe.c @@ -45,18 +45,7 @@ static void r39xx_wait(void) local_irq_enable(); } -/* - * There is a race when WAIT instruction executed with interrupt - * enabled. - * But it is implementation-dependent wheter the pipelie restarts when - * a non-enabled interrupt is requested. - */ -static void r4k_wait(void) -{ - __asm__(" .set mips3 \n" - " wait \n" - " .set mips0 \n"); -} +extern void r4k_wait(void); /* * This variant is preferable as it allows testing need_resched and going to @@ -128,7 +117,7 @@ static int __init wait_disable(char *s) __setup("nowait", wait_disable); -static inline void check_wait(void) +void __init check_wait(void) { struct cpuinfo_mips *c = ¤t_cpu_data; @@ -242,7 +231,6 @@ static inline void check_errata(void) void __init check_bugs32(void) { - check_wait(); check_errata(); } diff --git a/arch/mips/kernel/genex.S b/arch/mips/kernel/genex.S index c6ada98ee042..f886dd7f708e 100644 --- a/arch/mips/kernel/genex.S +++ b/arch/mips/kernel/genex.S @@ -20,6 +20,7 @@ #include <asm/stackframe.h> #include <asm/war.h> #include <asm/page.h> +#include <asm/thread_info.h> #define PANIC_PIC(msg) \ .set push; \ @@ -126,7 +127,42 @@ handle_vcei: __FINIT + .align 5 /* 32 byte rollback region */ +LEAF(r4k_wait) + .set push + .set noreorder + /* start of rollback region */ + LONG_L t0, TI_FLAGS($28) + nop + andi t0, _TIF_NEED_RESCHED + bnez t0, 1f + nop + nop + nop + .set mips3 + wait + /* end of rollback region (the region size must be power of two) */ + .set pop +1: + jr ra + END(r4k_wait) + + .macro BUILD_ROLLBACK_PROLOGUE handler + FEXPORT(rollback_\handler) + .set push + .set noat + MFC0 k0, CP0_EPC + PTR_LA k1, r4k_wait + ori k0, 0x1f /* 32 byte rollback region */ + xori k0, 0x1f + bne k0, k1, 9f + MTC0 k0, CP0_EPC +9: + .set pop + .endm + .align 5 +BUILD_ROLLBACK_PROLOGUE handle_int NESTED(handle_int, PT_SIZE, sp) #ifdef CONFIG_TRACE_IRQFLAGS /* @@ -201,6 +237,7 @@ NESTED(except_vec_ejtag_debug, 0, sp) * This prototype is copied to ebase + n*IntCtl.VS and patched * to invoke the handler */ +BUILD_ROLLBACK_PROLOGUE except_vec_vi NESTED(except_vec_vi, 0, sp) SAVE_SOME SAVE_AT diff --git a/arch/mips/kernel/process.c b/arch/mips/kernel/process.c index b16facd9ea8e..ce7684335a41 100644 --- a/arch/mips/kernel/process.c +++ b/arch/mips/kernel/process.c @@ -148,6 +148,8 @@ int copy_thread(int nr, unsigned long clone_flags, unsigned long usp, clear_tsk_thread_flag(p, TIF_USEDFPU); #ifdef CONFIG_MIPS_MT_FPAFF + clear_tsk_thread_flag(p, TIF_FPUBOUND); + /* * FPU affinity support is cleaner if we track the * user-visible CPU affinity from the very beginning. diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c index 6bee29097a56..5fd0cd020af5 100644 --- a/arch/mips/kernel/traps.c +++ b/arch/mips/kernel/traps.c @@ -46,6 +46,9 @@ #include <asm/types.h> #include <asm/stacktrace.h> +extern void check_wait(void); +extern asmlinkage void r4k_wait(void); +extern asmlinkage void rollback_handle_int(void); extern asmlinkage void handle_int(void); extern asmlinkage void handle_tlbm(void); extern asmlinkage void handle_tlbl(void); @@ -1251,6 +1254,9 @@ static void *set_vi_srs_handler(int n, vi_handler_t addr, int srs) extern char except_vec_vi, except_vec_vi_lui; extern char except_vec_vi_ori, except_vec_vi_end; + extern char rollback_except_vec_vi; + char *vec_start = (cpu_wait == r4k_wait) ? + &rollback_except_vec_vi : &except_vec_vi; #ifdef CONFIG_MIPS_MT_SMTC /* * We need to provide the SMTC vectored interrupt handler @@ -1258,11 +1264,11 @@ static void *set_vi_srs_handler(int n, vi_handler_t addr, int srs) * Status.IM bit to be masked before going there. */ extern char except_vec_vi_mori; - const int mori_offset = &except_vec_vi_mori - &except_vec_vi; + const int mori_offset = &except_vec_vi_mori - vec_start; #endif /* CONFIG_MIPS_MT_SMTC */ - const int handler_len = &except_vec_vi_end - &except_vec_vi; - const int lui_offset = &except_vec_vi_lui - &except_vec_vi; - const int ori_offset = &except_vec_vi_ori - &except_vec_vi; + const int handler_len = &except_vec_vi_end - vec_start; + const int lui_offset = &except_vec_vi_lui - vec_start; + const int ori_offset = &except_vec_vi_ori - vec_start; if (handler_len > VECTORSPACING) { /* @@ -1272,7 +1278,7 @@ static void *set_vi_srs_handler(int n, vi_handler_t addr, int srs) panic("VECTORSPACING too small"); } - memcpy(b, &except_vec_vi, handler_len); + memcpy(b, vec_start, handler_len); #ifdef CONFIG_MIPS_MT_SMTC BUG_ON(n > 7); /* Vector index %d exceeds SMTC maximum. */ @@ -1554,6 +1560,10 @@ void __init trap_init(void) extern char except_vec3_generic, except_vec3_r4000; extern char except_vec4; unsigned long i; + int rollback; + + check_wait(); + rollback = (cpu_wait == r4k_wait); #if defined(CONFIG_KGDB) if (kgdb_early_setup) @@ -1618,7 +1628,7 @@ void __init trap_init(void) if (board_be_init) board_be_init(); - set_except_vector(0, handle_int); + set_except_vector(0, rollback ? rollback_handle_int : handle_int); set_except_vector(1, handle_tlbm); set_except_vector(2, handle_tlbl); set_except_vector(3, handle_tlbs); diff --git a/arch/mips/kernel/vmlinux.lds.S b/arch/mips/kernel/vmlinux.lds.S index b5470ceb418b..afb119f35682 100644 --- a/arch/mips/kernel/vmlinux.lds.S +++ b/arch/mips/kernel/vmlinux.lds.S @@ -36,6 +36,7 @@ SECTIONS SCHED_TEXT LOCK_TEXT KPROBES_TEXT + *(.text.*) *(.fixup) *(.gnu.warning) } :text = 0 diff --git a/arch/mips/lib/csum_partial.S b/arch/mips/lib/csum_partial.S index 8d7784122c14..edac9892c51a 100644 --- a/arch/mips/lib/csum_partial.S +++ b/arch/mips/lib/csum_partial.S @@ -39,12 +39,14 @@ #ifdef USE_DOUBLE #define LOAD ld +#define LOAD32 lwu #define ADD daddu #define NBYTES 8 #else #define LOAD lw +#define LOAD32 lw #define ADD addu #define NBYTES 4 @@ -60,6 +62,14 @@ ADD sum, v1; \ .set pop +#define ADDC32(sum,reg) \ + .set push; \ + .set noat; \ + addu sum, reg; \ + sltu v1, sum, reg; \ + addu sum, v1; \ + .set pop + #define CSUM_BIGCHUNK1(src, offset, sum, _t0, _t1, _t2, _t3) \ LOAD _t0, (offset + UNIT(0))(src); \ LOAD _t1, (offset + UNIT(1))(src); \ @@ -132,7 +142,7 @@ LEAF(csum_partial) beqz t8, .Lqword_align andi t8, src, 0x8 - lw t0, 0x00(src) + LOAD32 t0, 0x00(src) LONG_SUBU a1, a1, 0x4 ADDC(sum, t0) PTR_ADDU src, src, 0x4 @@ -211,7 +221,7 @@ LEAF(csum_partial) LONG_SRL t8, t8, 0x2 .Lend_words: - lw t0, (src) + LOAD32 t0, (src) LONG_SUBU t8, t8, 0x1 ADDC(sum, t0) .set reorder /* DADDI_WAR */ @@ -230,6 +240,9 @@ LEAF(csum_partial) /* Still a full word to go */ ulw t1, (src) PTR_ADDIU src, 4 +#ifdef USE_DOUBLE + dsll t1, t1, 32 /* clear lower 32bit */ +#endif ADDC(sum, t1) 1: move t1, zero @@ -280,7 +293,7 @@ LEAF(csum_partial) 1: .set reorder /* Add the passed partial csum. */ - ADDC(sum, a2) + ADDC32(sum, a2) jr ra .set noreorder END(csum_partial) @@ -681,7 +694,7 @@ EXC( sb t0, NBYTES-2(dst), .Ls_exc) .set pop 1: .set reorder - ADDC(sum, psum) + ADDC32(sum, psum) jr ra .set noreorder diff --git a/arch/mips/vr41xx/common/irq.c b/arch/mips/vr41xx/common/irq.c index cba36a247e32..92dd1a0ca352 100644 --- a/arch/mips/vr41xx/common/irq.c +++ b/arch/mips/vr41xx/common/irq.c @@ -72,6 +72,7 @@ static void irq_dispatch(unsigned int irq) cascade = irq_cascade + irq; if (cascade->get_irq != NULL) { unsigned int source_irq = irq; + int ret; desc = irq_desc + source_irq; if (desc->chip->mask_ack) desc->chip->mask_ack(source_irq); @@ -79,8 +80,9 @@ static void irq_dispatch(unsigned int irq) desc->chip->mask(source_irq); desc->chip->ack(source_irq); } - irq = cascade->get_irq(irq); - if (irq < 0) + ret = cascade->get_irq(irq); + irq = ret; + if (ret < 0) atomic_inc(&irq_err_count); else irq_dispatch(irq); diff --git a/arch/mn10300/kernel/time.c b/arch/mn10300/kernel/time.c index babb7c2ac377..e4606586f94c 100644 --- a/arch/mn10300/kernel/time.c +++ b/arch/mn10300/kernel/time.c @@ -1,6 +1,6 @@ /* MN10300 Low level time management * - * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved. + * Copyright (C) 2007-2008 Red Hat, Inc. All Rights Reserved. * Written by David Howells (dhowells@redhat.com) * - Derived from arch/i386/kernel/time.c * @@ -16,6 +16,7 @@ #include <linux/init.h> #include <linux/smp.h> #include <linux/profile.h> +#include <linux/cnt32_to_63.h> #include <asm/irq.h> #include <asm/div64.h> #include <asm/processor.h> @@ -40,27 +41,54 @@ static struct irqaction timer_irq = { .name = "timer", }; +static unsigned long sched_clock_multiplier; + /* * scheduler clock - returns current time in nanosec units. */ unsigned long long sched_clock(void) { union { - unsigned long long l; - u32 w[2]; - } quot; + unsigned long long ll; + unsigned l[2]; + } tsc64, result; + unsigned long tsc, tmp; + unsigned product[3]; /* 96-bit intermediate value */ + + /* read the TSC value + */ + tsc = 0 - get_cycles(); /* get_cycles() counts down */ - quot.w[0] = mn10300_last_tsc - get_cycles(); - quot.w[1] = 1000000000; + /* expand to 64-bits. + * - sched_clock() must be called once a minute or better or the + * following will go horribly wrong - see cnt32_to_63() + */ + tsc64.ll = cnt32_to_63(tsc) & 0x7fffffffffffffffULL; - asm("mulu %2,%3,%0,%1" - : "=r"(quot.w[1]), "=r"(quot.w[0]) - : "0"(quot.w[1]), "1"(quot.w[0]) + /* scale the 64-bit TSC value to a nanosecond value via a 96-bit + * intermediate + */ + asm("mulu %2,%0,%3,%0 \n" /* LSW * mult -> 0:%3:%0 */ + "mulu %2,%1,%2,%1 \n" /* MSW * mult -> %2:%1:0 */ + "add %3,%1 \n" + "addc 0,%2 \n" /* result in %2:%1:%0 */ + : "=r"(product[0]), "=r"(product[1]), "=r"(product[2]), "=r"(tmp) + : "0"(tsc64.l[0]), "1"(tsc64.l[1]), "2"(sched_clock_multiplier) : "cc"); - do_div(quot.l, MN10300_TSCCLK); + result.l[0] = product[1] << 16 | product[0] >> 16; + result.l[1] = product[2] << 16 | product[1] >> 16; - return quot.l; + return result.ll; +} + +/* + * initialise the scheduler clock + */ +static void __init mn10300_sched_clock_init(void) +{ + sched_clock_multiplier = + __muldiv64u(NSEC_PER_SEC, 1 << 16, MN10300_TSCCLK); } /* @@ -128,4 +156,6 @@ void __init time_init(void) /* start the watchdog timer */ watchdog_go(); #endif + + mn10300_sched_clock_init(); } diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile index 717a3bc1352e..65d1a8454d2c 100644 --- a/arch/powerpc/boot/Makefile +++ b/arch/powerpc/boot/Makefile @@ -195,7 +195,7 @@ image-$(CONFIG_PPC_CELLEB) += zImage.pseries image-$(CONFIG_PPC_CHRP) += zImage.chrp image-$(CONFIG_PPC_EFIKA) += zImage.chrp image-$(CONFIG_PPC_PMAC) += zImage.pmac -image-$(CONFIG_PPC_HOLLY) += zImage.holly +image-$(CONFIG_PPC_HOLLY) += dtbImage.holly image-$(CONFIG_PPC_PRPMC2800) += dtbImage.prpmc2800 image-$(CONFIG_PPC_ISERIES) += zImage.iseries image-$(CONFIG_DEFAULT_UIMAGE) += uImage diff --git a/arch/powerpc/boot/dts/mpc8610_hpcd.dts b/arch/powerpc/boot/dts/mpc8610_hpcd.dts index 3b3a1062cb25..584a4f184eb2 100644 --- a/arch/powerpc/boot/dts/mpc8610_hpcd.dts +++ b/arch/powerpc/boot/dts/mpc8610_hpcd.dts @@ -281,7 +281,7 @@ cell-index = <0>; reg = <0x0 0x80>; interrupt-parent = <&mpic>; - interrupts = <60 2>; + interrupts = <76 2>; }; dma-channel@1 { compatible = "fsl,mpc8610-dma-channel", @@ -289,7 +289,7 @@ cell-index = <1>; reg = <0x80 0x80>; interrupt-parent = <&mpic>; - interrupts = <61 2>; + interrupts = <77 2>; }; dma-channel@2 { compatible = "fsl,mpc8610-dma-channel", @@ -297,7 +297,7 @@ cell-index = <2>; reg = <0x100 0x80>; interrupt-parent = <&mpic>; - interrupts = <62 2>; + interrupts = <78 2>; }; dma-channel@3 { compatible = "fsl,mpc8610-dma-channel", @@ -305,7 +305,7 @@ cell-index = <3>; reg = <0x180 0x80>; interrupt-parent = <&mpic>; - interrupts = <63 2>; + interrupts = <79 2>; }; }; diff --git a/arch/powerpc/include/asm/elf.h b/arch/powerpc/include/asm/elf.h index 80d1f399ee51..64c6ee22eefd 100644 --- a/arch/powerpc/include/asm/elf.h +++ b/arch/powerpc/include/asm/elf.h @@ -409,6 +409,13 @@ do { \ /* Keep this the last entry. */ #define R_PPC64_NUM 107 +/* There's actually a third entry here, but it's unused */ +struct ppc64_opd_entry +{ + unsigned long funcaddr; + unsigned long r2; +}; + #ifdef __KERNEL__ #ifdef CONFIG_SPU_BASE diff --git a/arch/powerpc/include/asm/sections.h b/arch/powerpc/include/asm/sections.h index 7710e9e6660f..07956f3e7844 100644 --- a/arch/powerpc/include/asm/sections.h +++ b/arch/powerpc/include/asm/sections.h @@ -2,6 +2,8 @@ #define _ASM_POWERPC_SECTIONS_H #ifdef __KERNEL__ +#include <linux/elf.h> +#include <linux/uaccess.h> #include <asm-generic/sections.h> #ifdef __powerpc64__ @@ -17,7 +19,15 @@ static inline int in_kernel_text(unsigned long addr) } #undef dereference_function_descriptor -void *dereference_function_descriptor(void *); +static inline void *dereference_function_descriptor(void *ptr) +{ + struct ppc64_opd_entry *desc = ptr; + void *p; + + if (!probe_kernel_address(&desc->funcaddr, p)) + ptr = p; + return ptr; +} #endif diff --git a/arch/powerpc/kernel/module_64.c b/arch/powerpc/kernel/module_64.c index ad79de272ff3..1af2377e4992 100644 --- a/arch/powerpc/kernel/module_64.c +++ b/arch/powerpc/kernel/module_64.c @@ -21,9 +21,7 @@ #include <linux/err.h> #include <linux/vmalloc.h> #include <linux/bug.h> -#include <linux/uaccess.h> #include <asm/module.h> -#include <asm/sections.h> #include <asm/firmware.h> #include <asm/code-patching.h> #include <linux/sort.h> @@ -43,13 +41,6 @@ #define DEBUGP(fmt , ...) #endif -/* There's actually a third entry here, but it's unused */ -struct ppc64_opd_entry -{ - unsigned long funcaddr; - unsigned long r2; -}; - /* Like PPC32, we need little trampolines to do > 24-bit jumps (into the kernel itself). But on PPC64, these need to be used for every jump, actually, to reset r2 (TOC+0x8000). */ @@ -452,13 +443,3 @@ int apply_relocate_add(Elf64_Shdr *sechdrs, return 0; } - -void *dereference_function_descriptor(void *ptr) -{ - struct ppc64_opd_entry *desc = ptr; - void *p; - - if (!probe_kernel_address(&desc->funcaddr, p)) - ptr = p; - return ptr; -} diff --git a/arch/sparc/kernel/of_device.c b/arch/sparc/kernel/of_device.c index c481d45f97b7..f58c537446a8 100644 --- a/arch/sparc/kernel/of_device.c +++ b/arch/sparc/kernel/of_device.c @@ -241,7 +241,7 @@ static int of_bus_sbus_map(u32 *addr, const u32 *range, int na, int ns, int pna) return of_bus_default_map(addr, range, na, ns, pna); } -static unsigned int of_bus_sbus_get_flags(const u32 *addr) +static unsigned long of_bus_sbus_get_flags(const u32 *addr, unsigned long flags) { return IORESOURCE_MEM; } diff --git a/arch/sparc/kernel/ptrace.c b/arch/sparc/kernel/ptrace.c index 20699c701412..8ce6285a06d5 100644 --- a/arch/sparc/kernel/ptrace.c +++ b/arch/sparc/kernel/ptrace.c @@ -288,7 +288,7 @@ static const struct user_regset sparc32_regsets[] = { */ [REGSET_GENERAL] = { .core_note_type = NT_PRSTATUS, - .n = 38 * sizeof(u32), + .n = 38, .size = sizeof(u32), .align = sizeof(u32), .get = genregs32_get, .set = genregs32_set }, @@ -304,7 +304,7 @@ static const struct user_regset sparc32_regsets[] = { */ [REGSET_FP] = { .core_note_type = NT_PRFPREG, - .n = 99 * sizeof(u32), + .n = 99, .size = sizeof(u32), .align = sizeof(u32), .get = fpregs32_get, .set = fpregs32_set }, diff --git a/arch/sparc64/kernel/irq.c b/arch/sparc64/kernel/irq.c index 23963882bc18..7495bc774685 100644 --- a/arch/sparc64/kernel/irq.c +++ b/arch/sparc64/kernel/irq.c @@ -7,6 +7,7 @@ #include <linux/module.h> #include <linux/sched.h> +#include <linux/linkage.h> #include <linux/ptrace.h> #include <linux/errno.h> #include <linux/kernel_stat.h> @@ -866,7 +867,7 @@ static void kill_prom_timer(void) : "g1", "g2"); } -void init_irqwork_curcpu(void) +void notrace init_irqwork_curcpu(void) { int cpu = hard_smp_processor_id(); @@ -897,7 +898,7 @@ static void __cpuinit register_one_mondo(unsigned long paddr, unsigned long type } } -void __cpuinit sun4v_register_mondo_queues(int this_cpu) +void __cpuinit notrace sun4v_register_mondo_queues(int this_cpu) { struct trap_per_cpu *tb = &trap_block[this_cpu]; diff --git a/arch/sparc64/kernel/of_device.c b/arch/sparc64/kernel/of_device.c index f845f150f565..100ebd527499 100644 --- a/arch/sparc64/kernel/of_device.c +++ b/arch/sparc64/kernel/of_device.c @@ -169,7 +169,7 @@ static unsigned long of_bus_default_get_flags(const u32 *addr, unsigned long fla static int of_bus_pci_match(struct device_node *np) { - if (!strcmp(np->type, "pci") || !strcmp(np->type, "pciex")) { + if (!strcmp(np->name, "pci")) { const char *model = of_get_property(np, "model", NULL); if (model && !strcmp(model, "SUNW,simba")) @@ -200,7 +200,7 @@ static int of_bus_simba_match(struct device_node *np) /* Treat PCI busses lacking ranges property just like * simba. */ - if (!strcmp(np->type, "pci") || !strcmp(np->type, "pciex")) { + if (!strcmp(np->name, "pci")) { if (!of_find_property(np, "ranges", NULL)) return 1; } @@ -429,7 +429,7 @@ static int __init use_1to1_mapping(struct device_node *pp) * it lacks a ranges property, and this will include * cases like Simba. */ - if (!strcmp(pp->type, "pci") || !strcmp(pp->type, "pciex")) + if (!strcmp(pp->name, "pci")) return 0; return 1; @@ -714,8 +714,7 @@ static unsigned int __init build_one_device_irq(struct of_device *op, break; } } else { - if (!strcmp(pp->type, "pci") || - !strcmp(pp->type, "pciex")) { + if (!strcmp(pp->name, "pci")) { unsigned int this_orig_irq = irq; irq = pci_irq_swizzle(dp, pp, irq); diff --git a/arch/sparc64/kernel/pci.c b/arch/sparc64/kernel/pci.c index 55096195458f..80dad76f8b81 100644 --- a/arch/sparc64/kernel/pci.c +++ b/arch/sparc64/kernel/pci.c @@ -425,7 +425,7 @@ struct pci_dev *of_create_pci_dev(struct pci_pbm_info *pbm, dev->current_state = 4; /* unknown power state */ dev->error_state = pci_channel_io_normal; - if (!strcmp(type, "pci") || !strcmp(type, "pciex")) { + if (!strcmp(node->name, "pci")) { /* a PCI-PCI bridge */ dev->hdr_type = PCI_HEADER_TYPE_BRIDGE; dev->rom_base_reg = PCI_ROM_ADDRESS1; diff --git a/arch/sparc64/kernel/pci_psycho.c b/arch/sparc64/kernel/pci_psycho.c index ef5fe29202c2..f85b6bebb0be 100644 --- a/arch/sparc64/kernel/pci_psycho.c +++ b/arch/sparc64/kernel/pci_psycho.c @@ -575,7 +575,7 @@ static irqreturn_t psycho_pcierr_intr_other(struct pci_pbm_info *pbm, int is_pbm { unsigned long csr_reg, csr, csr_error_bits; irqreturn_t ret = IRQ_NONE; - u16 stat; + u16 stat, *addr; if (is_pbm_a) { csr_reg = pbm->controller_regs + PSYCHO_PCIA_CTRL; @@ -597,7 +597,9 @@ static irqreturn_t psycho_pcierr_intr_other(struct pci_pbm_info *pbm, int is_pbm printk("%s: PCI SERR signal asserted.\n", pbm->name); ret = IRQ_HANDLED; } - pci_read_config_word(pbm->pci_bus->self, PCI_STATUS, &stat); + addr = psycho_pci_config_mkaddr(pbm, pbm->pci_first_busno, + 0, PCI_STATUS); + pci_config_read16(addr, &stat); if (stat & (PCI_STATUS_PARITY | PCI_STATUS_SIG_TARGET_ABORT | PCI_STATUS_REC_TARGET_ABORT | @@ -605,7 +607,7 @@ static irqreturn_t psycho_pcierr_intr_other(struct pci_pbm_info *pbm, int is_pbm PCI_STATUS_SIG_SYSTEM_ERROR)) { printk("%s: PCI bus error, PCI_STATUS[%04x]\n", pbm->name, stat); - pci_write_config_word(pbm->pci_bus->self, PCI_STATUS, 0xffff); + pci_config_write16(addr, 0xffff); ret = IRQ_HANDLED; } return ret; @@ -744,16 +746,16 @@ static void psycho_register_error_handlers(struct pci_pbm_info *pbm) * the second will just error out since we do not pass in * IRQF_SHARED. */ - err = request_irq(op->irqs[1], psycho_ue_intr, 0, + err = request_irq(op->irqs[1], psycho_ue_intr, IRQF_SHARED, "PSYCHO_UE", pbm); - err = request_irq(op->irqs[2], psycho_ce_intr, 0, + err = request_irq(op->irqs[2], psycho_ce_intr, IRQF_SHARED, "PSYCHO_CE", pbm); /* This one, however, ought not to fail. We can just warn * about it since the system can still operate properly even * if this fails. */ - err = request_irq(op->irqs[0], psycho_pcierr_intr, 0, + err = request_irq(op->irqs[0], psycho_pcierr_intr, IRQF_SHARED, "PSYCHO_PCIERR", pbm); if (err) printk(KERN_WARNING "%s: Could not register PCIERR, " diff --git a/arch/sparc64/kernel/prom.c b/arch/sparc64/kernel/prom.c index 3c048ac4e638..7151513f156e 100644 --- a/arch/sparc64/kernel/prom.c +++ b/arch/sparc64/kernel/prom.c @@ -156,55 +156,11 @@ static unsigned long psycho_pcislot_imap_offset(unsigned long ino) return PSYCHO_IMAP_B_SLOT0 + (slot * 8); } -#define PSYCHO_IMAP_SCSI 0x1000UL -#define PSYCHO_IMAP_ETH 0x1008UL -#define PSYCHO_IMAP_BPP 0x1010UL -#define PSYCHO_IMAP_AU_REC 0x1018UL -#define PSYCHO_IMAP_AU_PLAY 0x1020UL -#define PSYCHO_IMAP_PFAIL 0x1028UL -#define PSYCHO_IMAP_KMS 0x1030UL -#define PSYCHO_IMAP_FLPY 0x1038UL -#define PSYCHO_IMAP_SHW 0x1040UL -#define PSYCHO_IMAP_KBD 0x1048UL -#define PSYCHO_IMAP_MS 0x1050UL -#define PSYCHO_IMAP_SER 0x1058UL -#define PSYCHO_IMAP_TIM0 0x1060UL -#define PSYCHO_IMAP_TIM1 0x1068UL -#define PSYCHO_IMAP_UE 0x1070UL -#define PSYCHO_IMAP_CE 0x1078UL -#define PSYCHO_IMAP_A_ERR 0x1080UL -#define PSYCHO_IMAP_B_ERR 0x1088UL -#define PSYCHO_IMAP_PMGMT 0x1090UL -#define PSYCHO_IMAP_GFX 0x1098UL -#define PSYCHO_IMAP_EUPA 0x10a0UL - -static unsigned long __psycho_onboard_imap_off[] = { -/*0x20*/ PSYCHO_IMAP_SCSI, -/*0x21*/ PSYCHO_IMAP_ETH, -/*0x22*/ PSYCHO_IMAP_BPP, -/*0x23*/ PSYCHO_IMAP_AU_REC, -/*0x24*/ PSYCHO_IMAP_AU_PLAY, -/*0x25*/ PSYCHO_IMAP_PFAIL, -/*0x26*/ PSYCHO_IMAP_KMS, -/*0x27*/ PSYCHO_IMAP_FLPY, -/*0x28*/ PSYCHO_IMAP_SHW, -/*0x29*/ PSYCHO_IMAP_KBD, -/*0x2a*/ PSYCHO_IMAP_MS, -/*0x2b*/ PSYCHO_IMAP_SER, -/*0x2c*/ PSYCHO_IMAP_TIM0, -/*0x2d*/ PSYCHO_IMAP_TIM1, -/*0x2e*/ PSYCHO_IMAP_UE, -/*0x2f*/ PSYCHO_IMAP_CE, -/*0x30*/ PSYCHO_IMAP_A_ERR, -/*0x31*/ PSYCHO_IMAP_B_ERR, -/*0x32*/ PSYCHO_IMAP_PMGMT, -/*0x33*/ PSYCHO_IMAP_GFX, -/*0x34*/ PSYCHO_IMAP_EUPA, -}; +#define PSYCHO_OBIO_IMAP_BASE 0x1000UL + #define PSYCHO_ONBOARD_IRQ_BASE 0x20 -#define PSYCHO_ONBOARD_IRQ_LAST 0x34 #define psycho_onboard_imap_offset(__ino) \ - __psycho_onboard_imap_off[(__ino) - PSYCHO_ONBOARD_IRQ_BASE] + (PSYCHO_OBIO_IMAP_BASE + (((__ino) & 0x1f) << 3)) #define PSYCHO_ICLR_A_SLOT0 0x1400UL #define PSYCHO_ICLR_SCSI 0x1800UL @@ -228,10 +184,6 @@ static unsigned int psycho_irq_build(struct device_node *dp, imap_off = psycho_pcislot_imap_offset(ino); } else { /* Onboard device */ - if (ino > PSYCHO_ONBOARD_IRQ_LAST) { - prom_printf("psycho_irq_build: Wacky INO [%x]\n", ino); - prom_halt(); - } imap_off = psycho_onboard_imap_offset(ino); } @@ -318,23 +270,6 @@ static void sabre_wsync_handler(unsigned int ino, void *_arg1, void *_arg2) #define SABRE_IMAP_A_SLOT0 0x0c00UL #define SABRE_IMAP_B_SLOT0 0x0c20UL -#define SABRE_IMAP_SCSI 0x1000UL -#define SABRE_IMAP_ETH 0x1008UL -#define SABRE_IMAP_BPP 0x1010UL -#define SABRE_IMAP_AU_REC 0x1018UL -#define SABRE_IMAP_AU_PLAY 0x1020UL -#define SABRE_IMAP_PFAIL 0x1028UL -#define SABRE_IMAP_KMS 0x1030UL -#define SABRE_IMAP_FLPY 0x1038UL -#define SABRE_IMAP_SHW 0x1040UL -#define SABRE_IMAP_KBD 0x1048UL -#define SABRE_IMAP_MS 0x1050UL -#define SABRE_IMAP_SER 0x1058UL -#define SABRE_IMAP_UE 0x1070UL -#define SABRE_IMAP_CE 0x1078UL -#define SABRE_IMAP_PCIERR 0x1080UL -#define SABRE_IMAP_GFX 0x1098UL -#define SABRE_IMAP_EUPA 0x10a0UL #define SABRE_ICLR_A_SLOT0 0x1400UL #define SABRE_ICLR_B_SLOT0 0x1480UL #define SABRE_ICLR_SCSI 0x1800UL @@ -364,33 +299,10 @@ static unsigned long sabre_pcislot_imap_offset(unsigned long ino) return SABRE_IMAP_B_SLOT0 + (slot * 8); } -static unsigned long __sabre_onboard_imap_off[] = { -/*0x20*/ SABRE_IMAP_SCSI, -/*0x21*/ SABRE_IMAP_ETH, -/*0x22*/ SABRE_IMAP_BPP, -/*0x23*/ SABRE_IMAP_AU_REC, -/*0x24*/ SABRE_IMAP_AU_PLAY, -/*0x25*/ SABRE_IMAP_PFAIL, -/*0x26*/ SABRE_IMAP_KMS, -/*0x27*/ SABRE_IMAP_FLPY, -/*0x28*/ SABRE_IMAP_SHW, -/*0x29*/ SABRE_IMAP_KBD, -/*0x2a*/ SABRE_IMAP_MS, -/*0x2b*/ SABRE_IMAP_SER, -/*0x2c*/ 0 /* reserved */, -/*0x2d*/ 0 /* reserved */, -/*0x2e*/ SABRE_IMAP_UE, -/*0x2f*/ SABRE_IMAP_CE, -/*0x30*/ SABRE_IMAP_PCIERR, -/*0x31*/ 0 /* reserved */, -/*0x32*/ 0 /* reserved */, -/*0x33*/ SABRE_IMAP_GFX, -/*0x34*/ SABRE_IMAP_EUPA, -}; -#define SABRE_ONBOARD_IRQ_BASE 0x20 -#define SABRE_ONBOARD_IRQ_LAST 0x30 +#define SABRE_OBIO_IMAP_BASE 0x1000UL +#define SABRE_ONBOARD_IRQ_BASE 0x20 #define sabre_onboard_imap_offset(__ino) \ - __sabre_onboard_imap_off[(__ino) - SABRE_ONBOARD_IRQ_BASE] + (SABRE_OBIO_IMAP_BASE + (((__ino) & 0x1f) << 3)) #define sabre_iclr_offset(ino) \ ((ino & 0x20) ? (SABRE_ICLR_SCSI + (((ino) & 0x1f) << 3)) : \ @@ -453,10 +365,6 @@ static unsigned int sabre_irq_build(struct device_node *dp, imap_off = sabre_pcislot_imap_offset(ino); } else { /* onboard device */ - if (ino > SABRE_ONBOARD_IRQ_LAST) { - prom_printf("sabre_irq_build: Wacky INO [%x]\n", ino); - prom_halt(); - } imap_off = sabre_onboard_imap_offset(ino); } diff --git a/arch/sparc64/kernel/ptrace.c b/arch/sparc64/kernel/ptrace.c index bd578cc4856d..10306e476e38 100644 --- a/arch/sparc64/kernel/ptrace.c +++ b/arch/sparc64/kernel/ptrace.c @@ -443,7 +443,7 @@ static const struct user_regset sparc64_regsets[] = { */ [REGSET_GENERAL] = { .core_note_type = NT_PRSTATUS, - .n = 36 * sizeof(u64), + .n = 36, .size = sizeof(u64), .align = sizeof(u64), .get = genregs64_get, .set = genregs64_set }, @@ -455,7 +455,7 @@ static const struct user_regset sparc64_regsets[] = { */ [REGSET_FP] = { .core_note_type = NT_PRFPREG, - .n = 35 * sizeof(u64), + .n = 35, .size = sizeof(u64), .align = sizeof(u64), .get = fpregs64_get, .set = fpregs64_set }, @@ -801,7 +801,7 @@ static const struct user_regset sparc32_regsets[] = { */ [REGSET_GENERAL] = { .core_note_type = NT_PRSTATUS, - .n = 38 * sizeof(u32), + .n = 38, .size = sizeof(u32), .align = sizeof(u32), .get = genregs32_get, .set = genregs32_set }, @@ -817,7 +817,7 @@ static const struct user_regset sparc32_regsets[] = { */ [REGSET_FP] = { .core_note_type = NT_PRFPREG, - .n = 99 * sizeof(u32), + .n = 99, .size = sizeof(u32), .align = sizeof(u32), .get = fpregs32_get, .set = fpregs32_set }, diff --git a/arch/sparc64/kernel/traps.c b/arch/sparc64/kernel/traps.c index 3d924121c796..c824df13f589 100644 --- a/arch/sparc64/kernel/traps.c +++ b/arch/sparc64/kernel/traps.c @@ -10,6 +10,7 @@ #include <linux/module.h> #include <linux/sched.h> +#include <linux/linkage.h> #include <linux/kernel.h> #include <linux/signal.h> #include <linux/smp.h> @@ -2453,7 +2454,7 @@ struct trap_per_cpu trap_block[NR_CPUS]; /* This can get invoked before sched_init() so play it super safe * and use hard_smp_processor_id(). */ -void init_cur_cpu_trap(struct thread_info *t) +void notrace init_cur_cpu_trap(struct thread_info *t) { int cpu = hard_smp_processor_id(); struct trap_per_cpu *p = &trap_block[cpu]; diff --git a/arch/x86/kernel/amd_iommu.c b/arch/x86/kernel/amd_iommu.c index 69b4d060b21c..042fdc27bc92 100644 --- a/arch/x86/kernel/amd_iommu.c +++ b/arch/x86/kernel/amd_iommu.c @@ -101,10 +101,10 @@ static int iommu_queue_command(struct amd_iommu *iommu, struct iommu_cmd *cmd) */ static int iommu_completion_wait(struct amd_iommu *iommu) { - int ret, ready = 0; + int ret = 0, ready = 0; unsigned status = 0; struct iommu_cmd cmd; - unsigned long i = 0; + unsigned long flags, i = 0; memset(&cmd, 0, sizeof(cmd)); cmd.data[0] = CMD_COMPL_WAIT_INT_MASK; @@ -112,10 +112,12 @@ static int iommu_completion_wait(struct amd_iommu *iommu) iommu->need_sync = 0; - ret = iommu_queue_command(iommu, &cmd); + spin_lock_irqsave(&iommu->lock, flags); + + ret = __iommu_queue_command(iommu, &cmd); if (ret) - return ret; + goto out; while (!ready && (i < EXIT_LOOP_COUNT)) { ++i; @@ -130,6 +132,8 @@ static int iommu_completion_wait(struct amd_iommu *iommu) if (unlikely((i == EXIT_LOOP_COUNT) && printk_ratelimit())) printk(KERN_WARNING "AMD IOMMU: Completion wait loop failed\n"); +out: + spin_unlock_irqrestore(&iommu->lock, flags); return 0; } @@ -140,6 +144,7 @@ static int iommu_completion_wait(struct amd_iommu *iommu) static int iommu_queue_inv_dev_entry(struct amd_iommu *iommu, u16 devid) { struct iommu_cmd cmd; + int ret; BUG_ON(iommu == NULL); @@ -147,9 +152,11 @@ static int iommu_queue_inv_dev_entry(struct amd_iommu *iommu, u16 devid) CMD_SET_TYPE(&cmd, CMD_INV_DEV_ENTRY); cmd.data[0] = devid; + ret = iommu_queue_command(iommu, &cmd); + iommu->need_sync = 1; - return iommu_queue_command(iommu, &cmd); + return ret; } /* @@ -159,6 +166,7 @@ static int iommu_queue_inv_iommu_pages(struct amd_iommu *iommu, u64 address, u16 domid, int pde, int s) { struct iommu_cmd cmd; + int ret; memset(&cmd, 0, sizeof(cmd)); address &= PAGE_MASK; @@ -171,9 +179,11 @@ static int iommu_queue_inv_iommu_pages(struct amd_iommu *iommu, if (pde) /* PDE bit - we wan't flush everything not only the PTEs */ cmd.data[2] |= CMD_INV_IOMMU_PAGES_PDE_MASK; + ret = iommu_queue_command(iommu, &cmd); + iommu->need_sync = 1; - return iommu_queue_command(iommu, &cmd); + return ret; } /* diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c index 8aab8517642e..4e456bd955bb 100644 --- a/arch/x86/kernel/cpu/common.c +++ b/arch/x86/kernel/cpu/common.c @@ -344,31 +344,15 @@ static void __init early_cpu_detect(void) /* * The NOPL instruction is supposed to exist on all CPUs with - * family >= 6, unfortunately, that's not true in practice because + * family >= 6; unfortunately, that's not true in practice because * of early VIA chips and (more importantly) broken virtualizers that - * are not easy to detect. Hence, probe for it based on first - * principles. + * are not easy to detect. In the latter case it doesn't even *fail* + * reliably, so probing for it doesn't even work. Disable it completely + * unless we can find a reliable way to detect all the broken cases. */ static void __cpuinit detect_nopl(struct cpuinfo_x86 *c) { - const u32 nopl_signature = 0x888c53b1; /* Random number */ - u32 has_nopl = nopl_signature; - clear_cpu_cap(c, X86_FEATURE_NOPL); - if (c->x86 >= 6) { - asm volatile("\n" - "1: .byte 0x0f,0x1f,0xc0\n" /* nopl %eax */ - "2:\n" - " .section .fixup,\"ax\"\n" - "3: xor %0,%0\n" - " jmp 2b\n" - " .previous\n" - _ASM_EXTABLE(1b,3b) - : "+a" (has_nopl)); - - if (has_nopl == nopl_signature) - set_cpu_cap(c, X86_FEATURE_NOPL); - } } static void __cpuinit generic_identify(struct cpuinfo_x86 *c) diff --git a/arch/x86/kernel/kdebugfs.c b/arch/x86/kernel/kdebugfs.c index f2d43bc75514..ff7d3b0124f1 100644 --- a/arch/x86/kernel/kdebugfs.c +++ b/arch/x86/kernel/kdebugfs.c @@ -139,6 +139,7 @@ static int __init create_setup_data_nodes(struct dentry *parent) if (PageHighMem(pg)) { data = ioremap_cache(pa_data, sizeof(*data)); if (!data) { + kfree(node); error = -ENXIO; goto err_dir; } diff --git a/arch/x86/kernel/process.c b/arch/x86/kernel/process.c index 7fc4d5b0a6a0..876e91890777 100644 --- a/arch/x86/kernel/process.c +++ b/arch/x86/kernel/process.c @@ -246,6 +246,14 @@ static int __cpuinit check_c1e_idle(const struct cpuinfo_x86 *c) return 1; } +static cpumask_t c1e_mask = CPU_MASK_NONE; +static int c1e_detected; + +void c1e_remove_cpu(int cpu) +{ + cpu_clear(cpu, c1e_mask); +} + /* * C1E aware idle routine. We check for C1E active in the interrupt * pending message MSR. If we detect C1E, then we handle it the same @@ -253,9 +261,6 @@ static int __cpuinit check_c1e_idle(const struct cpuinfo_x86 *c) */ static void c1e_idle(void) { - static cpumask_t c1e_mask = CPU_MASK_NONE; - static int c1e_detected; - if (need_resched()) return; @@ -265,8 +270,10 @@ static void c1e_idle(void) rdmsr(MSR_K8_INT_PENDING_MSG, lo, hi); if (lo & K8_INTP_C1E_ACTIVE_MASK) { c1e_detected = 1; - mark_tsc_unstable("TSC halt in C1E"); - printk(KERN_INFO "System has C1E enabled\n"); + if (!boot_cpu_has(X86_FEATURE_CONSTANT_TSC)) + mark_tsc_unstable("TSC halt in AMD C1E"); + printk(KERN_INFO "System has AMD C1E enabled\n"); + set_cpu_cap(&boot_cpu_data, X86_FEATURE_AMDC1E); } } diff --git a/arch/x86/kernel/process_32.c b/arch/x86/kernel/process_32.c index 3b7a1ddcc0bc..31f40b24bf5d 100644 --- a/arch/x86/kernel/process_32.c +++ b/arch/x86/kernel/process_32.c @@ -55,6 +55,7 @@ #include <asm/tlbflush.h> #include <asm/cpu.h> #include <asm/kdebug.h> +#include <asm/idle.h> asmlinkage void ret_from_fork(void) __asm__("ret_from_fork"); @@ -88,6 +89,7 @@ static void cpu_exit_clear(void) cpu_clear(cpu, cpu_callin_map); numa_remove_cpu(cpu); + c1e_remove_cpu(cpu); } /* We don't actually take CPU down, just spin without interrupts. */ diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c index 71553b664e2a..e12e0e4dd256 100644 --- a/arch/x86/kernel/process_64.c +++ b/arch/x86/kernel/process_64.c @@ -93,6 +93,8 @@ DECLARE_PER_CPU(int, cpu_state); static inline void play_dead(void) { idle_task_exit(); + c1e_remove_cpu(raw_smp_processor_id()); + mb(); /* Ack it */ __get_cpu_var(cpu_state) = CPU_DEAD; diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c index 362d4e7f2d38..9838f2539dfc 100644 --- a/arch/x86/kernel/setup.c +++ b/arch/x86/kernel/setup.c @@ -670,6 +670,10 @@ void __init setup_arch(char **cmdline_p) parse_early_param(); +#ifdef CONFIG_X86_64 + check_efer(); +#endif + #if defined(CONFIG_VMI) && defined(CONFIG_X86_32) /* * Must be before kernel pagetables are setup @@ -738,7 +742,6 @@ void __init setup_arch(char **cmdline_p) #else num_physpages = max_pfn; - check_efer(); /* How many end-of-memory variables you have, grandma! */ /* need this before calling reserve_initrd */ diff --git a/arch/x86/kernel/vsmp_64.c b/arch/x86/kernel/vsmp_64.c index 0c029e8959c7..7766d36983fc 100644 --- a/arch/x86/kernel/vsmp_64.c +++ b/arch/x86/kernel/vsmp_64.c @@ -61,7 +61,7 @@ static void vsmp_irq_enable(void) native_restore_fl((flags | X86_EFLAGS_IF) & (~X86_EFLAGS_AC)); } -static unsigned __init vsmp_patch(u8 type, u16 clobbers, void *ibuf, +static unsigned __init_or_module vsmp_patch(u8 type, u16 clobbers, void *ibuf, unsigned long addr, unsigned len) { switch (type) { diff --git a/arch/x86/mm/init_32.c b/arch/x86/mm/init_32.c index d37f29376b0c..60ec1d08ff24 100644 --- a/arch/x86/mm/init_32.c +++ b/arch/x86/mm/init_32.c @@ -458,11 +458,7 @@ static void __init pagetable_init(void) { pgd_t *pgd_base = swapper_pg_dir; - paravirt_pagetable_setup_start(pgd_base); - permanent_kmaps_init(pgd_base); - - paravirt_pagetable_setup_done(pgd_base); } #ifdef CONFIG_ACPI_SLEEP diff --git a/arch/x86/oprofile/nmi_int.c b/arch/x86/oprofile/nmi_int.c index 0227694f7dab..8a5f1614a3d5 100644 --- a/arch/x86/oprofile/nmi_int.c +++ b/arch/x86/oprofile/nmi_int.c @@ -295,10 +295,12 @@ static void nmi_cpu_shutdown(void *dummy) static void nmi_shutdown(void) { - struct op_msrs *msrs = &get_cpu_var(cpu_msrs); + struct op_msrs *msrs; + nmi_enabled = 0; on_each_cpu(nmi_cpu_shutdown, NULL, 1); unregister_die_notifier(&profile_exceptions_nb); + msrs = &get_cpu_var(cpu_msrs); model->shutdown(msrs); free_msrs(); put_cpu_var(cpu_msrs); diff --git a/arch/x86/xen/setup.c b/arch/x86/xen/setup.c index b6acc3a0af46..d67901083888 100644 --- a/arch/x86/xen/setup.c +++ b/arch/x86/xen/setup.c @@ -42,7 +42,7 @@ char * __init xen_memory_setup(void) e820.nr_map = 0; - e820_add_region(0, PFN_PHYS(max_pfn), E820_RAM); + e820_add_region(0, PFN_PHYS((u64)max_pfn), E820_RAM); /* * Even though this is normal, usable memory under Xen, reserve diff --git a/drivers/ata/ata_piix.c b/drivers/ata/ata_piix.c index b1d08a8f5003..e6b4606e36b6 100644 --- a/drivers/ata/ata_piix.c +++ b/drivers/ata/ata_piix.c @@ -1499,7 +1499,7 @@ static int __devinit piix_init_one(struct pci_dev *pdev, * off. */ if (pdev->vendor == PCI_VENDOR_ID_INTEL && pdev->device == 0x2652) { - int rc = piix_disable_ahci(pdev); + rc = piix_disable_ahci(pdev); if (rc) return rc; } diff --git a/drivers/ata/sata_inic162x.c b/drivers/ata/sata_inic162x.c index 3ead02fe379e..5032c32fa505 100644 --- a/drivers/ata/sata_inic162x.c +++ b/drivers/ata/sata_inic162x.c @@ -96,6 +96,7 @@ enum { PORT_SCR = 0x20, /* HOST_CTL bits */ + HCTL_LEDEN = (1 << 3), /* enable LED operation */ HCTL_IRQOFF = (1 << 8), /* global IRQ off */ HCTL_FTHD0 = (1 << 10), /* fifo threshold 0 */ HCTL_FTHD1 = (1 << 11), /* fifo threshold 1*/ @@ -540,7 +541,7 @@ static unsigned int inic_qc_issue(struct ata_queued_cmd *qc) void __iomem *port_base = inic_port_base(ap); /* fire up the ADMA engine */ - writew(HCTL_FTHD0, port_base + HOST_CTL); + writew(HCTL_FTHD0 | HCTL_LEDEN, port_base + HOST_CTL); writew(IDMA_CTL_GO, port_base + PORT_IDMA_CTL); writeb(0, port_base + PORT_CPB_PTQFIFO); diff --git a/drivers/ata/sata_nv.c b/drivers/ata/sata_nv.c index 1e1f3f3757ae..14601dc05e41 100644 --- a/drivers/ata/sata_nv.c +++ b/drivers/ata/sata_nv.c @@ -309,6 +309,8 @@ static void nv_nf2_freeze(struct ata_port *ap); static void nv_nf2_thaw(struct ata_port *ap); static void nv_ck804_freeze(struct ata_port *ap); static void nv_ck804_thaw(struct ata_port *ap); +static int nv_hardreset(struct ata_link *link, unsigned int *class, + unsigned long deadline); static int nv_adma_slave_config(struct scsi_device *sdev); static int nv_adma_check_atapi_dma(struct ata_queued_cmd *qc); static void nv_adma_qc_prep(struct ata_queued_cmd *qc); @@ -403,28 +405,45 @@ static struct scsi_host_template nv_swncq_sht = { .slave_configure = nv_swncq_slave_config, }; -static struct ata_port_operations nv_generic_ops = { +/* OSDL bz3352 reports that some nv controllers can't determine device + * signature reliably and nv_hardreset is implemented to work around + * the problem. This was reported on nf3 and it's unclear whether any + * other controllers are affected. However, the workaround has been + * applied to all variants and there isn't much to gain by trying to + * find out exactly which ones are affected at this point especially + * because NV has moved over to ahci for newer controllers. + */ +static struct ata_port_operations nv_common_ops = { .inherits = &ata_bmdma_port_ops, - .hardreset = ATA_OP_NULL, + .hardreset = nv_hardreset, .scr_read = nv_scr_read, .scr_write = nv_scr_write, }; +/* OSDL bz11195 reports that link doesn't come online after hardreset + * on generic nv's and there have been several other similar reports + * on linux-ide. Disable hardreset for generic nv's. + */ +static struct ata_port_operations nv_generic_ops = { + .inherits = &nv_common_ops, + .hardreset = ATA_OP_NULL, +}; + static struct ata_port_operations nv_nf2_ops = { - .inherits = &nv_generic_ops, + .inherits = &nv_common_ops, .freeze = nv_nf2_freeze, .thaw = nv_nf2_thaw, }; static struct ata_port_operations nv_ck804_ops = { - .inherits = &nv_generic_ops, + .inherits = &nv_common_ops, .freeze = nv_ck804_freeze, .thaw = nv_ck804_thaw, .host_stop = nv_ck804_host_stop, }; static struct ata_port_operations nv_adma_ops = { - .inherits = &nv_generic_ops, + .inherits = &nv_common_ops, .check_atapi_dma = nv_adma_check_atapi_dma, .sff_tf_read = nv_adma_tf_read, @@ -448,7 +467,7 @@ static struct ata_port_operations nv_adma_ops = { }; static struct ata_port_operations nv_swncq_ops = { - .inherits = &nv_generic_ops, + .inherits = &nv_common_ops, .qc_defer = ata_std_qc_defer, .qc_prep = nv_swncq_qc_prep, @@ -1586,6 +1605,21 @@ static void nv_mcp55_thaw(struct ata_port *ap) ata_sff_thaw(ap); } +static int nv_hardreset(struct ata_link *link, unsigned int *class, + unsigned long deadline) +{ + int rc; + + /* SATA hardreset fails to retrieve proper device signature on + * some controllers. Request follow up SRST. For more info, + * see http://bugzilla.kernel.org/show_bug.cgi?id=3352 + */ + rc = sata_sff_hardreset(link, class, deadline); + if (rc) + return rc; + return -EAGAIN; +} + static void nv_adma_error_handler(struct ata_port *ap) { struct nv_adma_port_priv *pp = ap->private_data; diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c index 6a010681ecf3..29ae99817c60 100644 --- a/drivers/bluetooth/btusb.c +++ b/drivers/bluetooth/btusb.c @@ -104,6 +104,9 @@ static struct usb_device_id blacklist_table[] = { /* Broadcom BCM2046 */ { USB_DEVICE(0x0a5c, 0x2151), .driver_info = BTUSB_RESET }, + /* Apple MacBook Pro with Broadcom chip */ + { USB_DEVICE(0x05ac, 0x820f), .driver_info = BTUSB_RESET }, + /* IBM/Lenovo ThinkPad with Broadcom chip */ { USB_DEVICE(0x0a5c, 0x201e), .driver_info = BTUSB_RESET | BTUSB_WRONG_SCO_MTU }, { USB_DEVICE(0x0a5c, 0x2110), .driver_info = BTUSB_RESET | BTUSB_WRONG_SCO_MTU }, @@ -169,6 +172,7 @@ static struct usb_device_id blacklist_table[] = { struct btusb_data { struct hci_dev *hdev; struct usb_device *udev; + struct usb_interface *intf; struct usb_interface *isoc; spinlock_t lock; @@ -516,7 +520,7 @@ static int btusb_open(struct hci_dev *hdev) err = btusb_submit_intr_urb(hdev); if (err < 0) { - clear_bit(BTUSB_INTR_RUNNING, &hdev->flags); + clear_bit(BTUSB_INTR_RUNNING, &data->flags); clear_bit(HCI_RUNNING, &hdev->flags); } @@ -532,8 +536,10 @@ static int btusb_close(struct hci_dev *hdev) if (!test_and_clear_bit(HCI_RUNNING, &hdev->flags)) return 0; + cancel_work_sync(&data->work); + clear_bit(BTUSB_ISOC_RUNNING, &data->flags); - usb_kill_anchored_urbs(&data->intr_anchor); + usb_kill_anchored_urbs(&data->isoc_anchor); clear_bit(BTUSB_BULK_RUNNING, &data->flags); usb_kill_anchored_urbs(&data->bulk_anchor); @@ -821,6 +827,7 @@ static int btusb_probe(struct usb_interface *intf, } data->udev = interface_to_usbdev(intf); + data->intf = intf; spin_lock_init(&data->lock); @@ -889,7 +896,7 @@ static int btusb_probe(struct usb_interface *intf, if (data->isoc) { err = usb_driver_claim_interface(&btusb_driver, - data->isoc, NULL); + data->isoc, data); if (err < 0) { hci_free_dev(hdev); kfree(data); @@ -921,13 +928,22 @@ static void btusb_disconnect(struct usb_interface *intf) hdev = data->hdev; - if (data->isoc) - usb_driver_release_interface(&btusb_driver, data->isoc); + __hci_dev_hold(hdev); - usb_set_intfdata(intf, NULL); + usb_set_intfdata(data->intf, NULL); + + if (data->isoc) + usb_set_intfdata(data->isoc, NULL); hci_unregister_dev(hdev); + if (intf == data->isoc) + usb_driver_release_interface(&btusb_driver, data->intf); + else if (data->isoc) + usb_driver_release_interface(&btusb_driver, data->isoc); + + __hci_dev_put(hdev); + hci_free_dev(hdev); } diff --git a/drivers/clocksource/acpi_pm.c b/drivers/clocksource/acpi_pm.c index 4eee533f3f4a..71d2ac4e3f46 100644 --- a/drivers/clocksource/acpi_pm.c +++ b/drivers/clocksource/acpi_pm.c @@ -178,11 +178,13 @@ static int verify_pmtmr_rate(void) /* Number of monotonicity checks to perform during initialization */ #define ACPI_PM_MONOTONICITY_CHECKS 10 +/* Number of reads we try to get two different values */ +#define ACPI_PM_READ_CHECKS 10000 static int __init init_acpi_pm_clocksource(void) { cycle_t value1, value2; - unsigned int i, j, good = 0; + unsigned int i, j = 0; if (!pmtmr_ioport) return -ENODEV; @@ -192,29 +194,26 @@ static int __init init_acpi_pm_clocksource(void) /* "verify" this timing source: */ for (j = 0; j < ACPI_PM_MONOTONICITY_CHECKS; j++) { + udelay(100 * j); value1 = clocksource_acpi_pm.read(); - for (i = 0; i < 10000; i++) { + for (i = 0; i < ACPI_PM_READ_CHECKS; i++) { value2 = clocksource_acpi_pm.read(); if (value2 == value1) continue; if (value2 > value1) - good++; break; if ((value2 < value1) && ((value2) < 0xFFF)) - good++; break; printk(KERN_INFO "PM-Timer had inconsistent results:" " 0x%#llx, 0x%#llx - aborting.\n", value1, value2); return -EINVAL; } - udelay(300 * i); - } - - if (good != ACPI_PM_MONOTONICITY_CHECKS) { - printk(KERN_INFO "PM-Timer failed consistency check " - " (0x%#llx) - aborting.\n", value1); - return -ENODEV; + if (i == ACPI_PM_READ_CHECKS) { + printk(KERN_INFO "PM-Timer failed consistency check " + " (0x%#llx) - aborting.\n", value1); + return -ENODEV; + } } if (verify_pmtmr_rate() != 0) diff --git a/drivers/crypto/talitos.c b/drivers/crypto/talitos.c index ee827a7f7c6a..b6ad3ac5916e 100644 --- a/drivers/crypto/talitos.c +++ b/drivers/crypto/talitos.c @@ -1157,6 +1157,8 @@ static int aead_authenc_givencrypt( edesc->desc.hdr = ctx->desc_hdr_template | DESC_HDR_MODE0_ENCRYPT; memcpy(req->giv, ctx->iv, crypto_aead_ivsize(authenc)); + /* avoid consecutive packets going out with same IV */ + *(__be64 *)req->giv ^= cpu_to_be64(req->seq); return ipsec_esp(edesc, areq, req->giv, req->seq, ipsec_esp_encrypt_done); @@ -1449,6 +1451,8 @@ static int talitos_probe(struct of_device *ofdev, priv->ofdev = ofdev; + INIT_LIST_HEAD(&priv->alg_list); + tasklet_init(&priv->done_task, talitos_done, (unsigned long)dev); tasklet_init(&priv->error_task, talitos_error, (unsigned long)dev); @@ -1575,8 +1579,6 @@ static int talitos_probe(struct of_device *ofdev, } /* register crypto algorithms the device supports */ - INIT_LIST_HEAD(&priv->alg_list); - for (i = 0; i < ARRAY_SIZE(driver_algs); i++) { if (hw_supports(dev, driver_algs[i].desc_hdr_template)) { struct talitos_crypto_alg *t_alg; diff --git a/drivers/hwmon/ad7414.c b/drivers/hwmon/ad7414.c index ce8d94fbfd7e..bfda8c80ef24 100644 --- a/drivers/hwmon/ad7414.c +++ b/drivers/hwmon/ad7414.c @@ -69,7 +69,7 @@ static inline int ad7414_write(struct i2c_client *client, u8 reg, u8 value) return i2c_smbus_write_byte_data(client, reg, value); } -struct ad7414_data *ad7414_update_device(struct device *dev) +static struct ad7414_data *ad7414_update_device(struct device *dev) { struct i2c_client *client = to_i2c_client(dev); struct ad7414_data *data = i2c_get_clientdata(client); diff --git a/drivers/hwmon/atxp1.c b/drivers/hwmon/atxp1.c index d191118ba0cb..d6b490d3e36f 100644 --- a/drivers/hwmon/atxp1.c +++ b/drivers/hwmon/atxp1.c @@ -31,7 +31,7 @@ MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("System voltages control via Attansic ATXP1"); -MODULE_VERSION("0.6.2"); +MODULE_VERSION("0.6.3"); MODULE_AUTHOR("Sebastian Witt <se.witt@gmx.net>"); #define ATXP1_VID 0x00 @@ -289,16 +289,16 @@ static int atxp1_detect(struct i2c_client *new_client, int kind, if (!((i2c_smbus_read_byte_data(new_client, 0x3e) == 0) && (i2c_smbus_read_byte_data(new_client, 0x3f) == 0) && (i2c_smbus_read_byte_data(new_client, 0xfe) == 0) && - (i2c_smbus_read_byte_data(new_client, 0xff) == 0) )) { + (i2c_smbus_read_byte_data(new_client, 0xff) == 0))) + return -ENODEV; - /* No vendor ID, now checking if registers 0x10,0x11 (non-existent) - * showing the same as register 0x00 */ - temp = i2c_smbus_read_byte_data(new_client, 0x00); + /* No vendor ID, now checking if registers 0x10,0x11 (non-existent) + * showing the same as register 0x00 */ + temp = i2c_smbus_read_byte_data(new_client, 0x00); - if (!((i2c_smbus_read_byte_data(new_client, 0x10) == temp) && - (i2c_smbus_read_byte_data(new_client, 0x11) == temp) )) - return -ENODEV; - } + if (!((i2c_smbus_read_byte_data(new_client, 0x10) == temp) && + (i2c_smbus_read_byte_data(new_client, 0x11) == temp))) + return -ENODEV; /* Get VRM */ temp = vid_which_vrm(); diff --git a/drivers/hwmon/it87.c b/drivers/hwmon/it87.c index 30cdb0956779..f1133081cc42 100644 --- a/drivers/hwmon/it87.c +++ b/drivers/hwmon/it87.c @@ -273,10 +273,10 @@ struct it87_data { static inline int has_16bit_fans(const struct it87_data *data) { /* IT8705F Datasheet 0.4.1, 3h == Version G. - IT8712F Datasheet 0.9.1, section 8.3.5 indicates 7h == Version I. + IT8712F Datasheet 0.9.1, section 8.3.5 indicates 8h == Version J. These are the first revisions with 16bit tachometer support. */ return (data->type == it87 && data->revision >= 0x03) - || (data->type == it8712 && data->revision >= 0x07) + || (data->type == it8712 && data->revision >= 0x08) || data->type == it8716 || data->type == it8718; } diff --git a/drivers/i2c/busses/i2c-powermac.c b/drivers/i2c/busses/i2c-powermac.c index 22f6d5c00d80..0e7b1c6724aa 100644 --- a/drivers/i2c/busses/i2c-powermac.c +++ b/drivers/i2c/busses/i2c-powermac.c @@ -180,7 +180,7 @@ static const struct i2c_algorithm i2c_powermac_algorithm = { }; -static int i2c_powermac_remove(struct platform_device *dev) +static int __devexit i2c_powermac_remove(struct platform_device *dev) { struct i2c_adapter *adapter = platform_get_drvdata(dev); struct pmac_i2c_bus *bus = i2c_get_adapdata(adapter); @@ -200,7 +200,7 @@ static int i2c_powermac_remove(struct platform_device *dev) } -static int __devexit i2c_powermac_probe(struct platform_device *dev) +static int __devinit i2c_powermac_probe(struct platform_device *dev) { struct pmac_i2c_bus *bus = dev->dev.platform_data; struct device_node *parent = NULL; diff --git a/drivers/i2c/i2c-dev.c b/drivers/i2c/i2c-dev.c index af4491fa7e34..307d976c9b69 100644 --- a/drivers/i2c/i2c-dev.c +++ b/drivers/i2c/i2c-dev.c @@ -583,8 +583,10 @@ static int __init i2c_dev_init(void) goto out; i2c_dev_class = class_create(THIS_MODULE, "i2c-dev"); - if (IS_ERR(i2c_dev_class)) + if (IS_ERR(i2c_dev_class)) { + res = PTR_ERR(i2c_dev_class); goto out_unreg_chrdev; + } res = i2c_add_driver(&i2cdev_driver); if (res) diff --git a/drivers/infiniband/hw/mlx4/qp.c b/drivers/infiniband/hw/mlx4/qp.c index f29dbb767e87..9559248f265b 100644 --- a/drivers/infiniband/hw/mlx4/qp.c +++ b/drivers/infiniband/hw/mlx4/qp.c @@ -1342,6 +1342,12 @@ static __be32 convert_access(int acc) static void set_fmr_seg(struct mlx4_wqe_fmr_seg *fseg, struct ib_send_wr *wr) { struct mlx4_ib_fast_reg_page_list *mfrpl = to_mfrpl(wr->wr.fast_reg.page_list); + int i; + + for (i = 0; i < wr->wr.fast_reg.page_list_len; ++i) + wr->wr.fast_reg.page_list->page_list[i] = + cpu_to_be64(wr->wr.fast_reg.page_list->page_list[i] | + MLX4_MTT_FLAG_PRESENT); fseg->flags = convert_access(wr->wr.fast_reg.access_flags); fseg->mem_key = cpu_to_be32(wr->wr.fast_reg.rkey); diff --git a/drivers/infiniband/hw/nes/nes_cm.c b/drivers/infiniband/hw/nes/nes_cm.c index 9f0b964b2c99..499d3cf83e1f 100644 --- a/drivers/infiniband/hw/nes/nes_cm.c +++ b/drivers/infiniband/hw/nes/nes_cm.c @@ -1956,13 +1956,6 @@ static int mini_cm_reject(struct nes_cm_core *cm_core, return ret; cleanup_retrans_entry(cm_node); cm_node->state = NES_CM_STATE_CLOSED; - ret = send_fin(cm_node, NULL); - - if (cm_node->accept_pend) { - BUG_ON(!cm_node->listener); - atomic_dec(&cm_node->listener->pend_accepts_cnt); - BUG_ON(atomic_read(&cm_node->listener->pend_accepts_cnt) < 0); - } ret = send_reset(cm_node, NULL); return ret; @@ -2383,6 +2376,7 @@ static int nes_cm_disconn_true(struct nes_qp *nesqp) atomic_inc(&cm_disconnects); cm_event.event = IW_CM_EVENT_DISCONNECT; if (last_ae == NES_AEQE_AEID_LLP_CONNECTION_RESET) { + issued_disconnect_reset = 1; cm_event.status = IW_CM_EVENT_STATUS_RESET; nes_debug(NES_DBG_CM, "Generating a CM " "Disconnect Event (status reset) for " @@ -2508,7 +2502,6 @@ static int nes_disconnect(struct nes_qp *nesqp, int abrupt) nes_debug(NES_DBG_CM, "Call close API\n"); g_cm_core->api->close(g_cm_core, nesqp->cm_node); - nesqp->cm_node = NULL; } return ret; @@ -2837,6 +2830,7 @@ int nes_connect(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param) cm_node->apbvt_set = 1; nesqp->cm_node = cm_node; cm_node->nesqp = nesqp; + nes_add_ref(&nesqp->ibqp); return 0; } @@ -3167,7 +3161,6 @@ static void cm_event_connect_error(struct nes_cm_event *event) if (ret) printk(KERN_ERR "%s[%u] OFA CM event_handler returned, " "ret=%d\n", __func__, __LINE__, ret); - nes_rem_ref(&nesqp->ibqp); cm_id->rem_ref(cm_id); rem_ref_cm_node(event->cm_node->cm_core, event->cm_node); diff --git a/drivers/infiniband/ulp/ipoib/ipoib.h b/drivers/infiniband/ulp/ipoib/ipoib.h index b0ffc9abe8c0..05eb41b8ab63 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib.h +++ b/drivers/infiniband/ulp/ipoib/ipoib.h @@ -293,6 +293,7 @@ struct ipoib_dev_priv { struct delayed_work pkey_poll_task; struct delayed_work mcast_task; + struct work_struct carrier_on_task; struct work_struct flush_light; struct work_struct flush_normal; struct work_struct flush_heavy; @@ -464,6 +465,7 @@ int ipoib_dev_init(struct net_device *dev, struct ib_device *ca, int port); void ipoib_dev_cleanup(struct net_device *dev); void ipoib_mcast_join_task(struct work_struct *work); +void ipoib_mcast_carrier_on_task(struct work_struct *work); void ipoib_mcast_send(struct net_device *dev, void *mgid, struct sk_buff *skb); void ipoib_mcast_restart_task(struct work_struct *work); diff --git a/drivers/infiniband/ulp/ipoib/ipoib_main.c b/drivers/infiniband/ulp/ipoib/ipoib_main.c index 7e9e218738fa..e9ca3cb57d52 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_main.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_main.c @@ -404,7 +404,7 @@ static void path_rec_completion(int status, struct net_device *dev = path->dev; struct ipoib_dev_priv *priv = netdev_priv(dev); struct ipoib_ah *ah = NULL; - struct ipoib_ah *old_ah; + struct ipoib_ah *old_ah = NULL; struct ipoib_neigh *neigh, *tn; struct sk_buff_head skqueue; struct sk_buff *skb; @@ -428,12 +428,12 @@ static void path_rec_completion(int status, spin_lock_irqsave(&priv->lock, flags); - old_ah = path->ah; - path->ah = ah; - if (ah) { path->pathrec = *pathrec; + old_ah = path->ah; + path->ah = ah; + ipoib_dbg(priv, "created address handle %p for LID 0x%04x, SL %d\n", ah, be16_to_cpu(pathrec->dlid), pathrec->sl); @@ -1075,6 +1075,7 @@ static void ipoib_setup(struct net_device *dev) INIT_DELAYED_WORK(&priv->pkey_poll_task, ipoib_pkey_poll); INIT_DELAYED_WORK(&priv->mcast_task, ipoib_mcast_join_task); + INIT_WORK(&priv->carrier_on_task, ipoib_mcast_carrier_on_task); INIT_WORK(&priv->flush_light, ipoib_ib_dev_flush_light); INIT_WORK(&priv->flush_normal, ipoib_ib_dev_flush_normal); INIT_WORK(&priv->flush_heavy, ipoib_ib_dev_flush_heavy); diff --git a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c index ac33c8f3ea85..aae28620a6e5 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c @@ -366,6 +366,21 @@ static int ipoib_mcast_sendonly_join(struct ipoib_mcast *mcast) return ret; } +void ipoib_mcast_carrier_on_task(struct work_struct *work) +{ + struct ipoib_dev_priv *priv = container_of(work, struct ipoib_dev_priv, + carrier_on_task); + + /* + * Take rtnl_lock to avoid racing with ipoib_stop() and + * turning the carrier back on while a device is being + * removed. + */ + rtnl_lock(); + netif_carrier_on(priv->dev); + rtnl_unlock(); +} + static int ipoib_mcast_join_complete(int status, struct ib_sa_multicast *multicast) { @@ -392,16 +407,12 @@ static int ipoib_mcast_join_complete(int status, &priv->mcast_task, 0); mutex_unlock(&mcast_mutex); - if (mcast == priv->broadcast) { - /* - * Take RTNL lock here to avoid racing with - * ipoib_stop() and turning the carrier back - * on while a device is being removed. - */ - rtnl_lock(); - netif_carrier_on(dev); - rtnl_unlock(); - } + /* + * Defer carrier on work to ipoib_workqueue to avoid a + * deadlock on rtnl_lock here. + */ + if (mcast == priv->broadcast) + queue_work(ipoib_workqueue, &priv->carrier_on_task); return 0; } diff --git a/drivers/input/mouse/bcm5974.c b/drivers/input/mouse/bcm5974.c index 18f4d7f6ce6d..2998a6ac9ae4 100644 --- a/drivers/input/mouse/bcm5974.c +++ b/drivers/input/mouse/bcm5974.c @@ -351,8 +351,9 @@ static int report_tp_state(struct bcm5974 *dev, int size) #define BCM5974_WELLSPRING_MODE_REQUEST_VALUE 0x300 #define BCM5974_WELLSPRING_MODE_REQUEST_INDEX 0 #define BCM5974_WELLSPRING_MODE_VENDOR_VALUE 0x01 +#define BCM5974_WELLSPRING_MODE_NORMAL_VALUE 0x08 -static int bcm5974_wellspring_mode(struct bcm5974 *dev) +static int bcm5974_wellspring_mode(struct bcm5974 *dev, bool on) { char *data = kmalloc(8, GFP_KERNEL); int retval = 0, size; @@ -377,7 +378,9 @@ static int bcm5974_wellspring_mode(struct bcm5974 *dev) } /* apply the mode switch */ - data[0] = BCM5974_WELLSPRING_MODE_VENDOR_VALUE; + data[0] = on ? + BCM5974_WELLSPRING_MODE_VENDOR_VALUE : + BCM5974_WELLSPRING_MODE_NORMAL_VALUE; /* write configuration */ size = usb_control_msg(dev->udev, usb_sndctrlpipe(dev->udev, 0), @@ -392,7 +395,8 @@ static int bcm5974_wellspring_mode(struct bcm5974 *dev) goto out; } - dprintk(2, "bcm5974: switched to wellspring mode.\n"); + dprintk(2, "bcm5974: switched to %s mode.\n", + on ? "wellspring" : "normal"); out: kfree(data); @@ -481,7 +485,7 @@ exit: */ static int bcm5974_start_traffic(struct bcm5974 *dev) { - if (bcm5974_wellspring_mode(dev)) { + if (bcm5974_wellspring_mode(dev, true)) { dprintk(1, "bcm5974: mode switch failed\n"); goto error; } @@ -504,6 +508,7 @@ static void bcm5974_pause_traffic(struct bcm5974 *dev) { usb_kill_urb(dev->tp_urb); usb_kill_urb(dev->bt_urb); + bcm5974_wellspring_mode(dev, false); } /* diff --git a/drivers/input/touchscreen/jornada720_ts.c b/drivers/input/touchscreen/jornada720_ts.c index bf44f9d68342..c8b7e8a45c4d 100644 --- a/drivers/input/touchscreen/jornada720_ts.c +++ b/drivers/input/touchscreen/jornada720_ts.c @@ -119,8 +119,8 @@ static int __devinit jornada720_ts_probe(struct platform_device *pdev) input_dev->id.bustype = BUS_HOST; input_dev->dev.parent = &pdev->dev; - input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_ABS); - input_dev->keybit[LONG(BTN_TOUCH)] = BIT(BTN_TOUCH); + input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS); + input_dev->keybit[BIT_WORD(BTN_TOUCH)] = BIT_MASK(BTN_TOUCH); input_set_abs_params(input_dev, ABS_X, 270, 3900, 0, 0); input_set_abs_params(input_dev, ABS_Y, 180, 3700, 0, 0); diff --git a/drivers/md/md.c b/drivers/md/md.c index 4790c83d78d0..deeac4b44173 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -5761,7 +5761,11 @@ void md_do_sync(mddev_t *mddev) * time 'round when curr_resync == 2 */ continue; - prepare_to_wait(&resync_wait, &wq, TASK_UNINTERRUPTIBLE); + /* We need to wait 'interruptible' so as not to + * contribute to the load average, and not to + * be caught by 'softlockup' + */ + prepare_to_wait(&resync_wait, &wq, TASK_INTERRUPTIBLE); if (!kthread_should_stop() && mddev2->curr_resync >= mddev->curr_resync) { printk(KERN_INFO "md: delaying %s of %s" @@ -5769,6 +5773,8 @@ void md_do_sync(mddev_t *mddev) " share one or more physical units)\n", desc, mdname(mddev), mdname(mddev2)); mddev_put(mddev2); + if (signal_pending(current)) + flush_signals(current); schedule(); finish_wait(&resync_wait, &wq); goto try_again; diff --git a/drivers/memstick/core/memstick.c b/drivers/memstick/core/memstick.c index a38005008a20..cea46906408e 100644 --- a/drivers/memstick/core/memstick.c +++ b/drivers/memstick/core/memstick.c @@ -185,7 +185,7 @@ static void memstick_free(struct device *dev) } static struct class memstick_host_class = { - .name = "memstick_host", + .name = "memstick_host", .dev_release = memstick_free }; @@ -264,7 +264,7 @@ EXPORT_SYMBOL(memstick_new_req); * @sg - TPC argument */ void memstick_init_req_sg(struct memstick_request *mrq, unsigned char tpc, - struct scatterlist *sg) + const struct scatterlist *sg) { mrq->tpc = tpc; if (tpc & 8) @@ -294,7 +294,7 @@ EXPORT_SYMBOL(memstick_init_req_sg); * user supplied buffer. */ void memstick_init_req(struct memstick_request *mrq, unsigned char tpc, - void *buf, size_t length) + const void *buf, size_t length) { mrq->tpc = tpc; if (tpc & 8) @@ -439,7 +439,7 @@ static void memstick_check(struct work_struct *work) if (!host->card) { if (memstick_power_on(host)) goto out_power_off; - } else + } else if (host->card->stop) host->card->stop(host->card); card = memstick_alloc_card(host); @@ -458,7 +458,7 @@ static void memstick_check(struct work_struct *work) || !(host->card->check(host->card))) { device_unregister(&host->card->dev); host->card = NULL; - } else + } else if (host->card->start) host->card->start(host->card); } diff --git a/drivers/memstick/core/mspro_block.c b/drivers/memstick/core/mspro_block.c index 44b1817f2f2f..d2d2318dafa4 100644 --- a/drivers/memstick/core/mspro_block.c +++ b/drivers/memstick/core/mspro_block.c @@ -30,6 +30,8 @@ module_param(major, int, 0644); #define MSPRO_BLOCK_SIGNATURE 0xa5c3 #define MSPRO_BLOCK_MAX_ATTRIBUTES 41 +#define MSPRO_BLOCK_PART_SHIFT 3 + enum { MSPRO_BLOCK_ID_SYSINFO = 0x10, MSPRO_BLOCK_ID_MODELNAME = 0x15, @@ -195,7 +197,7 @@ static int mspro_block_bd_open(struct inode *inode, struct file *filp) static int mspro_block_disk_release(struct gendisk *disk) { struct mspro_block_data *msb = disk->private_data; - int disk_id = disk->first_minor >> MEMSTICK_PART_SHIFT; + int disk_id = disk->first_minor >> MSPRO_BLOCK_PART_SHIFT; mutex_lock(&mspro_block_disk_lock); @@ -877,6 +879,7 @@ static int mspro_block_switch_interface(struct memstick_dev *card) struct mspro_block_data *msb = memstick_get_drvdata(card); int rc = 0; +try_again: if (msb->caps & MEMSTICK_CAP_PAR4) rc = mspro_block_set_interface(card, MEMSTICK_SYS_PAR4); else @@ -930,6 +933,18 @@ static int mspro_block_switch_interface(struct memstick_dev *card) rc = memstick_set_rw_addr(card); if (!rc) rc = mspro_block_set_interface(card, msb->system); + + if (!rc) { + msleep(150); + rc = mspro_block_wait_for_ced(card); + if (rc) + return rc; + + if (msb->caps & MEMSTICK_CAP_PAR8) { + msb->caps &= ~MEMSTICK_CAP_PAR8; + goto try_again; + } + } } return rc; } @@ -1117,14 +1132,16 @@ static int mspro_block_init_card(struct memstick_dev *card) return -EIO; msb->caps = host->caps; - rc = mspro_block_switch_interface(card); + + msleep(150); + rc = mspro_block_wait_for_ced(card); if (rc) return rc; - msleep(200); - rc = mspro_block_wait_for_ced(card); + rc = mspro_block_switch_interface(card); if (rc) return rc; + dev_dbg(&card->dev, "card activated\n"); if (msb->system != MEMSTICK_SYS_SERIAL) msb->caps |= MEMSTICK_CAP_AUTO_GET_INT; @@ -1192,12 +1209,12 @@ static int mspro_block_init_disk(struct memstick_dev *card) if (rc) return rc; - if ((disk_id << MEMSTICK_PART_SHIFT) > 255) { + if ((disk_id << MSPRO_BLOCK_PART_SHIFT) > 255) { rc = -ENOSPC; goto out_release_id; } - msb->disk = alloc_disk(1 << MEMSTICK_PART_SHIFT); + msb->disk = alloc_disk(1 << MSPRO_BLOCK_PART_SHIFT); if (!msb->disk) { rc = -ENOMEM; goto out_release_id; @@ -1220,7 +1237,7 @@ static int mspro_block_init_disk(struct memstick_dev *card) MSPRO_BLOCK_MAX_PAGES * msb->page_size); msb->disk->major = major; - msb->disk->first_minor = disk_id << MEMSTICK_PART_SHIFT; + msb->disk->first_minor = disk_id << MSPRO_BLOCK_PART_SHIFT; msb->disk->fops = &ms_block_bdops; msb->usage_count = 1; msb->disk->private_data = msb; @@ -1416,7 +1433,7 @@ out_unlock: static struct memstick_device_id mspro_block_id_tbl[] = { {MEMSTICK_MATCH_ALL, MEMSTICK_TYPE_PRO, MEMSTICK_CATEGORY_STORAGE_DUO, - MEMSTICK_CLASS_GENERIC_DUO}, + MEMSTICK_CLASS_DUO}, {} }; diff --git a/drivers/memstick/host/jmb38x_ms.c b/drivers/memstick/host/jmb38x_ms.c index 3485c63d20b0..2fb95a5b72eb 100644 --- a/drivers/memstick/host/jmb38x_ms.c +++ b/drivers/memstick/host/jmb38x_ms.c @@ -81,6 +81,8 @@ struct jmb38x_ms { #define TPC_CODE_SZ_MASK 0x00000700 #define TPC_DATA_SZ_MASK 0x00000007 +#define HOST_CONTROL_TDELAY_EN 0x00040000 +#define HOST_CONTROL_HW_OC_P 0x00010000 #define HOST_CONTROL_RESET_REQ 0x00008000 #define HOST_CONTROL_REI 0x00004000 #define HOST_CONTROL_LED 0x00000400 @@ -88,6 +90,7 @@ struct jmb38x_ms { #define HOST_CONTROL_RESET 0x00000100 #define HOST_CONTROL_POWER_EN 0x00000080 #define HOST_CONTROL_CLOCK_EN 0x00000040 +#define HOST_CONTROL_REO 0x00000008 #define HOST_CONTROL_IF_SHIFT 4 #define HOST_CONTROL_IF_SERIAL 0x0 @@ -133,11 +136,15 @@ struct jmb38x_ms { #define PAD_PU_PD_ON_MS_SOCK1 0x0f0f0000 #define CLOCK_CONTROL_40MHZ 0x00000001 -#define CLOCK_CONTROL_50MHZ 0x00000002 +#define CLOCK_CONTROL_50MHZ 0x0000000a #define CLOCK_CONTROL_60MHZ 0x00000008 #define CLOCK_CONTROL_62_5MHZ 0x0000000c #define CLOCK_CONTROL_OFF 0x00000000 +#define PCI_CTL_CLOCK_DLY_ADDR 0x000000b0 +#define PCI_CTL_CLOCK_DLY_MASK_A 0x00000f00 +#define PCI_CTL_CLOCK_DLY_MASK_B 0x0000f000 + enum { CMD_READY = 0x01, FIFO_READY = 0x02, @@ -367,8 +374,7 @@ static int jmb38x_ms_issue_cmd(struct memstick_host *msh) return host->req->error; } - dev_dbg(&msh->dev, "control %08x\n", - readl(host->addr + HOST_CONTROL)); + dev_dbg(&msh->dev, "control %08x\n", readl(host->addr + HOST_CONTROL)); dev_dbg(&msh->dev, "status %08x\n", readl(host->addr + INT_STATUS)); dev_dbg(&msh->dev, "hstatus %08x\n", readl(host->addr + STATUS)); @@ -637,7 +643,7 @@ static int jmb38x_ms_reset(struct jmb38x_ms_host *host) ndelay(20); } dev_dbg(&host->chip->pdev->dev, "reset_req timeout\n"); - return -EIO; + /* return -EIO; */ reset_next: writel(HOST_CONTROL_RESET | HOST_CONTROL_CLOCK_EN @@ -680,7 +686,9 @@ static int jmb38x_ms_set_param(struct memstick_host *msh, host_ctl = 7; host_ctl |= HOST_CONTROL_POWER_EN - | HOST_CONTROL_CLOCK_EN; + | HOST_CONTROL_CLOCK_EN + | HOST_CONTROL_HW_OC_P + | HOST_CONTROL_TDELAY_EN; writel(host_ctl, host->addr + HOST_CONTROL); writel(host->id ? PAD_PU_PD_ON_MS_SOCK1 @@ -704,33 +712,40 @@ static int jmb38x_ms_set_param(struct memstick_host *msh, break; case MEMSTICK_INTERFACE: host_ctl &= ~(3 << HOST_CONTROL_IF_SHIFT); + pci_read_config_dword(host->chip->pdev, + PCI_CTL_CLOCK_DLY_ADDR, + &clock_delay); + clock_delay &= host->id ? ~PCI_CTL_CLOCK_DLY_MASK_B + : ~PCI_CTL_CLOCK_DLY_MASK_A; if (value == MEMSTICK_SERIAL) { host_ctl &= ~HOST_CONTROL_FAST_CLK; + host_ctl &= ~HOST_CONTROL_REO; host_ctl |= HOST_CONTROL_IF_SERIAL << HOST_CONTROL_IF_SHIFT; host_ctl |= HOST_CONTROL_REI; clock_ctl = CLOCK_CONTROL_40MHZ; - clock_delay = 0; } else if (value == MEMSTICK_PAR4) { - host_ctl |= HOST_CONTROL_FAST_CLK; + host_ctl |= HOST_CONTROL_FAST_CLK | HOST_CONTROL_REO; host_ctl |= HOST_CONTROL_IF_PAR4 << HOST_CONTROL_IF_SHIFT; host_ctl &= ~HOST_CONTROL_REI; clock_ctl = CLOCK_CONTROL_40MHZ; - clock_delay = 4; + clock_delay |= host->id ? (4 << 12) : (4 << 8); } else if (value == MEMSTICK_PAR8) { host_ctl |= HOST_CONTROL_FAST_CLK; host_ctl |= HOST_CONTROL_IF_PAR8 << HOST_CONTROL_IF_SHIFT; - host_ctl &= ~HOST_CONTROL_REI; - clock_ctl = CLOCK_CONTROL_60MHZ; - clock_delay = 0; + host_ctl &= ~(HOST_CONTROL_REI | HOST_CONTROL_REO); + clock_ctl = CLOCK_CONTROL_50MHZ; } else return -EINVAL; + writel(host_ctl, host->addr + HOST_CONTROL); writel(clock_ctl, host->addr + CLOCK_CONTROL); - writel(clock_delay, host->addr + CLOCK_DELAY); + pci_write_config_dword(host->chip->pdev, + PCI_CTL_CLOCK_DLY_ADDR, + clock_delay); break; }; return 0; diff --git a/drivers/misc/sgi-gru/grufile.c b/drivers/misc/sgi-gru/grufile.c index 23c91f5f6b61..d61cee796efd 100644 --- a/drivers/misc/sgi-gru/grufile.c +++ b/drivers/misc/sgi-gru/grufile.c @@ -445,6 +445,9 @@ static void __exit gru_exit(void) int order = get_order(sizeof(struct gru_state) * GRU_CHIPLETS_PER_BLADE); + if (!IS_UV()) + return; + for (i = 0; i < GRU_CHIPLETS_PER_BLADE; i++) free_irq(IRQ_GRU + i, NULL); diff --git a/drivers/mmc/card/block.c b/drivers/mmc/card/block.c index 6986f3926244..ebc8b9d77613 100644 --- a/drivers/mmc/card/block.c +++ b/drivers/mmc/card/block.c @@ -615,14 +615,19 @@ static struct mmc_driver mmc_driver = { static int __init mmc_blk_init(void) { - int res = -ENOMEM; + int res; res = register_blkdev(MMC_BLOCK_MAJOR, "mmc"); if (res) goto out; - return mmc_register_driver(&mmc_driver); + res = mmc_register_driver(&mmc_driver); + if (res) + goto out2; + return 0; + out2: + unregister_blkdev(MMC_BLOCK_MAJOR, "mmc"); out: return res; } diff --git a/drivers/mmc/card/mmc_test.c b/drivers/mmc/card/mmc_test.c index f26b01d811ae..b92b172074ee 100644 --- a/drivers/mmc/card/mmc_test.c +++ b/drivers/mmc/card/mmc_test.c @@ -1040,7 +1040,7 @@ static const struct mmc_test_case mmc_test_cases[] = { }; -static struct mutex mmc_test_lock; +static DEFINE_MUTEX(mmc_test_lock); static void mmc_test_run(struct mmc_test_card *test, int testcase) { @@ -1171,8 +1171,6 @@ static int mmc_test_probe(struct mmc_card *card) if ((card->type != MMC_TYPE_MMC) && (card->type != MMC_TYPE_SD)) return -ENODEV; - mutex_init(&mmc_test_lock); - ret = device_create_file(&card->dev, &dev_attr_test); if (ret) return ret; diff --git a/drivers/mmc/host/atmel-mci.c b/drivers/mmc/host/atmel-mci.c index 0bd06f5bd62f..917035e16da4 100644 --- a/drivers/mmc/host/atmel-mci.c +++ b/drivers/mmc/host/atmel-mci.c @@ -195,7 +195,9 @@ static int atmci_regs_show(struct seq_file *s, void *v) /* Grab a more or less consistent snapshot */ spin_lock_irq(&host->mmc->lock); + clk_enable(host->mck); memcpy_fromio(buf, host->regs, MCI_REGS_SIZE); + clk_disable(host->mck); spin_unlock_irq(&host->mmc->lock); seq_printf(s, "MR:\t0x%08x%s%s CLKDIV=%u\n", @@ -216,6 +218,8 @@ static int atmci_regs_show(struct seq_file *s, void *v) atmci_show_status_reg(s, "SR", buf[MCI_SR / 4]); atmci_show_status_reg(s, "IMR", buf[MCI_IMR / 4]); + kfree(buf); + return 0; } @@ -237,7 +241,6 @@ static void atmci_init_debugfs(struct atmel_mci *host) struct mmc_host *mmc; struct dentry *root; struct dentry *node; - struct resource *res; mmc = host->mmc; root = mmc->debugfs_root; @@ -251,9 +254,6 @@ static void atmci_init_debugfs(struct atmel_mci *host) if (!node) goto err; - res = platform_get_resource(host->pdev, IORESOURCE_MEM, 0); - node->d_inode->i_size = res->end - res->start + 1; - node = debugfs_create_file("req", S_IRUSR, root, host, &atmci_req_fops); if (!node) goto err; @@ -1059,6 +1059,10 @@ static int __init atmci_probe(struct platform_device *pdev) host->present = !gpio_get_value(host->detect_pin); } } + + if (!gpio_is_valid(host->detect_pin)) + mmc->caps |= MMC_CAP_NEEDS_POLL; + if (gpio_is_valid(host->wp_pin)) { if (gpio_request(host->wp_pin, "mmc_wp")) { dev_dbg(&mmc->class_dev, "no WP pin available\n"); diff --git a/drivers/mmc/host/tmio_mmc.h b/drivers/mmc/host/tmio_mmc.h index 9e647a06054f..ba2b4240a86a 100644 --- a/drivers/mmc/host/tmio_mmc.h +++ b/drivers/mmc/host/tmio_mmc.h @@ -159,10 +159,10 @@ static inline void tmio_mmc_kunmap_atomic(struct tmio_mmc_host *host, #define STATUS_TO_TEXT(a) \ do { \ if (status & TMIO_STAT_##a) \ - printf(#a); \ + printk(#a); \ } while (0) -void debug_status(u32 status) +void pr_debug_status(u32 status) { printk(KERN_DEBUG "status: %08x = ", status); STATUS_TO_TEXT(CARD_REMOVE); diff --git a/drivers/net/bnx2.h b/drivers/net/bnx2.h index c3c579f98ed0..dfacd31f7ed0 100644 --- a/drivers/net/bnx2.h +++ b/drivers/net/bnx2.h @@ -6597,7 +6597,7 @@ struct flash_spec { struct bnx2_irq { irq_handler_t handler; - u16 vector; + unsigned int vector; u8 requested; char name[16]; }; diff --git a/drivers/net/e100.c b/drivers/net/e100.c index 453115acaad2..5cf78d612c45 100644 --- a/drivers/net/e100.c +++ b/drivers/net/e100.c @@ -2738,9 +2738,7 @@ static int __devinit e100_probe(struct pci_dev *pdev, nic->flags |= wol_magic; /* ack any pending wake events, disable PME */ - err = pci_enable_wake(pdev, 0, 0); - if (err) - DPRINTK(PROBE, ERR, "Error clearing wake event\n"); + pci_pme_active(pdev, false); strcpy(netdev->name, "eth%d"); if((err = register_netdev(netdev))) { diff --git a/drivers/net/e1000/e1000_hw.c b/drivers/net/e1000/e1000_hw.c index 9d6edf3e73f9..d04eef53571e 100644 --- a/drivers/net/e1000/e1000_hw.c +++ b/drivers/net/e1000/e1000_hw.c @@ -144,6 +144,8 @@ static s32 e1000_host_if_read_cookie(struct e1000_hw *hw, u8 *buffer); static u8 e1000_calculate_mng_checksum(char *buffer, u32 length); static s32 e1000_configure_kmrn_for_10_100(struct e1000_hw *hw, u16 duplex); static s32 e1000_configure_kmrn_for_1000(struct e1000_hw *hw); +static s32 e1000_do_read_eeprom(struct e1000_hw *hw, u16 offset, u16 words, u16 *data); +static s32 e1000_do_write_eeprom(struct e1000_hw *hw, u16 offset, u16 words, u16 *data); /* IGP cable length table */ static const @@ -168,6 +170,8 @@ u16 e1000_igp_2_cable_length_table[IGP02E1000_AGC_LENGTH_TABLE_SIZE] = 83, 89, 95, 100, 105, 109, 113, 116, 119, 122, 124, 104, 109, 114, 118, 121, 124}; +static DEFINE_SPINLOCK(e1000_eeprom_lock); + /****************************************************************************** * Set the phy type member in the hw struct. * @@ -4904,6 +4908,15 @@ static s32 e1000_spi_eeprom_ready(struct e1000_hw *hw) *****************************************************************************/ s32 e1000_read_eeprom(struct e1000_hw *hw, u16 offset, u16 words, u16 *data) { + s32 ret; + spin_lock(&e1000_eeprom_lock); + ret = e1000_do_read_eeprom(hw, offset, words, data); + spin_unlock(&e1000_eeprom_lock); + return ret; +} + +static s32 e1000_do_read_eeprom(struct e1000_hw *hw, u16 offset, u16 words, u16 *data) +{ struct e1000_eeprom_info *eeprom = &hw->eeprom; u32 i = 0; @@ -5236,6 +5249,16 @@ s32 e1000_update_eeprom_checksum(struct e1000_hw *hw) *****************************************************************************/ s32 e1000_write_eeprom(struct e1000_hw *hw, u16 offset, u16 words, u16 *data) { + s32 ret; + spin_lock(&e1000_eeprom_lock); + ret = e1000_do_write_eeprom(hw, offset, words, data); + spin_unlock(&e1000_eeprom_lock); + return ret; +} + + +static s32 e1000_do_write_eeprom(struct e1000_hw *hw, u16 offset, u16 words, u16 *data) +{ struct e1000_eeprom_info *eeprom = &hw->eeprom; s32 status = 0; diff --git a/drivers/net/forcedeth.c b/drivers/net/forcedeth.c index 0b6ecef9a849..eeb55ed2152d 100644 --- a/drivers/net/forcedeth.c +++ b/drivers/net/forcedeth.c @@ -5643,6 +5643,7 @@ static int __devinit nv_probe(struct pci_dev *pci_dev, const struct pci_device_i dev->dev_addr[4] = (np->orig_mac[0] >> 8) & 0xff; dev->dev_addr[5] = (np->orig_mac[0] >> 0) & 0xff; writel(txreg|NVREG_TRANSMITPOLL_MAC_ADDR_REV, base + NvRegTransmitPoll); + printk(KERN_DEBUG "nv_probe: set workaround bit for reversed mac addr\n"); } memcpy(dev->perm_addr, dev->dev_addr, dev->addr_len); @@ -5890,14 +5891,12 @@ static void nv_restore_phy(struct net_device *dev) } } -static void __devexit nv_remove(struct pci_dev *pci_dev) +static void nv_restore_mac_addr(struct pci_dev *pci_dev) { struct net_device *dev = pci_get_drvdata(pci_dev); struct fe_priv *np = netdev_priv(dev); u8 __iomem *base = get_hwbase(dev); - unregister_netdev(dev); - /* special op: write back the misordered MAC address - otherwise * the next nv_probe would see a wrong address. */ @@ -5905,6 +5904,15 @@ static void __devexit nv_remove(struct pci_dev *pci_dev) writel(np->orig_mac[1], base + NvRegMacAddrB); writel(readl(base + NvRegTransmitPoll) & ~NVREG_TRANSMITPOLL_MAC_ADDR_REV, base + NvRegTransmitPoll); +} + +static void __devexit nv_remove(struct pci_dev *pci_dev) +{ + struct net_device *dev = pci_get_drvdata(pci_dev); + + unregister_netdev(dev); + + nv_restore_mac_addr(pci_dev); /* restore any phy related changes */ nv_restore_phy(dev); @@ -5975,6 +5983,8 @@ static void nv_shutdown(struct pci_dev *pdev) if (netif_running(dev)) nv_close(dev); + nv_restore_mac_addr(pdev); + pci_disable_device(pdev); if (system_state == SYSTEM_POWER_OFF) { if (pci_enable_wake(pdev, PCI_D3cold, np->wolenabled)) diff --git a/drivers/net/hp-plus.c b/drivers/net/hp-plus.c index 8239939554bc..fbbd3e660c27 100644 --- a/drivers/net/hp-plus.c +++ b/drivers/net/hp-plus.c @@ -139,7 +139,7 @@ static int __init do_hpp_probe(struct net_device *dev) #ifndef MODULE struct net_device * __init hp_plus_probe(int unit) { - struct net_device *dev = alloc_ei_netdev(); + struct net_device *dev = alloc_eip_netdev(); int err; if (!dev) @@ -284,7 +284,7 @@ hpp_open(struct net_device *dev) int option_reg; int retval; - if ((retval = request_irq(dev->irq, ei_interrupt, 0, dev->name, dev))) { + if ((retval = request_irq(dev->irq, eip_interrupt, 0, dev->name, dev))) { return retval; } @@ -302,7 +302,7 @@ hpp_open(struct net_device *dev) /* Select the operational page. */ outw(Perf_Page, ioaddr + HP_PAGING); - ei_open(dev); + eip_open(dev); return 0; } @@ -313,7 +313,7 @@ hpp_close(struct net_device *dev) int option_reg = inw(ioaddr + HPP_OPTION); free_irq(dev->irq, dev); - ei_close(dev); + eip_close(dev); outw((option_reg & ~EnableIRQ) | MemDisable | NICReset | ChipReset, ioaddr + HPP_OPTION); diff --git a/drivers/net/mlx4/mr.c b/drivers/net/mlx4/mr.c index 62071d9c4a55..d1dd5b48dbd1 100644 --- a/drivers/net/mlx4/mr.c +++ b/drivers/net/mlx4/mr.c @@ -67,11 +67,10 @@ struct mlx4_mpt_entry { #define MLX4_MPT_FLAG_PHYSICAL (1 << 9) #define MLX4_MPT_FLAG_REGION (1 << 8) -#define MLX4_MPT_PD_FLAG_FAST_REG (1 << 26) +#define MLX4_MPT_PD_FLAG_FAST_REG (1 << 27) +#define MLX4_MPT_PD_FLAG_RAE (1 << 28) #define MLX4_MPT_PD_FLAG_EN_INV (3 << 24) -#define MLX4_MTT_FLAG_PRESENT 1 - #define MLX4_MPT_STATUS_SW 0xF0 #define MLX4_MPT_STATUS_HW 0x00 @@ -348,7 +347,10 @@ int mlx4_mr_enable(struct mlx4_dev *dev, struct mlx4_mr *mr) if (mr->mtt.order >= 0 && mr->mtt.page_shift == 0) { /* fast register MR in free state */ mpt_entry->flags |= cpu_to_be32(MLX4_MPT_FLAG_FREE); - mpt_entry->pd_flags |= cpu_to_be32(MLX4_MPT_PD_FLAG_FAST_REG); + mpt_entry->pd_flags |= cpu_to_be32(MLX4_MPT_PD_FLAG_FAST_REG | + MLX4_MPT_PD_FLAG_RAE); + mpt_entry->mtt_sz = cpu_to_be32((1 << mr->mtt.order) * + MLX4_MTT_ENTRY_PER_SEG); } else { mpt_entry->flags |= cpu_to_be32(MLX4_MPT_FLAG_SW_OWNS); } diff --git a/drivers/net/niu.c b/drivers/net/niu.c index e4765b713aba..e3be81eba8a4 100644 --- a/drivers/net/niu.c +++ b/drivers/net/niu.c @@ -5984,6 +5984,56 @@ static void niu_netif_start(struct niu *np) niu_enable_interrupts(np, 1); } +static void niu_reset_buffers(struct niu *np) +{ + int i, j, k, err; + + if (np->rx_rings) { + for (i = 0; i < np->num_rx_rings; i++) { + struct rx_ring_info *rp = &np->rx_rings[i]; + + for (j = 0, k = 0; j < MAX_RBR_RING_SIZE; j++) { + struct page *page; + + page = rp->rxhash[j]; + while (page) { + struct page *next = + (struct page *) page->mapping; + u64 base = page->index; + base = base >> RBR_DESCR_ADDR_SHIFT; + rp->rbr[k++] = cpu_to_le32(base); + page = next; + } + } + for (; k < MAX_RBR_RING_SIZE; k++) { + err = niu_rbr_add_page(np, rp, GFP_ATOMIC, k); + if (unlikely(err)) + break; + } + + rp->rbr_index = rp->rbr_table_size - 1; + rp->rcr_index = 0; + rp->rbr_pending = 0; + rp->rbr_refill_pending = 0; + } + } + if (np->tx_rings) { + for (i = 0; i < np->num_tx_rings; i++) { + struct tx_ring_info *rp = &np->tx_rings[i]; + + for (j = 0; j < MAX_TX_RING_SIZE; j++) { + if (rp->tx_buffs[j].skb) + (void) release_tx_packet(np, rp, j); + } + + rp->pending = MAX_TX_RING_SIZE; + rp->prod = 0; + rp->cons = 0; + rp->wrap_bit = 0; + } + } +} + static void niu_reset_task(struct work_struct *work) { struct niu *np = container_of(work, struct niu, reset_task); @@ -6006,6 +6056,12 @@ static void niu_reset_task(struct work_struct *work) niu_stop_hw(np); + spin_unlock_irqrestore(&np->lock, flags); + + niu_reset_buffers(np); + + spin_lock_irqsave(&np->lock, flags); + err = niu_init_hw(np); if (!err) { np->timer.expires = jiffies + HZ; diff --git a/drivers/net/wireless/ath9k/beacon.c b/drivers/net/wireless/ath9k/beacon.c index caf569401a34..00a0eaa08866 100644 --- a/drivers/net/wireless/ath9k/beacon.c +++ b/drivers/net/wireless/ath9k/beacon.c @@ -209,6 +209,7 @@ static struct ath_buf *ath_beacon_generate(struct ath_softc *sc, int if_id) unsigned int curlen; struct ath_txq *cabq; struct ath_txq *mcastq; + struct ieee80211_tx_info *info; avp = sc->sc_vaps[if_id]; mcastq = &avp->av_mcastq; @@ -232,6 +233,18 @@ static struct ath_buf *ath_beacon_generate(struct ath_softc *sc, int if_id) */ curlen = skb->len; + info = IEEE80211_SKB_CB(skb); + if (info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ) { + /* + * TODO: make sure the seq# gets assigned properly (vs. other + * TX frames) + */ + struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data; + sc->seq_no += 0x10; + hdr->seq_ctrl &= cpu_to_le16(IEEE80211_SCTL_FRAG); + hdr->seq_ctrl |= cpu_to_le16(sc->seq_no); + } + /* XXX: spin_lock_bh should not be used here, but sparse bitches * otherwise. We should fix sparse :) */ spin_lock_bh(&mcastq->axq_lock); diff --git a/drivers/net/wireless/ath9k/core.c b/drivers/net/wireless/ath9k/core.c index f6c45288d0e7..87e37bc39145 100644 --- a/drivers/net/wireless/ath9k/core.c +++ b/drivers/net/wireless/ath9k/core.c @@ -294,8 +294,6 @@ static int ath_stop(struct ath_softc *sc) * hardware is gone (invalid). */ - if (!sc->sc_invalid) - ath9k_hw_set_interrupts(ah, 0); ath_draintxq(sc, false); if (!sc->sc_invalid) { ath_stoprecv(sc); @@ -797,6 +795,12 @@ int ath_open(struct ath_softc *sc, struct ath9k_channel *initial_chan) if (ah->ah_caps.hw_caps & ATH9K_HW_CAP_HT) sc->sc_imask |= ATH9K_INT_CST; + /* Note: We disable MIB interrupts for now as we don't yet + * handle processing ANI, otherwise you will get an interrupt + * storm after about 7 hours of usage making the system unusable + * with huge latency. Once we do have ANI processing included + * we can re-enable this interrupt. */ +#if 0 /* * Enable MIB interrupts when there are hardware phy counters. * Note we only do this (at the moment) for station mode. @@ -804,6 +808,7 @@ int ath_open(struct ath_softc *sc, struct ath9k_channel *initial_chan) if (ath9k_hw_phycounters(ah) && ((sc->sc_opmode == ATH9K_M_STA) || (sc->sc_opmode == ATH9K_M_IBSS))) sc->sc_imask |= ATH9K_INT_MIB; +#endif /* * Some hardware processes the TIM IE and fires an * interrupt when the TIM bit is set. For hardware @@ -1336,6 +1341,8 @@ void ath_deinit(struct ath_softc *sc) DPRINTF(sc, ATH_DBG_CONFIG, "%s\n", __func__); + tasklet_kill(&sc->intr_tq); + tasklet_kill(&sc->bcon_tasklet); ath_stop(sc); if (!sc->sc_invalid) ath9k_hw_setpower(sc->sc_ah, ATH9K_PM_AWAKE); diff --git a/drivers/net/wireless/ath9k/core.h b/drivers/net/wireless/ath9k/core.h index 673b3d81133a..2f84093331ee 100644 --- a/drivers/net/wireless/ath9k/core.h +++ b/drivers/net/wireless/ath9k/core.h @@ -974,7 +974,6 @@ struct ath_softc { u32 sc_keymax; /* size of key cache */ DECLARE_BITMAP(sc_keymap, ATH_KEYMAX); /* key use bit map */ u8 sc_splitmic; /* split TKIP MIC keys */ - int sc_keytype; /* RX */ struct list_head sc_rxbuf; @@ -992,6 +991,7 @@ struct ath_softc { u32 sc_txintrperiod; /* tx interrupt batching */ int sc_haltype2q[ATH9K_WME_AC_VO+1]; /* HAL WME AC -> h/w qnum */ u32 sc_ant_tx[8]; /* recent tx frames/antenna */ + u16 seq_no; /* TX sequence number */ /* Beacon */ struct ath9k_tx_queue_info sc_beacon_qi; diff --git a/drivers/net/wireless/ath9k/main.c b/drivers/net/wireless/ath9k/main.c index c5107f269f24..acebdf1d20a8 100644 --- a/drivers/net/wireless/ath9k/main.c +++ b/drivers/net/wireless/ath9k/main.c @@ -206,8 +206,6 @@ static int ath_key_config(struct ath_softc *sc, if (!ret) return -EIO; - if (mac) - sc->sc_keytype = hk.kv_type; return 0; } @@ -369,6 +367,20 @@ static int ath9k_tx(struct ieee80211_hw *hw, { struct ath_softc *sc = hw->priv; int hdrlen, padsize; + struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); + + /* + * As a temporary workaround, assign seq# here; this will likely need + * to be cleaned up to work better with Beacon transmission and virtual + * BSSes. + */ + if (info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ) { + struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data; + if (info->flags & IEEE80211_TX_CTL_FIRST_FRAGMENT) + sc->seq_no += 0x10; + hdr->seq_ctrl &= cpu_to_le16(IEEE80211_SCTL_FRAG); + hdr->seq_ctrl |= cpu_to_le16(sc->seq_no); + } /* Add the padding after the header if this is not already done */ hdrlen = ieee80211_get_hdrlen_from_skb(skb); @@ -764,7 +776,6 @@ static int ath9k_set_key(struct ieee80211_hw *hw, case DISABLE_KEY: ath_key_delete(sc, key); clear_bit(key->keyidx, sc->sc_keymap); - sc->sc_keytype = ATH9K_CIPHER_CLR; break; default: ret = -EINVAL; @@ -1400,10 +1411,17 @@ static void ath_pci_remove(struct pci_dev *pdev) { struct ieee80211_hw *hw = pci_get_drvdata(pdev); struct ath_softc *sc = hw->priv; + enum ath9k_int status; - if (pdev->irq) + if (pdev->irq) { + ath9k_hw_set_interrupts(sc->sc_ah, 0); + /* clear the ISR */ + ath9k_hw_getisr(sc->sc_ah, &status); + sc->sc_invalid = 1; free_irq(pdev->irq, sc); + } ath_detach(sc); + pci_iounmap(pdev, sc->mem); pci_release_region(pdev, 0); pci_disable_device(pdev); diff --git a/drivers/net/wireless/ath9k/xmit.c b/drivers/net/wireless/ath9k/xmit.c index 550129f717e2..8b332e11a656 100644 --- a/drivers/net/wireless/ath9k/xmit.c +++ b/drivers/net/wireless/ath9k/xmit.c @@ -315,11 +315,11 @@ static int ath_tx_prepare(struct ath_softc *sc, txctl->keyix = tx_info->control.hw_key->hw_key_idx; txctl->frmlen += tx_info->control.icv_len; - if (sc->sc_keytype == ATH9K_CIPHER_WEP) + if (tx_info->control.hw_key->alg == ALG_WEP) txctl->keytype = ATH9K_KEY_TYPE_WEP; - else if (sc->sc_keytype == ATH9K_CIPHER_TKIP) + else if (tx_info->control.hw_key->alg == ALG_TKIP) txctl->keytype = ATH9K_KEY_TYPE_TKIP; - else if (sc->sc_keytype == ATH9K_CIPHER_AES_CCM) + else if (tx_info->control.hw_key->alg == ALG_CCMP) txctl->keytype = ATH9K_KEY_TYPE_AES; } diff --git a/drivers/net/wireless/b43/rfkill.c b/drivers/net/wireless/b43/rfkill.c index fec5645944a4..34ae125d5384 100644 --- a/drivers/net/wireless/b43/rfkill.c +++ b/drivers/net/wireless/b43/rfkill.c @@ -43,23 +43,6 @@ static bool b43_is_hw_radio_enabled(struct b43_wldev *dev) return 0; } -/* Update the rfkill state */ -static void b43_rfkill_update_state(struct b43_wldev *dev) -{ - struct b43_rfkill *rfk = &(dev->wl->rfkill); - - if (!dev->radio_hw_enable) { - rfk->rfkill->state = RFKILL_STATE_HARD_BLOCKED; - return; - } - - if (!dev->phy.radio_on) - rfk->rfkill->state = RFKILL_STATE_SOFT_BLOCKED; - else - rfk->rfkill->state = RFKILL_STATE_UNBLOCKED; - -} - /* The poll callback for the hardware button. */ static void b43_rfkill_poll(struct input_polled_dev *poll_dev) { @@ -77,7 +60,6 @@ static void b43_rfkill_poll(struct input_polled_dev *poll_dev) if (unlikely(enabled != dev->radio_hw_enable)) { dev->radio_hw_enable = enabled; report_change = 1; - b43_rfkill_update_state(dev); b43info(wl, "Radio hardware status changed to %s\n", enabled ? "ENABLED" : "DISABLED"); } diff --git a/drivers/net/wireless/b43legacy/rfkill.c b/drivers/net/wireless/b43legacy/rfkill.c index 476add97e974..b32bf6a94f19 100644 --- a/drivers/net/wireless/b43legacy/rfkill.c +++ b/drivers/net/wireless/b43legacy/rfkill.c @@ -44,23 +44,6 @@ static bool b43legacy_is_hw_radio_enabled(struct b43legacy_wldev *dev) return 0; } -/* Update the rfkill state */ -static void b43legacy_rfkill_update_state(struct b43legacy_wldev *dev) -{ - struct b43legacy_rfkill *rfk = &(dev->wl->rfkill); - - if (!dev->radio_hw_enable) { - rfk->rfkill->state = RFKILL_STATE_HARD_BLOCKED; - return; - } - - if (!dev->phy.radio_on) - rfk->rfkill->state = RFKILL_STATE_SOFT_BLOCKED; - else - rfk->rfkill->state = RFKILL_STATE_UNBLOCKED; - -} - /* The poll callback for the hardware button. */ static void b43legacy_rfkill_poll(struct input_polled_dev *poll_dev) { @@ -78,7 +61,6 @@ static void b43legacy_rfkill_poll(struct input_polled_dev *poll_dev) if (unlikely(enabled != dev->radio_hw_enable)) { dev->radio_hw_enable = enabled; report_change = 1; - b43legacy_rfkill_update_state(dev); b43legacyinfo(wl, "Radio hardware status changed to %s\n", enabled ? "ENABLED" : "DISABLED"); } diff --git a/drivers/net/wireless/zd1211rw/zd_usb.c b/drivers/net/wireless/zd1211rw/zd_usb.c index da8b7433e3a6..a60ae86bd5c9 100644 --- a/drivers/net/wireless/zd1211rw/zd_usb.c +++ b/drivers/net/wireless/zd1211rw/zd_usb.c @@ -58,6 +58,7 @@ static struct usb_device_id usb_ids[] = { { USB_DEVICE(0x0586, 0x3407), .driver_info = DEVICE_ZD1211 }, { USB_DEVICE(0x129b, 0x1666), .driver_info = DEVICE_ZD1211 }, { USB_DEVICE(0x157e, 0x300a), .driver_info = DEVICE_ZD1211 }, + { USB_DEVICE(0x0105, 0x145f), .driver_info = DEVICE_ZD1211 }, /* ZD1211B */ { USB_DEVICE(0x0ace, 0x1215), .driver_info = DEVICE_ZD1211B }, { USB_DEVICE(0x157e, 0x300d), .driver_info = DEVICE_ZD1211B }, diff --git a/drivers/pci/hotplug/fakephp.c b/drivers/pci/hotplug/fakephp.c index 40337a06c18a..146ca9cd1567 100644 --- a/drivers/pci/hotplug/fakephp.c +++ b/drivers/pci/hotplug/fakephp.c @@ -320,15 +320,15 @@ static int disable_slot(struct hotplug_slot *slot) return -ENODEV; } + /* remove the device from the pci core */ + pci_remove_bus_device(dev); + /* queue work item to blow away this sysfs entry and other * parts. */ INIT_WORK(&dslot->remove_work, remove_slot_worker); queue_work(dummyphp_wq, &dslot->remove_work); - /* blow away this sysfs entry and other parts. */ - remove_slot(dslot); - pci_dev_put(dev); } return 0; diff --git a/drivers/pci/hotplug/pciehp_hpc.c b/drivers/pci/hotplug/pciehp_hpc.c index ab31f5ba665d..9d934ddee956 100644 --- a/drivers/pci/hotplug/pciehp_hpc.c +++ b/drivers/pci/hotplug/pciehp_hpc.c @@ -258,7 +258,7 @@ static int pcie_poll_cmd(struct controller *ctrl) return 1; } } - while (timeout > 1000) { + while (timeout > 0) { msleep(10); timeout -= 10; if (!pciehp_readw(ctrl, SLOTSTATUS, &slot_status)) { diff --git a/drivers/pci/intel-iommu.c b/drivers/pci/intel-iommu.c index 8d0e60ac849c..c3edcdc08e72 100644 --- a/drivers/pci/intel-iommu.c +++ b/drivers/pci/intel-iommu.c @@ -2348,11 +2348,34 @@ static void __init iommu_exit_mempool(void) } +static int blacklist_iommu(const struct dmi_system_id *id) +{ + printk(KERN_INFO "%s detected; disabling IOMMU\n", + id->ident); + dmar_disabled = 1; + return 0; +} + +static struct dmi_system_id __initdata intel_iommu_dmi_table[] = { + { /* Some DG33BU BIOS revisions advertised non-existent VT-d */ + .callback = blacklist_iommu, + .ident = "Intel DG33BU", + { DMI_MATCH(DMI_BOARD_VENDOR, "Intel Corporation"), + DMI_MATCH(DMI_BOARD_NAME, "DG33BU"), + } + }, + { } +}; + + void __init detect_intel_iommu(void) { if (swiotlb || no_iommu || iommu_detected || dmar_disabled) return; if (early_dmar_detect()) { + dmi_check_system(intel_iommu_dmi_table); + if (dmar_disabled) + return; iommu_detected = 1; } } diff --git a/drivers/pci/pcie/aspm.c b/drivers/pci/pcie/aspm.c index 9a7c9e1408a4..851f5b83cdbc 100644 --- a/drivers/pci/pcie/aspm.c +++ b/drivers/pci/pcie/aspm.c @@ -527,7 +527,7 @@ static int pcie_aspm_sanity_check(struct pci_dev *pdev) */ pci_read_config_dword(child_dev, child_pos + PCI_EXP_DEVCAP, ®32); - if (!(reg32 & PCI_EXP_DEVCAP_RBER && !aspm_force)) { + if (!(reg32 & PCI_EXP_DEVCAP_RBER) && !aspm_force) { printk("Pre-1.1 PCIe device detected, " "disable ASPM for %s. It can be enabled forcedly" " with 'pcie_aspm=force'\n", pci_name(pdev)); diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c index cce2f4cb1fbf..36698e57b97f 100644 --- a/drivers/pci/probe.c +++ b/drivers/pci/probe.c @@ -304,6 +304,9 @@ static int __pci_read_base(struct pci_dev *dev, enum pci_bar_type type, } else { res->start = l64; res->end = l64 + sz64; + printk(KERN_DEBUG "PCI: %s reg %x 64bit mmio: [%llx, %llx]\n", + pci_name(dev), pos, (unsigned long long)res->start, + (unsigned long long)res->end); } } else { sz = pci_size(l, sz, mask); @@ -313,6 +316,9 @@ static int __pci_read_base(struct pci_dev *dev, enum pci_bar_type type, res->start = l; res->end = l + sz; + printk(KERN_DEBUG "PCI: %s reg %x %s: [%llx, %llx]\n", pci_name(dev), + pos, (res->flags & IORESOURCE_IO) ? "io port":"32bit mmio", + (unsigned long long)res->start, (unsigned long long)res->end); } out: @@ -383,7 +389,9 @@ void __devinit pci_read_bridge_bases(struct pci_bus *child) res->start = base; if (!res->end) res->end = limit + 0xfff; - printk(KERN_INFO "PCI: bridge %s io port: [%llx, %llx]\n", pci_name(dev), res->start, res->end); + printk(KERN_DEBUG "PCI: bridge %s io port: [%llx, %llx]\n", + pci_name(dev), (unsigned long long) res->start, + (unsigned long long) res->end); } res = child->resource[1]; @@ -395,7 +403,9 @@ void __devinit pci_read_bridge_bases(struct pci_bus *child) res->flags = (mem_base_lo & PCI_MEMORY_RANGE_TYPE_MASK) | IORESOURCE_MEM; res->start = base; res->end = limit + 0xfffff; - printk(KERN_INFO "PCI: bridge %s 32bit mmio: [%llx, %llx]\n", pci_name(dev), res->start, res->end); + printk(KERN_DEBUG "PCI: bridge %s 32bit mmio: [%llx, %llx]\n", + pci_name(dev), (unsigned long long) res->start, + (unsigned long long) res->end); } res = child->resource[2]; @@ -431,7 +441,9 @@ void __devinit pci_read_bridge_bases(struct pci_bus *child) res->flags = (mem_base_lo & PCI_MEMORY_RANGE_TYPE_MASK) | IORESOURCE_MEM | IORESOURCE_PREFETCH; res->start = base; res->end = limit + 0xfffff; - printk(KERN_INFO "PCI: bridge %s %sbit mmio pref: [%llx, %llx]\n", pci_name(dev), (res->flags & PCI_PREF_RANGE_TYPE_64)?"64":"32",res->start, res->end); + printk(KERN_DEBUG "PCI: bridge %s %sbit mmio pref: [%llx, %llx]\n", + pci_name(dev), (res->flags & PCI_PREF_RANGE_TYPE_64) ? "64" : "32", + (unsigned long long) res->start, (unsigned long long) res->end); } } diff --git a/drivers/pci/search.c b/drivers/pci/search.c index 3b3b5f178797..4edfc4731bd4 100644 --- a/drivers/pci/search.c +++ b/drivers/pci/search.c @@ -162,7 +162,7 @@ EXPORT_SYMBOL(pci_find_slot); * time. */ struct pci_dev *pci_find_device(unsigned int vendor, unsigned int device, - const struct pci_dev *from) + struct pci_dev *from) { struct pci_dev *pdev; @@ -263,7 +263,7 @@ static int match_pci_dev_by_id(struct device *dev, void *data) * this file. */ static struct pci_dev *pci_get_dev_by_id(const struct pci_device_id *id, - const struct pci_dev *from) + struct pci_dev *from) { struct device *dev; struct device *dev_start = NULL; @@ -303,7 +303,7 @@ static struct pci_dev *pci_get_dev_by_id(const struct pci_device_id *id, */ struct pci_dev *pci_get_subsys(unsigned int vendor, unsigned int device, unsigned int ss_vendor, unsigned int ss_device, - const struct pci_dev *from) + struct pci_dev *from) { struct pci_dev *pdev; struct pci_device_id *id; diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c index 1aad599816f7..3abbfad9ddab 100644 --- a/drivers/pci/setup-bus.c +++ b/drivers/pci/setup-bus.c @@ -540,7 +540,11 @@ static void pci_bus_dump_res(struct pci_bus *bus) if (!res) continue; - printk(KERN_INFO "bus: %02x index %x %s: [%llx, %llx]\n", bus->number, i, (res->flags & IORESOURCE_IO)? "io port":"mmio", res->start, res->end); + printk(KERN_INFO "bus: %02x index %x %s: [%llx, %llx]\n", + bus->number, i, + (res->flags & IORESOURCE_IO) ? "io port" : "mmio", + (unsigned long long) res->start, + (unsigned long long) res->end); } } diff --git a/drivers/pcmcia/ds.c b/drivers/pcmcia/ds.c index 4174d9656e35..34c83d3ca0fa 100644 --- a/drivers/pcmcia/ds.c +++ b/drivers/pcmcia/ds.c @@ -427,6 +427,18 @@ static int pcmcia_device_probe(struct device * dev) p_drv = to_pcmcia_drv(dev->driver); s = p_dev->socket; + /* The PCMCIA code passes the match data in via dev->driver_data + * which is an ugly hack. Once the driver probe is called it may + * and often will overwrite the match data so we must save it first + * + * handle pseudo multifunction devices: + * there are at most two pseudo multifunction devices. + * if we're matching against the first, schedule a + * call which will then check whether there are two + * pseudo devices, and if not, add the second one. + */ + did = p_dev->dev.driver_data; + ds_dbg(1, "trying to bind %s to %s\n", p_dev->dev.bus_id, p_drv->drv.name); @@ -455,21 +467,14 @@ static int pcmcia_device_probe(struct device * dev) goto put_module; } - /* handle pseudo multifunction devices: - * there are at most two pseudo multifunction devices. - * if we're matching against the first, schedule a - * call which will then check whether there are two - * pseudo devices, and if not, add the second one. - */ - did = p_dev->dev.driver_data; if (did && (did->match_flags & PCMCIA_DEV_ID_MATCH_DEVICE_NO) && (p_dev->socket->device_count == 1) && (p_dev->device_no == 0)) pcmcia_add_device_later(p_dev->socket, 0); - put_module: +put_module: if (ret) module_put(p_drv->owner); - put_dev: +put_dev: if (ret) put_device(dev); return (ret); diff --git a/drivers/pcmcia/soc_common.c b/drivers/pcmcia/soc_common.c index c48f3f69bdaf..da3972153226 100644 --- a/drivers/pcmcia/soc_common.c +++ b/drivers/pcmcia/soc_common.c @@ -748,7 +748,9 @@ int soc_common_drv_pcmcia_probe(struct device *dev, struct pcmcia_low_level *ops add_timer(&skt->poll_timer); - device_create_file(&skt->socket.dev, &dev_attr_status); + ret = device_create_file(&skt->socket.dev, &dev_attr_status); + if (ret) + goto out_err_8; } dev_set_drvdata(dev, sinfo); @@ -758,6 +760,8 @@ int soc_common_drv_pcmcia_probe(struct device *dev, struct pcmcia_low_level *ops do { skt = &sinfo->skt[i]; + device_remove_file(&skt->socket.dev, &dev_attr_status); + out_err_8: del_timer_sync(&skt->poll_timer); pcmcia_unregister_socket(&skt->socket); diff --git a/drivers/s390/cio/ccwgroup.c b/drivers/s390/cio/ccwgroup.c index e0ce65fca4e7..9a50f245774b 100644 --- a/drivers/s390/cio/ccwgroup.c +++ b/drivers/s390/cio/ccwgroup.c @@ -113,7 +113,8 @@ ccwgroup_release (struct device *dev) for (i = 0; i < gdev->count; i++) { if (gdev->cdev[i]) { - dev_set_drvdata(&gdev->cdev[i]->dev, NULL); + if (dev_get_drvdata(&gdev->cdev[i]->dev) == gdev) + dev_set_drvdata(&gdev->cdev[i]->dev, NULL); put_device(&gdev->cdev[i]->dev); } } @@ -296,6 +297,7 @@ error: if (dev_get_drvdata(&gdev->cdev[i]->dev) == gdev) dev_set_drvdata(&gdev->cdev[i]->dev, NULL); put_device(&gdev->cdev[i]->dev); + gdev->cdev[i] = NULL; } mutex_unlock(&gdev->reg_mutex); put_device(&gdev->dev); diff --git a/drivers/s390/cio/cio.c b/drivers/s390/cio/cio.c index 5954b905e3ca..326f4cc7f92c 100644 --- a/drivers/s390/cio/cio.c +++ b/drivers/s390/cio/cio.c @@ -174,6 +174,7 @@ cio_start_key (struct subchannel *sch, /* subchannel structure */ CIO_TRACE_EVENT(4, sch->dev.bus_id); orb = &to_io_private(sch)->orb; + memset(orb, 0, sizeof(union orb)); /* sch is always under 2G. */ orb->cmd.intparm = (u32)(addr_t)sch; orb->cmd.fmt = 1; diff --git a/drivers/serial/atmel_serial.c b/drivers/serial/atmel_serial.c index 3a6da80b081c..61fb8b6d19af 100644 --- a/drivers/serial/atmel_serial.c +++ b/drivers/serial/atmel_serial.c @@ -131,7 +131,8 @@ struct atmel_uart_char { struct atmel_uart_port { struct uart_port uart; /* uart */ struct clk *clk; /* uart clock */ - unsigned short suspended; /* is port suspended? */ + int may_wakeup; /* cached value of device_may_wakeup for times we need to disable it */ + u32 backup_imr; /* IMR saved during suspend */ int break_active; /* break being received */ short use_dma_rx; /* enable PDC receiver */ @@ -984,8 +985,15 @@ static void atmel_serial_pm(struct uart_port *port, unsigned int state, * This is called on uart_open() or a resume event. */ clk_enable(atmel_port->clk); + + /* re-enable interrupts if we disabled some on suspend */ + UART_PUT_IER(port, atmel_port->backup_imr); break; case 3: + /* Back up the interrupt mask and disable all interrupts */ + atmel_port->backup_imr = UART_GET_IMR(port); + UART_PUT_IDR(port, -1); + /* * Disable the peripheral clock for this serial port. * This is called on uart_close() or a suspend event. @@ -1475,13 +1483,12 @@ static int atmel_serial_suspend(struct platform_device *pdev, cpu_relax(); } - if (device_may_wakeup(&pdev->dev) - && !atmel_serial_clk_will_stop()) - enable_irq_wake(port->irq); - else { - uart_suspend_port(&atmel_uart, port); - atmel_port->suspended = 1; - } + /* we can not wake up if we're running on slow clock */ + atmel_port->may_wakeup = device_may_wakeup(&pdev->dev); + if (atmel_serial_clk_will_stop()) + device_set_wakeup_enable(&pdev->dev, 0); + + uart_suspend_port(&atmel_uart, port); return 0; } @@ -1491,11 +1498,8 @@ static int atmel_serial_resume(struct platform_device *pdev) struct uart_port *port = platform_get_drvdata(pdev); struct atmel_uart_port *atmel_port = to_atmel_uart_port(port); - if (atmel_port->suspended) { - uart_resume_port(&atmel_uart, port); - atmel_port->suspended = 0; - } else - disable_irq_wake(port->irq); + uart_resume_port(&atmel_uart, port); + device_set_wakeup_enable(&pdev->dev, atmel_port->may_wakeup); return 0; } @@ -1513,6 +1517,8 @@ static int __devinit atmel_serial_probe(struct platform_device *pdev) BUILD_BUG_ON(!is_power_of_2(ATMEL_SERIAL_RINGSIZE)); port = &atmel_ports[pdev->id]; + port->backup_imr = 0; + atmel_init_port(port, pdev); if (!atmel_use_dma_rx(&port->uart)) { diff --git a/drivers/serial/imx.c b/drivers/serial/imx.c index 6a29f9330a73..3f90f1bbbbcd 100644 --- a/drivers/serial/imx.c +++ b/drivers/serial/imx.c @@ -127,8 +127,13 @@ #define UCR3_RXDSEN (1<<6) /* Receive status interrupt enable */ #define UCR3_AIRINTEN (1<<5) /* Async IR wake interrupt enable */ #define UCR3_AWAKEN (1<<4) /* Async wake interrupt enable */ -#define UCR3_REF25 (1<<3) /* Ref freq 25 MHz */ -#define UCR3_REF30 (1<<2) /* Ref Freq 30 MHz */ +#ifdef CONFIG_ARCH_IMX +#define UCR3_REF25 (1<<3) /* Ref freq 25 MHz, only on mx1 */ +#define UCR3_REF30 (1<<2) /* Ref Freq 30 MHz, only on mx1 */ +#endif +#if defined CONFIG_ARCH_MX2 || defined CONFIG_ARCH_MX3 +#define UCR3_RXDMUXSEL (1<<2) /* RXD Muxed Input Select, on mx2/mx3 */ +#endif #define UCR3_INVT (1<<1) /* Inverted Infrared transmission */ #define UCR3_BPEN (1<<0) /* Preset registers enable */ #define UCR4_CTSTL_32 (32<<10) /* CTS trigger level (32 chars) */ @@ -445,7 +450,7 @@ static irqreturn_t imx_int(int irq, void *dev_id) readl(sport->port.membase + UCR1) & UCR1_TXMPTYEN) imx_txint(irq, dev_id); - if (sts & USR1_RTSS) + if (sts & USR1_RTSD) imx_rtsint(irq, dev_id); return IRQ_HANDLED; @@ -598,6 +603,12 @@ static int imx_startup(struct uart_port *port) temp |= (UCR2_RXEN | UCR2_TXEN); writel(temp, sport->port.membase + UCR2); +#if defined CONFIG_ARCH_MX2 || defined CONFIG_ARCH_MX3 + temp = readl(sport->port.membase + UCR3); + temp |= UCR3_RXDMUXSEL; + writel(temp, sport->port.membase + UCR3); +#endif + /* * Enable modem status interrupts */ @@ -1133,13 +1144,19 @@ static int serial_imx_probe(struct platform_device *pdev) if(pdata && (pdata->flags & IMXUART_HAVE_RTSCTS)) sport->have_rtscts = 1; - if (pdata->init) - pdata->init(pdev); + if (pdata->init) { + ret = pdata->init(pdev); + if (ret) + goto clkput; + } uart_add_one_port(&imx_reg, &sport->port); platform_set_drvdata(pdev, &sport->port); return 0; +clkput: + clk_put(sport->clk); + clk_disable(sport->clk); unmap: iounmap(sport->port.membase); free: diff --git a/drivers/spi/pxa2xx_spi.c b/drivers/spi/pxa2xx_spi.c index 34c7c9875681..0e53354c1cfe 100644 --- a/drivers/spi/pxa2xx_spi.c +++ b/drivers/spi/pxa2xx_spi.c @@ -47,9 +47,10 @@ MODULE_ALIAS("platform:pxa2xx-spi"); #define MAX_BUSES 3 -#define DMA_INT_MASK (DCSR_ENDINTR | DCSR_STARTINTR | DCSR_BUSERR) -#define RESET_DMA_CHANNEL (DCSR_NODESC | DMA_INT_MASK) -#define IS_DMA_ALIGNED(x) (((u32)(x)&0x07)==0) +#define DMA_INT_MASK (DCSR_ENDINTR | DCSR_STARTINTR | DCSR_BUSERR) +#define RESET_DMA_CHANNEL (DCSR_NODESC | DMA_INT_MASK) +#define IS_DMA_ALIGNED(x) (((x) & 0x07) == 0) +#define MAX_DMA_LEN 8191 /* * for testing SSCR1 changes that require SSP restart, basically @@ -144,7 +145,6 @@ struct driver_data { size_t tx_map_len; u8 n_bytes; u32 dma_width; - int cs_change; int (*write)(struct driver_data *drv_data); int (*read)(struct driver_data *drv_data); irqreturn_t (*transfer_handler)(struct driver_data *drv_data); @@ -406,8 +406,45 @@ static void giveback(struct driver_data *drv_data) struct spi_transfer, transfer_list); + /* Delay if requested before any change in chip select */ + if (last_transfer->delay_usecs) + udelay(last_transfer->delay_usecs); + + /* Drop chip select UNLESS cs_change is true or we are returning + * a message with an error, or next message is for another chip + */ if (!last_transfer->cs_change) drv_data->cs_control(PXA2XX_CS_DEASSERT); + else { + struct spi_message *next_msg; + + /* Holding of cs was hinted, but we need to make sure + * the next message is for the same chip. Don't waste + * time with the following tests unless this was hinted. + * + * We cannot postpone this until pump_messages, because + * after calling msg->complete (below) the driver that + * sent the current message could be unloaded, which + * could invalidate the cs_control() callback... + */ + + /* get a pointer to the next message, if any */ + spin_lock_irqsave(&drv_data->lock, flags); + if (list_empty(&drv_data->queue)) + next_msg = NULL; + else + next_msg = list_entry(drv_data->queue.next, + struct spi_message, queue); + spin_unlock_irqrestore(&drv_data->lock, flags); + + /* see if the next and current messages point + * to the same chip + */ + if (next_msg && next_msg->spi != msg->spi) + next_msg = NULL; + if (!next_msg || msg->state == ERROR_STATE) + drv_data->cs_control(PXA2XX_CS_DEASSERT); + } msg->state = NULL; if (msg->complete) @@ -490,10 +527,9 @@ static void dma_transfer_complete(struct driver_data *drv_data) msg->actual_length += drv_data->len - (drv_data->rx_end - drv_data->rx); - /* Release chip select if requested, transfer delays are - * handled in pump_transfers */ - if (drv_data->cs_change) - drv_data->cs_control(PXA2XX_CS_DEASSERT); + /* Transfer delays and chip select release are + * handled in pump_transfers or giveback + */ /* Move to next transfer */ msg->state = next_transfer(drv_data); @@ -602,10 +638,9 @@ static void int_transfer_complete(struct driver_data *drv_data) drv_data->cur_msg->actual_length += drv_data->len - (drv_data->rx_end - drv_data->rx); - /* Release chip select if requested, transfer delays are - * handled in pump_transfers */ - if (drv_data->cs_change) - drv_data->cs_control(PXA2XX_CS_DEASSERT); + /* Transfer delays and chip select release are + * handled in pump_transfers or giveback + */ /* Move to next transfer */ drv_data->cur_msg->state = next_transfer(drv_data); @@ -840,23 +875,40 @@ static void pump_transfers(unsigned long data) return; } - /* Delay if requested at end of transfer*/ + /* Delay if requested at end of transfer before CS change */ if (message->state == RUNNING_STATE) { previous = list_entry(transfer->transfer_list.prev, struct spi_transfer, transfer_list); if (previous->delay_usecs) udelay(previous->delay_usecs); + + /* Drop chip select only if cs_change is requested */ + if (previous->cs_change) + drv_data->cs_control(PXA2XX_CS_DEASSERT); } - /* Check transfer length */ - if (transfer->len > 8191) - { - dev_warn(&drv_data->pdev->dev, "pump_transfers: transfer " - "length greater than 8191\n"); - message->status = -EINVAL; - giveback(drv_data); - return; + /* Check for transfers that need multiple DMA segments */ + if (transfer->len > MAX_DMA_LEN && chip->enable_dma) { + + /* reject already-mapped transfers; PIO won't always work */ + if (message->is_dma_mapped + || transfer->rx_dma || transfer->tx_dma) { + dev_err(&drv_data->pdev->dev, + "pump_transfers: mapped transfer length " + "of %lu is greater than %d\n", + transfer->len, MAX_DMA_LEN); + message->status = -EINVAL; + giveback(drv_data); + return; + } + + /* warn ... we force this to PIO mode */ + if (printk_ratelimit()) + dev_warn(&message->spi->dev, "pump_transfers: " + "DMA disabled for transfer length %ld " + "greater than %d\n", + (long)drv_data->len, MAX_DMA_LEN); } /* Setup the transfer state based on the type of transfer */ @@ -878,7 +930,6 @@ static void pump_transfers(unsigned long data) drv_data->len = transfer->len & DCMD_LENGTH; drv_data->write = drv_data->tx ? chip->write : null_writer; drv_data->read = drv_data->rx ? chip->read : null_reader; - drv_data->cs_change = transfer->cs_change; /* Change speed and bit per word on a per transfer */ cr0 = chip->cr0; @@ -925,7 +976,7 @@ static void pump_transfers(unsigned long data) &dma_thresh)) if (printk_ratelimit()) dev_warn(&message->spi->dev, - "pump_transfer: " + "pump_transfers: " "DMA burst size reduced to " "match bits_per_word\n"); } @@ -939,8 +990,23 @@ static void pump_transfers(unsigned long data) message->state = RUNNING_STATE; - /* Try to map dma buffer and do a dma transfer if successful */ - if ((drv_data->dma_mapped = map_dma_buffers(drv_data))) { + /* Try to map dma buffer and do a dma transfer if successful, but + * only if the length is non-zero and less than MAX_DMA_LEN. + * + * Zero-length non-descriptor DMA is illegal on PXA2xx; force use + * of PIO instead. Care is needed above because the transfer may + * have have been passed with buffers that are already dma mapped. + * A zero-length transfer in PIO mode will not try to write/read + * to/from the buffers + * + * REVISIT large transfers are exactly where we most want to be + * using DMA. If this happens much, split those transfers into + * multiple DMA segments rather than forcing PIO. + */ + drv_data->dma_mapped = 0; + if (drv_data->len > 0 && drv_data->len <= MAX_DMA_LEN) + drv_data->dma_mapped = map_dma_buffers(drv_data); + if (drv_data->dma_mapped) { /* Ensure we have the correct interrupt handler */ drv_data->transfer_handler = dma_transfer; diff --git a/drivers/spi/spi_mpc83xx.c b/drivers/spi/spi_mpc83xx.c index 070c6219e2d6..ac0e3e4b3c54 100644 --- a/drivers/spi/spi_mpc83xx.c +++ b/drivers/spi/spi_mpc83xx.c @@ -267,16 +267,13 @@ int mpc83xx_spi_setup_transfer(struct spi_device *spi, struct spi_transfer *t) cs->hw_mode |= SPMODE_LEN(bits_per_word); if ((mpc83xx_spi->spibrg / hz) > 64) { + cs->hw_mode |= SPMODE_DIV16; pm = mpc83xx_spi->spibrg / (hz * 64); if (pm > 16) { - cs->hw_mode |= SPMODE_DIV16; - pm /= 16; - if (pm > 16) { - dev_err(&spi->dev, "Requested speed is too " - "low: %d Hz. Will use %d Hz instead.\n", - hz, mpc83xx_spi->spibrg / 1024); - pm = 16; - } + dev_err(&spi->dev, "Requested speed is too " + "low: %d Hz. Will use %d Hz instead.\n", + hz, mpc83xx_spi->spibrg / 1024); + pm = 16; } } else pm = mpc83xx_spi->spibrg / (hz * 4); @@ -315,11 +312,20 @@ static int mpc83xx_spi_bufs(struct spi_device *spi, struct spi_transfer *t) if (t->bits_per_word) bits_per_word = t->bits_per_word; len = t->len; - if (bits_per_word > 8) + if (bits_per_word > 8) { + /* invalid length? */ + if (len & 1) + return -EINVAL; len /= 2; - if (bits_per_word > 16) + } + if (bits_per_word > 16) { + /* invalid length? */ + if (len & 1) + return -EINVAL; len /= 2; + } mpc83xx_spi->count = len; + INIT_COMPLETION(mpc83xx_spi->done); /* enable rx ints */ diff --git a/drivers/spi/spi_s3c24xx.c b/drivers/spi/spi_s3c24xx.c index 98abc73c1a1d..3eb414b84a9d 100644 --- a/drivers/spi/spi_s3c24xx.c +++ b/drivers/spi/spi_s3c24xx.c @@ -430,7 +430,7 @@ static int s3c24xx_spi_resume(struct platform_device *pdev) #endif MODULE_ALIAS("platform:s3c2410-spi"); -static struct platform_driver s3c24xx_spidrv = { +static struct platform_driver s3c24xx_spi_driver = { .remove = __exit_p(s3c24xx_spi_remove), .suspend = s3c24xx_spi_suspend, .resume = s3c24xx_spi_resume, @@ -442,12 +442,12 @@ static struct platform_driver s3c24xx_spidrv = { static int __init s3c24xx_spi_init(void) { - return platform_driver_probe(&s3c24xx_spidrv, s3c24xx_spi_probe); + return platform_driver_probe(&s3c24xx_spi_driver, s3c24xx_spi_probe); } static void __exit s3c24xx_spi_exit(void) { - platform_driver_unregister(&s3c24xx_spidrv); + platform_driver_unregister(&s3c24xx_spi_driver); } module_init(s3c24xx_spi_init); diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c index 8abd4e59bf4a..8ab389dca2b9 100644 --- a/drivers/usb/core/hcd.c +++ b/drivers/usb/core/hcd.c @@ -1876,7 +1876,8 @@ int usb_add_hcd(struct usb_hcd *hcd, * with IRQF_SHARED. As usb_hcd_irq() will always disable * interrupts we can remove it here. */ - irqflags &= ~IRQF_DISABLED; + if (irqflags & IRQF_SHARED) + irqflags &= ~IRQF_DISABLED; snprintf(hcd->irq_descr, sizeof(hcd->irq_descr), "%s:usb%d", hcd->driver->description, hcd->self.busnum); diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c index 6a5cb018383d..d99963873e37 100644 --- a/drivers/usb/core/hub.c +++ b/drivers/usb/core/hub.c @@ -2683,35 +2683,17 @@ static void hub_port_connect_change(struct usb_hub *hub, int port1, USB_PORT_STAT_C_ENABLE); #endif - /* Try to use the debounce delay for protection against - * port-enable changes caused, for example, by EMI. - */ - if (portchange & (USB_PORT_STAT_C_CONNECTION | - USB_PORT_STAT_C_ENABLE)) { - status = hub_port_debounce(hub, port1); - if (status < 0) { - if (printk_ratelimit()) - dev_err (hub_dev, "connect-debounce failed, " - "port %d disabled\n", port1); - portstatus &= ~USB_PORT_STAT_CONNECTION; - } else { - portstatus = status; - } - } - /* Try to resuscitate an existing device */ udev = hdev->children[port1-1]; if ((portstatus & USB_PORT_STAT_CONNECTION) && udev && udev->state != USB_STATE_NOTATTACHED) { - usb_lock_device(udev); if (portstatus & USB_PORT_STAT_ENABLE) { status = 0; /* Nothing to do */ - } else if (!udev->persist_enabled) { - status = -ENODEV; /* Mustn't resuscitate */ #ifdef CONFIG_USB_SUSPEND - } else if (udev->state == USB_STATE_SUSPENDED) { + } else if (udev->state == USB_STATE_SUSPENDED && + udev->persist_enabled) { /* For a suspended device, treat this as a * remote wakeup event. */ @@ -2726,7 +2708,7 @@ static void hub_port_connect_change(struct usb_hub *hub, int port1, #endif } else { - status = usb_reset_device(udev); + status = -ENODEV; /* Don't resuscitate */ } usb_unlock_device(udev); @@ -2741,6 +2723,19 @@ static void hub_port_connect_change(struct usb_hub *hub, int port1, usb_disconnect(&hdev->children[port1-1]); clear_bit(port1, hub->change_bits); + if (portchange & (USB_PORT_STAT_C_CONNECTION | + USB_PORT_STAT_C_ENABLE)) { + status = hub_port_debounce(hub, port1); + if (status < 0) { + if (printk_ratelimit()) + dev_err(hub_dev, "connect-debounce failed, " + "port %d disabled\n", port1); + portstatus &= ~USB_PORT_STAT_CONNECTION; + } else { + portstatus = status; + } + } + /* Return now if debouncing failed or nothing is connected */ if (!(portstatus & USB_PORT_STAT_CONNECTION)) { @@ -2748,7 +2743,7 @@ static void hub_port_connect_change(struct usb_hub *hub, int port1, if ((wHubCharacteristics & HUB_CHAR_LPSM) < 2 && !(portstatus & (1 << USB_PORT_FEAT_POWER))) set_port_feature(hdev, port1, USB_PORT_FEAT_POWER); - + if (portstatus & USB_PORT_STAT_ENABLE) goto done; return; diff --git a/drivers/usb/gadget/fsl_usb2_udc.c b/drivers/usb/gadget/fsl_usb2_udc.c index 1cfccf102a2d..45ad556169f1 100644 --- a/drivers/usb/gadget/fsl_usb2_udc.c +++ b/drivers/usb/gadget/fsl_usb2_udc.c @@ -223,7 +223,7 @@ static int dr_controller_setup(struct fsl_udc *udc) fsl_writel(tmp, &dr_regs->endpointlistaddr); VDBG("vir[qh_base] is %p phy[qh_base] is 0x%8x reg is 0x%8x", - (int)udc->ep_qh, (int)tmp, + udc->ep_qh, (int)tmp, fsl_readl(&dr_regs->endpointlistaddr)); /* Config PHY interface */ diff --git a/drivers/usb/gadget/omap_udc.c b/drivers/usb/gadget/omap_udc.c index 574c53831a05..bb54cca4c543 100644 --- a/drivers/usb/gadget/omap_udc.c +++ b/drivers/usb/gadget/omap_udc.c @@ -787,7 +787,7 @@ static void dma_channel_claim(struct omap_ep *ep, unsigned channel) omap_set_dma_dest_params(ep->lch, OMAP_DMA_PORT_TIPB, OMAP_DMA_AMODE_CONSTANT, - (unsigned long) io_v2p(UDC_DATA_DMA), + UDC_DATA_DMA, 0, 0); } } else { @@ -804,7 +804,7 @@ static void dma_channel_claim(struct omap_ep *ep, unsigned channel) omap_set_dma_src_params(ep->lch, OMAP_DMA_PORT_TIPB, OMAP_DMA_AMODE_CONSTANT, - (unsigned long) io_v2p(UDC_DATA_DMA), + UDC_DATA_DMA, 0, 0); /* EMIFF or SDRC */ omap_set_dma_dest_burst_mode(ep->lch, diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c index d9d53f289caf..8409e0705d63 100644 --- a/drivers/usb/host/ehci-hcd.c +++ b/drivers/usb/host/ehci-hcd.c @@ -145,16 +145,6 @@ static int handshake (struct ehci_hcd *ehci, void __iomem *ptr, return -ETIMEDOUT; } -static int handshake_on_error_set_halt(struct ehci_hcd *ehci, void __iomem *ptr, - u32 mask, u32 done, int usec) -{ - int error = handshake(ehci, ptr, mask, done, usec); - if (error) - ehci_to_hcd(ehci)->state = HC_STATE_HALT; - - return error; -} - /* force HC to halt state from unknown (EHCI spec section 2.3) */ static int ehci_halt (struct ehci_hcd *ehci) { @@ -173,6 +163,22 @@ static int ehci_halt (struct ehci_hcd *ehci) STS_HALT, STS_HALT, 16 * 125); } +static int handshake_on_error_set_halt(struct ehci_hcd *ehci, void __iomem *ptr, + u32 mask, u32 done, int usec) +{ + int error; + + error = handshake(ehci, ptr, mask, done, usec); + if (error) { + ehci_halt(ehci); + ehci_to_hcd(ehci)->state = HC_STATE_HALT; + ehci_err(ehci, "force halt; handhake %p %08x %08x -> %d\n", + ptr, mask, done, error); + } + + return error; +} + /* put TDI/ARC silicon into EHCI mode */ static void tdi_reset (struct ehci_hcd *ehci) { diff --git a/drivers/usb/host/ehci-sched.c b/drivers/usb/host/ehci-sched.c index b7853c8bac0f..4a0c5a78b2ed 100644 --- a/drivers/usb/host/ehci-sched.c +++ b/drivers/usb/host/ehci-sched.c @@ -437,6 +437,9 @@ static int enable_periodic (struct ehci_hcd *ehci) u32 cmd; int status; + if (ehci->periodic_sched++) + return 0; + /* did clearing PSE did take effect yet? * takes effect only at frame boundaries... */ @@ -461,6 +464,9 @@ static int disable_periodic (struct ehci_hcd *ehci) u32 cmd; int status; + if (--ehci->periodic_sched) + return 0; + /* did setting PSE not take effect yet? * takes effect only at frame boundaries... */ @@ -544,13 +550,10 @@ static int qh_link_periodic (struct ehci_hcd *ehci, struct ehci_qh *qh) : (qh->usecs * 8); /* maybe enable periodic schedule processing */ - if (!ehci->periodic_sched++) - return enable_periodic (ehci); - - return 0; + return enable_periodic(ehci); } -static void qh_unlink_periodic (struct ehci_hcd *ehci, struct ehci_qh *qh) +static int qh_unlink_periodic(struct ehci_hcd *ehci, struct ehci_qh *qh) { unsigned i; unsigned period; @@ -586,9 +589,7 @@ static void qh_unlink_periodic (struct ehci_hcd *ehci, struct ehci_qh *qh) qh_put (qh); /* maybe turn off periodic schedule */ - ehci->periodic_sched--; - if (!ehci->periodic_sched) - (void) disable_periodic (ehci); + return disable_periodic(ehci); } static void intr_deschedule (struct ehci_hcd *ehci, struct ehci_qh *qh) @@ -1562,9 +1563,7 @@ itd_link_urb ( urb->hcpriv = NULL; timer_action (ehci, TIMER_IO_WATCHDOG); - if (unlikely (!ehci->periodic_sched++)) - return enable_periodic (ehci); - return 0; + return enable_periodic(ehci); } #define ISO_ERRS (EHCI_ISOC_BUF_ERR | EHCI_ISOC_BABBLE | EHCI_ISOC_XACTERR) @@ -1642,7 +1641,7 @@ itd_complete ( ehci_urb_done(ehci, urb, 0); retval = true; urb = NULL; - ehci->periodic_sched--; + (void) disable_periodic(ehci); ehci_to_hcd(ehci)->self.bandwidth_isoc_reqs--; if (unlikely (list_empty (&stream->td_list))) { @@ -1951,9 +1950,7 @@ sitd_link_urb ( urb->hcpriv = NULL; timer_action (ehci, TIMER_IO_WATCHDOG); - if (!ehci->periodic_sched++) - return enable_periodic (ehci); - return 0; + return enable_periodic(ehci); } /*-------------------------------------------------------------------------*/ @@ -2019,7 +2016,7 @@ sitd_complete ( ehci_urb_done(ehci, urb, 0); retval = true; urb = NULL; - ehci->periodic_sched--; + (void) disable_periodic(ehci); ehci_to_hcd(ehci)->self.bandwidth_isoc_reqs--; if (list_empty (&stream->td_list)) { @@ -2243,8 +2240,7 @@ restart: if (unlikely (modified)) { if (likely(ehci->periodic_sched > 0)) goto restart; - /* maybe we can short-circuit this scan! */ - disable_periodic(ehci); + /* short-circuit this scan */ now_uframe = clock; break; } diff --git a/drivers/usb/musb/Kconfig b/drivers/usb/musb/Kconfig index a0017486ad4e..58b2b8fc9439 100644 --- a/drivers/usb/musb/Kconfig +++ b/drivers/usb/musb/Kconfig @@ -9,6 +9,7 @@ comment "Enable Host or Gadget support to see Inventra options" # (M)HDRC = (Multipoint) Highspeed Dual-Role Controller config USB_MUSB_HDRC depends on (USB || USB_GADGET) && HAVE_CLK + depends on !SUPERH select TWL4030_USB if MACH_OMAP_3430SDP tristate 'Inventra Highspeed Dual Role Controller (TI, ...)' help diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c index c5b8f0296fcf..128e949db47c 100644 --- a/drivers/usb/musb/musb_core.c +++ b/drivers/usb/musb/musb_core.c @@ -100,8 +100,8 @@ #include <linux/io.h> #ifdef CONFIG_ARM -#include <asm/arch/hardware.h> -#include <asm/arch/memory.h> +#include <mach/hardware.h> +#include <mach/memory.h> #include <asm/mach-types.h> #endif diff --git a/drivers/usb/musb/omap2430.c b/drivers/usb/musb/omap2430.c index 298b22e6ad0d..9d2dcb121c5e 100644 --- a/drivers/usb/musb/omap2430.c +++ b/drivers/usb/musb/omap2430.c @@ -35,8 +35,8 @@ #include <linux/io.h> #include <asm/mach-types.h> -#include <asm/arch/hardware.h> -#include <asm/arch/mux.h> +#include <mach/hardware.h> +#include <mach/mux.h> #include "musb_core.h" #include "omap2430.h" diff --git a/drivers/usb/musb/omap2430.h b/drivers/usb/musb/omap2430.h index 786a62071f72..dc7670718cd2 100644 --- a/drivers/usb/musb/omap2430.h +++ b/drivers/usb/musb/omap2430.h @@ -11,8 +11,8 @@ #define __MUSB_OMAP243X_H__ #if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3430) -#include <asm/arch/hardware.h> -#include <asm/arch/usb.h> +#include <mach/hardware.h> +#include <mach/usb.h> /* * OMAP2430-specific definitions diff --git a/drivers/usb/serial/cp2101.c b/drivers/usb/serial/cp2101.c index 442cba69cce5..1279553381e3 100644 --- a/drivers/usb/serial/cp2101.c +++ b/drivers/usb/serial/cp2101.c @@ -72,6 +72,7 @@ static struct usb_device_id id_table [] = { { USB_DEVICE(0x10C4, 0x80CA) }, /* Degree Controls Inc */ { USB_DEVICE(0x10C4, 0x80DD) }, /* Tracient RFID */ { USB_DEVICE(0x10C4, 0x80F6) }, /* Suunto sports instrument */ + { USB_DEVICE(0x10C4, 0x8115) }, /* Arygon NFC/Mifare Reader */ { USB_DEVICE(0x10C4, 0x813D) }, /* Burnside Telecom Deskmobile */ { USB_DEVICE(0x10C4, 0x814A) }, /* West Mountain Radio RIGblaster P&P */ { USB_DEVICE(0x10C4, 0x814B) }, /* West Mountain Radio RIGtalk */ @@ -83,6 +84,7 @@ static struct usb_device_id id_table [] = { { USB_DEVICE(0x10C4, 0x81E7) }, /* Aerocomm Radio */ { USB_DEVICE(0x10C4, 0x8218) }, /* Lipowsky Industrie Elektronik GmbH, HARP-1 */ { USB_DEVICE(0x10c4, 0x8293) }, /* Telegesys ETRX2USB */ + { USB_DEVICE(0x10C4, 0x8341) }, /* Siemens MC35PU GPRS Modem */ { USB_DEVICE(0x10C4, 0xEA60) }, /* Silicon Labs factory default */ { USB_DEVICE(0x10C4, 0xEA61) }, /* Silicon Labs factory default */ { USB_DEVICE(0x10C4, 0xF001) }, /* Elan Digital Systems USBscope50 */ @@ -93,6 +95,7 @@ static struct usb_device_id id_table [] = { { USB_DEVICE(0x13AD, 0x9999) }, /* Baltech card reader */ { USB_DEVICE(0x166A, 0x0303) }, /* Clipsal 5500PCU C-Bus USB interface */ { USB_DEVICE(0x16D6, 0x0001) }, /* Jablotron serial interface */ + { USB_DEVICE(0x18EF, 0xE00F) }, /* ELV USB-I2C-Interface */ { } /* Terminating Entry */ }; diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c index 984f6eff4c47..3dc93b542b30 100644 --- a/drivers/usb/serial/ftdi_sio.c +++ b/drivers/usb/serial/ftdi_sio.c @@ -654,6 +654,9 @@ static struct usb_device_id id_table_combined [] = { .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk }, { USB_DEVICE(RATOC_VENDOR_ID, RATOC_PRODUCT_ID_USB60F) }, { USB_DEVICE(FTDI_VID, FTDI_REU_TINY_PID) }, + { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO4x4_PID) }, + { USB_DEVICE(FTDI_VID, FTDI_DOMINTELL_DGQG_PID) }, + { USB_DEVICE(FTDI_VID, FTDI_DOMINTELL_DUSB_PID) }, { }, /* Optional parameter entry */ { } /* Terminating entry */ }; diff --git a/drivers/usb/serial/ftdi_sio.h b/drivers/usb/serial/ftdi_sio.h index 382265bba969..8a5b6df3a976 100644 --- a/drivers/usb/serial/ftdi_sio.h +++ b/drivers/usb/serial/ftdi_sio.h @@ -750,6 +750,7 @@ #define PAPOUCH_VID 0x5050 /* Vendor ID */ #define PAPOUCH_TMU_PID 0x0400 /* TMU USB Thermometer */ +#define PAPOUCH_QUIDO4x4_PID 0x0900 /* Quido 4/4 Module */ /* * ACG Identification Technologies GmbH products (http://www.acg.de/). @@ -838,6 +839,10 @@ /* Rig Expert Ukraine devices */ #define FTDI_REU_TINY_PID 0xED22 /* RigExpert Tiny */ +/* Domintell products http://www.domintell.com */ +#define FTDI_DOMINTELL_DGQG_PID 0xEF50 /* Master */ +#define FTDI_DOMINTELL_DUSB_PID 0xEF51 /* DUSB01 module */ + /* Commands */ #define FTDI_SIO_RESET 0 /* Reset the port */ #define FTDI_SIO_MODEM_CTRL 1 /* Set the modem control register */ diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c index 9f9cd36455f4..73f8277f88f2 100644 --- a/drivers/usb/serial/option.c +++ b/drivers/usb/serial/option.c @@ -218,6 +218,7 @@ static int option_send_setup(struct tty_struct *tty, struct usb_serial_port *po /* ZTE PRODUCTS */ #define ZTE_VENDOR_ID 0x19d2 #define ZTE_PRODUCT_MF628 0x0015 +#define ZTE_PRODUCT_CDMA_TECH 0xfffe static struct usb_device_id option_ids[] = { { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_COLT) }, @@ -347,6 +348,7 @@ static struct usb_device_id option_ids[] = { { USB_DEVICE(MAXON_VENDOR_ID, 0x6280) }, /* BP3-USB & BP3-EXT HSDPA */ { USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_UC864E) }, { USB_DEVICE(ZTE_VENDOR_ID, ZTE_PRODUCT_MF628) }, + { USB_DEVICE(ZTE_VENDOR_ID, ZTE_PRODUCT_CDMA_TECH) }, { } /* Terminating entry */ }; MODULE_DEVICE_TABLE(usb, option_ids); diff --git a/drivers/usb/serial/sierra.c b/drivers/usb/serial/sierra.c index 706033753adb..ea1a103c99be 100644 --- a/drivers/usb/serial/sierra.c +++ b/drivers/usb/serial/sierra.c @@ -14,7 +14,7 @@ Whom based his on the Keyspan driver by Hugh Blemings <hugh@blemings.org> */ -#define DRIVER_VERSION "v.1.2.13a" +#define DRIVER_VERSION "v.1.3.2" #define DRIVER_AUTHOR "Kevin Lloyd <klloyd@sierrawireless.com>" #define DRIVER_DESC "USB Driver for Sierra Wireless USB modems" @@ -30,9 +30,6 @@ #define SWIMS_USB_REQUEST_SetPower 0x00 #define SWIMS_USB_REQUEST_SetNmea 0x07 -#define SWIMS_USB_REQUEST_SetMode 0x0B -#define SWIMS_USB_REQUEST_GetSwocInfo 0x0A -#define SWIMS_SET_MODE_Modem 0x0001 /* per port private data */ #define N_IN_URB 4 @@ -163,7 +160,7 @@ static struct usb_device_id id_table [] = { { USB_DEVICE(0x1199, 0x0017) }, /* Sierra Wireless EM5625 */ { USB_DEVICE(0x1199, 0x0018) }, /* Sierra Wireless MC5720 */ { USB_DEVICE(0x1199, 0x0218) }, /* Sierra Wireless MC5720 */ - { USB_DEVICE(0x0f30, 0x1b1d) }, /* Sierra Wireless MC5720 */ + { USB_DEVICE(0x03f0, 0x1b1d) }, /* HP ev2200 a.k.a MC5720 */ { USB_DEVICE(0x1199, 0x0020) }, /* Sierra Wireless MC5725 */ { USB_DEVICE(0x1199, 0x0024) }, /* Sierra Wireless MC5727 */ { USB_DEVICE(0x1199, 0x0220) }, /* Sierra Wireless MC5725 */ @@ -175,6 +172,8 @@ static struct usb_device_id id_table [] = { /* Sierra Wireless Device */ { USB_DEVICE_AND_INTERFACE_INFO(0x1199, 0x0025, 0xFF, 0xFF, 0xFF) }, { USB_DEVICE(0x1199, 0x0026) }, /* Sierra Wireless Device */ + { USB_DEVICE(0x1199, 0x0027) }, /* Sierra Wireless Device */ + { USB_DEVICE(0x1199, 0x0028) }, /* Sierra Wireless Device */ { USB_DEVICE(0x1199, 0x6802) }, /* Sierra Wireless MC8755 */ { USB_DEVICE(0x1199, 0x6804) }, /* Sierra Wireless MC8755 */ @@ -187,6 +186,7 @@ static struct usb_device_id id_table [] = { { USB_DEVICE(0x1199, 0x6821) }, /* Sierra Wireless AirCard 875U */ { USB_DEVICE(0x1199, 0x6832) }, /* Sierra Wireless MC8780 */ { USB_DEVICE(0x1199, 0x6833) }, /* Sierra Wireless MC8781 */ + { USB_DEVICE(0x1199, 0x683A) }, /* Sierra Wireless MC8785 */ { USB_DEVICE(0x1199, 0x683B) }, /* Sierra Wireless MC8785 Composite */ { USB_DEVICE(0x1199, 0x683C) }, /* Sierra Wireless MC8790 */ { USB_DEVICE(0x1199, 0x683D) }, /* Sierra Wireless MC8790 */ @@ -204,6 +204,8 @@ static struct usb_device_id id_table [] = { /* Sierra Wireless Device */ { USB_DEVICE_AND_INTERFACE_INFO(0x1199, 0x6890, 0xFF, 0xFF, 0xFF)}, /* Sierra Wireless Device */ + { USB_DEVICE_AND_INTERFACE_INFO(0x1199, 0x6891, 0xFF, 0xFF, 0xFF)}, + /* Sierra Wireless Device */ { USB_DEVICE_AND_INTERFACE_INFO(0x1199, 0x6892, 0xFF, 0xFF, 0xFF)}, { USB_DEVICE(0x1199, 0x0112) }, /* Sierra Wireless AirCard 580 */ diff --git a/drivers/usb/serial/ti_usb_3410_5052.c b/drivers/usb/serial/ti_usb_3410_5052.c index e39c779e4160..9a3e495c769c 100644 --- a/drivers/usb/serial/ti_usb_3410_5052.c +++ b/drivers/usb/serial/ti_usb_3410_5052.c @@ -1744,7 +1744,7 @@ static int ti_download_firmware(struct ti_device *tdev, int type) if (buffer) { memcpy(buffer, fw_p->data, fw_p->size); memset(buffer + fw_p->size, 0xff, buffer_size - fw_p->size); - ti_do_download(dev, pipe, buffer, fw_p->size); + status = ti_do_download(dev, pipe, buffer, fw_p->size); kfree(buffer); } release_firmware(fw_p); diff --git a/drivers/usb/serial/usb-serial.c b/drivers/usb/serial/usb-serial.c index b157c48e8b78..4f7f9e3ae0a4 100644 --- a/drivers/usb/serial/usb-serial.c +++ b/drivers/usb/serial/usb-serial.c @@ -733,7 +733,9 @@ int usb_serial_probe(struct usb_interface *interface, ((le16_to_cpu(dev->descriptor.idVendor) == ATEN_VENDOR_ID) && (le16_to_cpu(dev->descriptor.idProduct) == ATEN_PRODUCT_ID)) || ((le16_to_cpu(dev->descriptor.idVendor) == ALCOR_VENDOR_ID) && - (le16_to_cpu(dev->descriptor.idProduct) == ALCOR_PRODUCT_ID))) { + (le16_to_cpu(dev->descriptor.idProduct) == ALCOR_PRODUCT_ID)) || + ((le16_to_cpu(dev->descriptor.idVendor) == SIEMENS_VENDOR_ID) && + (le16_to_cpu(dev->descriptor.idProduct) == SIEMENS_PRODUCT_ID_EF81))) { if (interface != dev->actconfig->interface[0]) { /* check out the endpoints of the other interface*/ iface_desc = dev->actconfig->interface[0]->cur_altsetting; diff --git a/drivers/usb/storage/Kconfig b/drivers/usb/storage/Kconfig index c76034672c18..3d9249632ae1 100644 --- a/drivers/usb/storage/Kconfig +++ b/drivers/usb/storage/Kconfig @@ -146,18 +146,6 @@ config USB_STORAGE_KARMA on the resulting scsi device node returns the Karma to normal operation. -config USB_STORAGE_SIERRA - bool "Sierra Wireless TRU-Install Feature Support" - depends on USB_STORAGE - help - Say Y here to include additional code to support Sierra Wireless - products with the TRU-Install feature (e.g., AC597E, AC881U). - - This code switches the Sierra Wireless device from being in - Mass Storage mode to Modem mode. It also has the ability to - support host software upgrades should full Linux support be added - to TRU-Install. - config USB_STORAGE_CYPRESS_ATACB bool "SAT emulation on Cypress USB/ATA Bridge with ATACB" depends on USB_STORAGE diff --git a/drivers/usb/storage/Makefile b/drivers/usb/storage/Makefile index bc3415b475c9..7f8beb5366ae 100644 --- a/drivers/usb/storage/Makefile +++ b/drivers/usb/storage/Makefile @@ -21,11 +21,10 @@ usb-storage-obj-$(CONFIG_USB_STORAGE_JUMPSHOT) += jumpshot.o usb-storage-obj-$(CONFIG_USB_STORAGE_ALAUDA) += alauda.o usb-storage-obj-$(CONFIG_USB_STORAGE_ONETOUCH) += onetouch.o usb-storage-obj-$(CONFIG_USB_STORAGE_KARMA) += karma.o -usb-storage-obj-$(CONFIG_USB_STORAGE_SIERRA) += sierra_ms.o usb-storage-obj-$(CONFIG_USB_STORAGE_CYPRESS_ATACB) += cypress_atacb.o usb-storage-objs := scsiglue.o protocol.o transport.o usb.o \ - initializers.o $(usb-storage-obj-y) + initializers.o sierra_ms.o $(usb-storage-obj-y) ifneq ($(CONFIG_USB_LIBUSUAL),) obj-$(CONFIG_USB) += libusual.o diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h index ba412e68d474..cd155475cb6e 100644 --- a/drivers/usb/storage/unusual_devs.h +++ b/drivers/usb/storage/unusual_devs.h @@ -160,6 +160,13 @@ UNUSUAL_DEV( 0x0421, 0x0019, 0x0592, 0x0592, US_SC_DEVICE, US_PR_DEVICE, NULL, US_FL_MAX_SECTORS_64 ), +/* Reported by Filip Joelsson <filip@blueturtle.nu> */ +UNUSUAL_DEV( 0x0421, 0x005d, 0x0001, 0x0600, + "Nokia", + "Nokia 3110c", + US_SC_DEVICE, US_PR_DEVICE, NULL, + US_FL_FIX_CAPACITY ), + /* Reported by Mario Rettig <mariorettig@web.de> */ UNUSUAL_DEV( 0x0421, 0x042e, 0x0100, 0x0100, "Nokia", @@ -232,6 +239,20 @@ UNUSUAL_DEV( 0x0421, 0x04b9, 0x0551, 0x0551, US_SC_DEVICE, US_PR_DEVICE, NULL, US_FL_FIX_CAPACITY ), +/* Reported by Richard Nauber <RichardNauber@web.de> */ +UNUSUAL_DEV( 0x0421, 0x04fa, 0x0601, 0x0601, + "Nokia", + "6300", + US_SC_DEVICE, US_PR_DEVICE, NULL, + US_FL_FIX_CAPACITY ), + +/* Patch for Nokia 5310 capacity */ +UNUSUAL_DEV( 0x0421, 0x006a, 0x0000, 0x0591, + "Nokia", + "5310", + US_SC_DEVICE, US_PR_DEVICE, NULL, + US_FL_FIX_CAPACITY ), + /* Reported by Olaf Hering <olh@suse.de> from novell bug #105878 */ UNUSUAL_DEV( 0x0424, 0x0fdc, 0x0210, 0x0210, "SMSC", @@ -987,6 +1008,13 @@ UNUSUAL_DEV( 0x069b, 0x3004, 0x0001, 0x0001, US_SC_DEVICE, US_PR_DEVICE, NULL, US_FL_FIX_CAPACITY ), +/* Reported by Adrian Pilchowiec <adi1981@epf.pl> */ +UNUSUAL_DEV( 0x071b, 0x3203, 0x0000, 0x0000, + "RockChip", + "MP3", + US_SC_DEVICE, US_PR_DEVICE, NULL, + US_FL_NO_WP_DETECT | US_FL_MAX_SECTORS_64), + /* Reported by Massimiliano Ghilardi <massimiliano.ghilardi@gmail.com> * This USB MP3/AVI player device fails and disconnects if more than 128 * sectors (64kB) are read/written in a single command, and may be present @@ -1576,7 +1604,6 @@ UNUSUAL_DEV( 0x10d6, 0x2200, 0x0100, 0x0100, US_SC_DEVICE, US_PR_DEVICE, NULL, 0), -#ifdef CONFIG_USB_STORAGE_SIERRA /* Reported by Kevin Lloyd <linux@sierrawireless.com> * Entry is needed for the initializer function override, * which instructs the device to load as a modem @@ -1587,7 +1614,6 @@ UNUSUAL_DEV( 0x1199, 0x0fff, 0x0000, 0x9999, "USB MMC Storage", US_SC_DEVICE, US_PR_DEVICE, sierra_ms_init, 0), -#endif /* Reported by Jaco Kroon <jaco@kroon.co.za> * The usb-storage module found on the Digitech GNX4 (and supposedly other diff --git a/drivers/usb/storage/usb.c b/drivers/usb/storage/usb.c index 73679aa506de..27016fd2cad1 100644 --- a/drivers/usb/storage/usb.c +++ b/drivers/usb/storage/usb.c @@ -102,9 +102,7 @@ #ifdef CONFIG_USB_STORAGE_CYPRESS_ATACB #include "cypress_atacb.h" #endif -#ifdef CONFIG_USB_STORAGE_SIERRA #include "sierra_ms.h" -#endif /* Some informational data */ MODULE_AUTHOR("Matthew Dharm <mdharm-usb@one-eyed-alien.net>"); diff --git a/drivers/video/atmel_lcdfb.c b/drivers/video/atmel_lcdfb.c index 5a24c6411d34..75dac578104f 100644 --- a/drivers/video/atmel_lcdfb.c +++ b/drivers/video/atmel_lcdfb.c @@ -208,6 +208,36 @@ static unsigned long compute_hozval(unsigned long xres, unsigned long lcdcon2) return value; } +static void atmel_lcdfb_stop_nowait(struct atmel_lcdfb_info *sinfo) +{ + /* Turn off the LCD controller and the DMA controller */ + lcdc_writel(sinfo, ATMEL_LCDC_PWRCON, + sinfo->guard_time << ATMEL_LCDC_GUARDT_OFFSET); + + /* Wait for the LCDC core to become idle */ + while (lcdc_readl(sinfo, ATMEL_LCDC_PWRCON) & ATMEL_LCDC_BUSY) + msleep(10); + + lcdc_writel(sinfo, ATMEL_LCDC_DMACON, 0); +} + +static void atmel_lcdfb_stop(struct atmel_lcdfb_info *sinfo) +{ + atmel_lcdfb_stop_nowait(sinfo); + + /* Wait for DMA engine to become idle... */ + while (lcdc_readl(sinfo, ATMEL_LCDC_DMACON) & ATMEL_LCDC_DMABUSY) + msleep(10); +} + +static void atmel_lcdfb_start(struct atmel_lcdfb_info *sinfo) +{ + lcdc_writel(sinfo, ATMEL_LCDC_DMACON, sinfo->default_dmacon); + lcdc_writel(sinfo, ATMEL_LCDC_PWRCON, + (sinfo->guard_time << ATMEL_LCDC_GUARDT_OFFSET) + | ATMEL_LCDC_PWR); +} + static void atmel_lcdfb_update_dma(struct fb_info *info, struct fb_var_screeninfo *var) { @@ -420,26 +450,8 @@ static void atmel_lcdfb_reset(struct atmel_lcdfb_info *sinfo) { might_sleep(); - /* LCD power off */ - lcdc_writel(sinfo, ATMEL_LCDC_PWRCON, sinfo->guard_time << ATMEL_LCDC_GUARDT_OFFSET); - - /* wait for the LCDC core to become idle */ - while (lcdc_readl(sinfo, ATMEL_LCDC_PWRCON) & ATMEL_LCDC_BUSY) - msleep(10); - - /* DMA disable */ - lcdc_writel(sinfo, ATMEL_LCDC_DMACON, 0); - - /* wait for DMA engine to become idle */ - while (lcdc_readl(sinfo, ATMEL_LCDC_DMACON) & ATMEL_LCDC_DMABUSY) - msleep(10); - - /* LCD power on */ - lcdc_writel(sinfo, ATMEL_LCDC_PWRCON, - (sinfo->guard_time << ATMEL_LCDC_GUARDT_OFFSET) | ATMEL_LCDC_PWR); - - /* DMA enable */ - lcdc_writel(sinfo, ATMEL_LCDC_DMACON, sinfo->default_dmacon); + atmel_lcdfb_stop(sinfo); + atmel_lcdfb_start(sinfo); } /** @@ -471,14 +483,7 @@ static int atmel_lcdfb_set_par(struct fb_info *info) info->var.xres, info->var.yres, info->var.xres_virtual, info->var.yres_virtual); - /* Turn off the LCD controller and the DMA controller */ - lcdc_writel(sinfo, ATMEL_LCDC_PWRCON, sinfo->guard_time << ATMEL_LCDC_GUARDT_OFFSET); - - /* Wait for the LCDC core to become idle */ - while (lcdc_readl(sinfo, ATMEL_LCDC_PWRCON) & ATMEL_LCDC_BUSY) - msleep(10); - - lcdc_writel(sinfo, ATMEL_LCDC_DMACON, 0); + atmel_lcdfb_stop_nowait(sinfo); if (info->var.bits_per_pixel == 1) info->fix.visual = FB_VISUAL_MONO01; @@ -583,13 +588,7 @@ static int atmel_lcdfb_set_par(struct fb_info *info) while (lcdc_readl(sinfo, ATMEL_LCDC_DMACON) & ATMEL_LCDC_DMABUSY) msleep(10); - dev_dbg(info->device, " * re-enable DMA engine\n"); - /* ...and enable it with updated configuration */ - lcdc_writel(sinfo, ATMEL_LCDC_DMACON, sinfo->default_dmacon); - - dev_dbg(info->device, " * re-enable LCDC core\n"); - lcdc_writel(sinfo, ATMEL_LCDC_PWRCON, - (sinfo->guard_time << ATMEL_LCDC_GUARDT_OFFSET) | ATMEL_LCDC_PWR); + atmel_lcdfb_start(sinfo); dev_dbg(info->device, " * DONE\n"); @@ -1032,11 +1031,20 @@ static int atmel_lcdfb_suspend(struct platform_device *pdev, pm_message_t mesg) struct fb_info *info = platform_get_drvdata(pdev); struct atmel_lcdfb_info *sinfo = info->par; + /* + * We don't want to handle interrupts while the clock is + * stopped. It may take forever. + */ + lcdc_writel(sinfo, ATMEL_LCDC_IDR, ~0UL); + sinfo->saved_lcdcon = lcdc_readl(sinfo, ATMEL_LCDC_CONTRAST_VAL); lcdc_writel(sinfo, ATMEL_LCDC_CONTRAST_CTR, 0); if (sinfo->atmel_lcdfb_power_control) sinfo->atmel_lcdfb_power_control(0); + + atmel_lcdfb_stop(sinfo); atmel_lcdfb_stop_clock(sinfo); + return 0; } @@ -1046,9 +1054,15 @@ static int atmel_lcdfb_resume(struct platform_device *pdev) struct atmel_lcdfb_info *sinfo = info->par; atmel_lcdfb_start_clock(sinfo); + atmel_lcdfb_start(sinfo); if (sinfo->atmel_lcdfb_power_control) sinfo->atmel_lcdfb_power_control(1); lcdc_writel(sinfo, ATMEL_LCDC_CONTRAST_CTR, sinfo->saved_lcdcon); + + /* Enable FIFO & DMA errors */ + lcdc_writel(sinfo, ATMEL_LCDC_IER, ATMEL_LCDC_UFLWI + | ATMEL_LCDC_OWRI | ATMEL_LCDC_MERI); + return 0; } diff --git a/drivers/watchdog/geodewdt.c b/drivers/watchdog/geodewdt.c index 614a5c7017b6..6799a6de66fe 100644 --- a/drivers/watchdog/geodewdt.c +++ b/drivers/watchdog/geodewdt.c @@ -130,8 +130,8 @@ static ssize_t geodewdt_write(struct file *file, const char __user *data, return len; } -static int geodewdt_ioctl(struct inode *inode, struct file *file, - unsigned int cmd, unsigned long arg) +static long geodewdt_ioctl(struct file *file, unsigned int cmd, + unsigned long arg) { void __user *argp = (void __user *)arg; int __user *p = argp; @@ -198,7 +198,7 @@ static const struct file_operations geodewdt_fops = { .owner = THIS_MODULE, .llseek = no_llseek, .write = geodewdt_write, - .ioctl = geodewdt_ioctl, + .unlocked_ioctl = geodewdt_ioctl, .open = geodewdt_open, .release = geodewdt_release, }; diff --git a/drivers/watchdog/ibmasr.c b/drivers/watchdog/ibmasr.c index b82405cfb4cd..89fcefcc8510 100644 --- a/drivers/watchdog/ibmasr.c +++ b/drivers/watchdog/ibmasr.c @@ -85,7 +85,6 @@ static void __asr_toggle(void) outb(reg & ~asr_toggle_mask, asr_write_addr); reg = inb(asr_read_addr); - spin_unlock(&asr_lock); } static void asr_toggle(void) diff --git a/drivers/watchdog/pnx4008_wdt.c b/drivers/watchdog/pnx4008_wdt.c index 0ed84162437b..6d9f3d4a9987 100644 --- a/drivers/watchdog/pnx4008_wdt.c +++ b/drivers/watchdog/pnx4008_wdt.c @@ -173,8 +173,8 @@ static const struct watchdog_info ident = { .identity = "PNX4008 Watchdog", }; -static long pnx4008_wdt_ioctl(struct inode *inode, struct file *file, - unsigned int cmd, unsigned long arg) +static long pnx4008_wdt_ioctl(struct file *file, unsigned int cmd, + unsigned long arg) { int ret = -ENOTTY; int time; diff --git a/drivers/watchdog/rc32434_wdt.c b/drivers/watchdog/rc32434_wdt.c index 6756bcb009ed..c9c73b69c5e5 100644 --- a/drivers/watchdog/rc32434_wdt.c +++ b/drivers/watchdog/rc32434_wdt.c @@ -182,8 +182,8 @@ static ssize_t rc32434_wdt_write(struct file *file, const char *data, return 0; } -static int rc32434_wdt_ioctl(struct inode *inode, struct file *file, - unsigned int cmd, unsigned long arg) +static long rc32434_wdt_ioctl(struct file *file, unsigned int cmd, + unsigned long arg) { void __user *argp = (void __user *)arg; int new_timeout; @@ -242,7 +242,7 @@ static struct file_operations rc32434_wdt_fops = { .owner = THIS_MODULE, .llseek = no_llseek, .write = rc32434_wdt_write, - .ioctl = rc32434_wdt_ioctl, + .unlocked_ioctl = rc32434_wdt_ioctl, .open = rc32434_wdt_open, .release = rc32434_wdt_release, }; diff --git a/drivers/watchdog/rdc321x_wdt.c b/drivers/watchdog/rdc321x_wdt.c index 9108efa73e7d..bf92802f2bbe 100644 --- a/drivers/watchdog/rdc321x_wdt.c +++ b/drivers/watchdog/rdc321x_wdt.c @@ -144,8 +144,8 @@ static int rdc321x_wdt_release(struct inode *inode, struct file *file) return 0; } -static int rdc321x_wdt_ioctl(struct inode *inode, struct file *file, - unsigned int cmd, unsigned long arg) +static long rdc321x_wdt_ioctl(struct file *file, unsigned int cmd, + unsigned long arg) { void __user *argp = (void __user *)arg; unsigned int value; @@ -204,7 +204,7 @@ static ssize_t rdc321x_wdt_write(struct file *file, const char __user *buf, static const struct file_operations rdc321x_wdt_fops = { .owner = THIS_MODULE, .llseek = no_llseek, - .ioctl = rdc321x_wdt_ioctl, + .unlocked_ioctl = rdc321x_wdt_ioctl, .open = rdc321x_wdt_open, .write = rdc321x_wdt_write, .release = rdc321x_wdt_release, diff --git a/drivers/watchdog/wdt285.c b/drivers/watchdog/wdt285.c index db362c34958b..191ea6302107 100644 --- a/drivers/watchdog/wdt285.c +++ b/drivers/watchdog/wdt285.c @@ -115,8 +115,8 @@ static int watchdog_release(struct inode *inode, struct file *file) return 0; } -static ssize_t watchdog_write(struct file *file, const char *data, - size_t len, loff_t *ppos) +static ssize_t watchdog_write(struct file *file, const char __user *data, + size_t len, loff_t *ppos) { /* * Refresh the timer. @@ -133,21 +133,22 @@ static const struct watchdog_info ident = { }; static long watchdog_ioctl(struct file *file, unsigned int cmd, - unsigned long arg) + unsigned long arg) { unsigned int new_margin; + int __user *int_arg = (int __user *)arg; int ret = -ENOTTY; switch (cmd) { case WDIOC_GETSUPPORT: ret = 0; - if (copy_to_user((void *)arg, &ident, sizeof(ident))) + if (copy_to_user((void __user *)arg, &ident, sizeof(ident))) ret = -EFAULT; break; case WDIOC_GETSTATUS: case WDIOC_GETBOOTSTATUS: - ret = put_user(0, (int *)arg); + ret = put_user(0, int_arg); break; case WDIOC_KEEPALIVE: @@ -156,7 +157,7 @@ static long watchdog_ioctl(struct file *file, unsigned int cmd, break; case WDIOC_SETTIMEOUT: - ret = get_user(new_margin, (int *)arg); + ret = get_user(new_margin, int_arg); if (ret) break; @@ -171,7 +172,7 @@ static long watchdog_ioctl(struct file *file, unsigned int cmd, watchdog_ping(); /* Fall */ case WDIOC_GETTIMEOUT: - ret = put_user(soft_margin, (int *)arg); + ret = put_user(soft_margin, int_arg); break; } return ret; diff --git a/fs/9p/vfs_inode.c b/fs/9p/vfs_inode.c index c95295c65045..e83aa5ebe861 100644 --- a/fs/9p/vfs_inode.c +++ b/fs/9p/vfs_inode.c @@ -626,8 +626,7 @@ static struct dentry *v9fs_vfs_lookup(struct inode *dir, struct dentry *dentry, return NULL; error: - if (fid) - p9_client_clunk(fid); + p9_client_clunk(fid); return ERR_PTR(result); } diff --git a/fs/bfs/dir.c b/fs/bfs/dir.c index 87ee5ccee348..ed8feb052df9 100644 --- a/fs/bfs/dir.c +++ b/fs/bfs/dir.c @@ -125,8 +125,8 @@ static int bfs_create(struct inode *dir, struct dentry *dentry, int mode, inode->i_ino); if (err) { inode_dec_link_count(inode); - iput(inode); mutex_unlock(&info->bfs_lock); + iput(inode); return err; } mutex_unlock(&info->bfs_lock); diff --git a/fs/dcache.c b/fs/dcache.c index 80e93956aced..e7a1a99b7464 100644 --- a/fs/dcache.c +++ b/fs/dcache.c @@ -1395,6 +1395,10 @@ struct dentry * __d_lookup(struct dentry * parent, struct qstr * name) if (dentry->d_parent != parent) goto next; + /* non-existing due to RCU? */ + if (d_unhashed(dentry)) + goto next; + /* * It is safe to compare names since d_move() cannot * change the qstr (protected by d_lock). @@ -1410,10 +1414,8 @@ struct dentry * __d_lookup(struct dentry * parent, struct qstr * name) goto next; } - if (!d_unhashed(dentry)) { - atomic_inc(&dentry->d_count); - found = dentry; - } + atomic_inc(&dentry->d_count); + found = dentry; spin_unlock(&dentry->d_lock); break; next: diff --git a/fs/partitions/check.c b/fs/partitions/check.c index 7d6b34e201db..ecc3330972e5 100644 --- a/fs/partitions/check.c +++ b/fs/partitions/check.c @@ -499,9 +499,9 @@ int rescan_partitions(struct gendisk *disk, struct block_device *bdev) if (!size) continue; if (from + size > get_capacity(disk)) { - printk(KERN_ERR " %s: p%d exceeds device capacity\n", + printk(KERN_WARNING + "%s: p%d exceeds device capacity\n", disk->disk_name, p); - continue; } res = add_partition(disk, p, from, size, state->parts[p].flags); if (res) { diff --git a/fs/proc/generic.c b/fs/proc/generic.c index bca0f81eb687..7821589a17d5 100644 --- a/fs/proc/generic.c +++ b/fs/proc/generic.c @@ -547,8 +547,8 @@ static int proc_register(struct proc_dir_entry * dir, struct proc_dir_entry * dp for (tmp = dir->subdir; tmp; tmp = tmp->next) if (strcmp(tmp->name, dp->name) == 0) { - printk(KERN_WARNING "proc_dir_entry '%s' already " - "registered\n", dp->name); + printk(KERN_WARNING "proc_dir_entry '%s/%s' already registered\n", + dir->name, dp->name); dump_stack(); break; } diff --git a/fs/proc/proc_misc.c b/fs/proc/proc_misc.c index 00f10a2dcf12..29e20c6b1f7f 100644 --- a/fs/proc/proc_misc.c +++ b/fs/proc/proc_misc.c @@ -183,6 +183,9 @@ static int meminfo_read_proc(char *page, char **start, off_t off, "SReclaimable: %8lu kB\n" "SUnreclaim: %8lu kB\n" "PageTables: %8lu kB\n" +#ifdef CONFIG_QUICKLIST + "Quicklists: %8lu kB\n" +#endif "NFS_Unstable: %8lu kB\n" "Bounce: %8lu kB\n" "WritebackTmp: %8lu kB\n" @@ -190,8 +193,7 @@ static int meminfo_read_proc(char *page, char **start, off_t off, "Committed_AS: %8lu kB\n" "VmallocTotal: %8lu kB\n" "VmallocUsed: %8lu kB\n" - "VmallocChunk: %8lu kB\n" - "Quicklists: %8lu kB\n", + "VmallocChunk: %8lu kB\n", K(i.totalram), K(i.freeram), K(i.bufferram), @@ -216,6 +218,9 @@ static int meminfo_read_proc(char *page, char **start, off_t off, K(global_page_state(NR_SLAB_RECLAIMABLE)), K(global_page_state(NR_SLAB_UNRECLAIMABLE)), K(global_page_state(NR_PAGETABLE)), +#ifdef CONFIG_QUICKLIST + K(quicklist_total_size()), +#endif K(global_page_state(NR_UNSTABLE_NFS)), K(global_page_state(NR_BOUNCE)), K(global_page_state(NR_WRITEBACK_TEMP)), @@ -223,8 +228,7 @@ static int meminfo_read_proc(char *page, char **start, off_t off, K(committed), (unsigned long)VMALLOC_TOTAL >> 10, vmi.used >> 10, - vmi.largest_chunk >> 10, - K(quicklist_total_size()) + vmi.largest_chunk >> 10 ); len += hugetlb_report_meminfo(page + len); diff --git a/fs/ubifs/debug.c b/fs/ubifs/debug.c index b9cb77473758..d7f7645779f2 100644 --- a/fs/ubifs/debug.c +++ b/fs/ubifs/debug.c @@ -538,7 +538,7 @@ void dbg_dump_node(const struct ubifs_info *c, const void *node) printk(KERN_DEBUG "\t%d orphan inode numbers:\n", n); for (i = 0; i < n; i++) printk(KERN_DEBUG "\t ino %llu\n", - le64_to_cpu(orph->inos[i])); + (unsigned long long)le64_to_cpu(orph->inos[i])); break; } default: diff --git a/fs/ubifs/dir.c b/fs/ubifs/dir.c index 2b267c9a1806..526c01ec8003 100644 --- a/fs/ubifs/dir.c +++ b/fs/ubifs/dir.c @@ -426,7 +426,7 @@ static int ubifs_readdir(struct file *file, void *dirent, filldir_t filldir) while (1) { dbg_gen("feed '%s', ino %llu, new f_pos %#x", - dent->name, le64_to_cpu(dent->inum), + dent->name, (unsigned long long)le64_to_cpu(dent->inum), key_hash_flash(c, &dent->key)); ubifs_assert(dent->ch.sqnum > ubifs_inode(dir)->creat_sqnum); diff --git a/fs/ubifs/find.c b/fs/ubifs/find.c index e045c8b55423..47814cde2407 100644 --- a/fs/ubifs/find.c +++ b/fs/ubifs/find.c @@ -507,7 +507,6 @@ int ubifs_find_free_space(struct ubifs_info *c, int min_space, int *free, rsvd_idx_lebs = 0; lebs = c->lst.empty_lebs + c->freeable_cnt + c->idx_gc_cnt - c->lst.taken_empty_lebs; - ubifs_assert(lebs + c->lst.idx_lebs >= c->min_idx_lebs); if (rsvd_idx_lebs < lebs) /* * OK to allocate an empty LEB, but we still don't want to go diff --git a/fs/ubifs/gc.c b/fs/ubifs/gc.c index 13f1019c859f..02aba36fe3d4 100644 --- a/fs/ubifs/gc.c +++ b/fs/ubifs/gc.c @@ -334,15 +334,15 @@ int ubifs_garbage_collect_leb(struct ubifs_info *c, struct ubifs_lprops *lp) err = move_nodes(c, sleb); if (err) - goto out; + goto out_inc_seq; err = gc_sync_wbufs(c); if (err) - goto out; + goto out_inc_seq; err = ubifs_change_one_lp(c, lnum, c->leb_size, 0, 0, 0, 0); if (err) - goto out; + goto out_inc_seq; /* Allow for races with TNC */ c->gced_lnum = lnum; @@ -369,6 +369,14 @@ int ubifs_garbage_collect_leb(struct ubifs_info *c, struct ubifs_lprops *lp) out: ubifs_scan_destroy(sleb); return err; + +out_inc_seq: + /* We may have moved at least some nodes so allow for races with TNC */ + c->gced_lnum = lnum; + smp_wmb(); + c->gc_seq += 1; + smp_wmb(); + goto out; } /** diff --git a/fs/ubifs/super.c b/fs/ubifs/super.c index 7562464ac83f..3f4902060c7a 100644 --- a/fs/ubifs/super.c +++ b/fs/ubifs/super.c @@ -1024,14 +1024,13 @@ static int mount_ubifs(struct ubifs_info *c) goto out_dereg; } + sprintf(c->bgt_name, BGT_NAME_PATTERN, c->vi.ubi_num, c->vi.vol_id); if (!mounted_read_only) { err = alloc_wbufs(c); if (err) goto out_cbuf; /* Create background thread */ - sprintf(c->bgt_name, BGT_NAME_PATTERN, c->vi.ubi_num, - c->vi.vol_id); c->bgt = kthread_create(ubifs_bg_thread, c, c->bgt_name); if (!c->bgt) c->bgt = ERR_PTR(-EINVAL); diff --git a/fs/ubifs/tnc.c b/fs/ubifs/tnc.c index 7da209ab9378..7634c5970887 100644 --- a/fs/ubifs/tnc.c +++ b/fs/ubifs/tnc.c @@ -1476,7 +1476,7 @@ again: } err = fallible_read_node(c, key, &zbr, node); - if (maybe_leb_gced(c, zbr.lnum, gc_seq1)) { + if (err <= 0 || maybe_leb_gced(c, zbr.lnum, gc_seq1)) { /* * The node may have been GC'ed out from under us so try again * while keeping the TNC mutex locked. diff --git a/fs/xfs/linux-2.6/xfs_aops.c b/fs/xfs/linux-2.6/xfs_aops.c index f42f80a3b1fa..a44d68eb50b5 100644 --- a/fs/xfs/linux-2.6/xfs_aops.c +++ b/fs/xfs/linux-2.6/xfs_aops.c @@ -1338,6 +1338,10 @@ __xfs_get_blocks( offset = (xfs_off_t)iblock << inode->i_blkbits; ASSERT(bh_result->b_size >= (1 << inode->i_blkbits)); size = bh_result->b_size; + + if (!create && direct && offset >= i_size_read(inode)) + return 0; + error = xfs_iomap(XFS_I(inode), offset, size, create ? flags : BMAPI_READ, &iomap, &niomap); if (error) diff --git a/fs/xfs/linux-2.6/xfs_super.c b/fs/xfs/linux-2.6/xfs_super.c index 73c65f19e549..18d3c8487835 100644 --- a/fs/xfs/linux-2.6/xfs_super.c +++ b/fs/xfs/linux-2.6/xfs_super.c @@ -1302,9 +1302,29 @@ xfs_fs_remount( mp->m_flags &= ~XFS_MOUNT_BARRIER; break; default: + /* + * Logically we would return an error here to prevent + * users from believing they might have changed + * mount options using remount which can't be changed. + * + * But unfortunately mount(8) adds all options from + * mtab and fstab to the mount arguments in some cases + * so we can't blindly reject options, but have to + * check for each specified option if it actually + * differs from the currently set option and only + * reject it if that's the case. + * + * Until that is implemented we return success for + * every remount request, and silently ignore all + * options that we can't actually change. + */ +#if 0 printk(KERN_INFO "XFS: mount option \"%s\" not supported for remount\n", p); return -EINVAL; +#else + return 0; +#endif } } diff --git a/fs/xfs/xfs_buf_item.c b/fs/xfs/xfs_buf_item.c index 608c30c3f76b..002fc2617c8e 100644 --- a/fs/xfs/xfs_buf_item.c +++ b/fs/xfs/xfs_buf_item.c @@ -732,6 +732,7 @@ xfs_buf_item_init( bip->bli_item.li_ops = &xfs_buf_item_ops; bip->bli_item.li_mountp = mp; bip->bli_buf = bp; + xfs_buf_hold(bp); bip->bli_format.blf_type = XFS_LI_BUF; bip->bli_format.blf_blkno = (__int64_t)XFS_BUF_ADDR(bp); bip->bli_format.blf_len = (ushort)BTOBB(XFS_BUF_COUNT(bp)); @@ -867,6 +868,21 @@ xfs_buf_item_dirty( return (bip->bli_flags & XFS_BLI_DIRTY); } +STATIC void +xfs_buf_item_free( + xfs_buf_log_item_t *bip) +{ +#ifdef XFS_TRANS_DEBUG + kmem_free(bip->bli_orig); + kmem_free(bip->bli_logged); +#endif /* XFS_TRANS_DEBUG */ + +#ifdef XFS_BLI_TRACE + ktrace_free(bip->bli_trace); +#endif + kmem_zone_free(xfs_buf_item_zone, bip); +} + /* * This is called when the buf log item is no longer needed. It should * free the buf log item associated with the given buffer and clear @@ -887,18 +903,8 @@ xfs_buf_item_relse( (XFS_BUF_IODONE_FUNC(bp) != NULL)) { XFS_BUF_CLR_IODONE_FUNC(bp); } - -#ifdef XFS_TRANS_DEBUG - kmem_free(bip->bli_orig); - bip->bli_orig = NULL; - kmem_free(bip->bli_logged); - bip->bli_logged = NULL; -#endif /* XFS_TRANS_DEBUG */ - -#ifdef XFS_BLI_TRACE - ktrace_free(bip->bli_trace); -#endif - kmem_zone_free(xfs_buf_item_zone, bip); + xfs_buf_rele(bp); + xfs_buf_item_free(bip); } @@ -1120,6 +1126,7 @@ xfs_buf_iodone( ASSERT(bip->bli_buf == bp); + xfs_buf_rele(bp); mp = bip->bli_item.li_mountp; /* @@ -1136,18 +1143,7 @@ xfs_buf_iodone( * xfs_trans_delete_ail() drops the AIL lock. */ xfs_trans_delete_ail(mp, (xfs_log_item_t *)bip); - -#ifdef XFS_TRANS_DEBUG - kmem_free(bip->bli_orig); - bip->bli_orig = NULL; - kmem_free(bip->bli_logged); - bip->bli_logged = NULL; -#endif /* XFS_TRANS_DEBUG */ - -#ifdef XFS_BLI_TRACE - ktrace_free(bip->bli_trace); -#endif - kmem_zone_free(xfs_buf_item_zone, bip); + xfs_buf_item_free(bip); } #if defined(XFS_BLI_TRACE) diff --git a/fs/xfs/xfs_dfrag.c b/fs/xfs/xfs_dfrag.c index 760f4c5b5160..75b0cd4da0ea 100644 --- a/fs/xfs/xfs_dfrag.c +++ b/fs/xfs/xfs_dfrag.c @@ -149,7 +149,14 @@ xfs_swap_extents( sbp = &sxp->sx_stat; - xfs_lock_two_inodes(ip, tip, lock_flags); + /* + * we have to do two separate lock calls here to keep lockdep + * happy. If we try to get all the locks in one call, lock will + * report false positives when we drop the ILOCK and regain them + * below. + */ + xfs_lock_two_inodes(ip, tip, XFS_IOLOCK_EXCL); + xfs_lock_two_inodes(ip, tip, XFS_ILOCK_EXCL); locked = 1; /* Verify that both files have the same format */ diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c index 00e80df9dd9d..dbd9cef852ec 100644 --- a/fs/xfs/xfs_inode.c +++ b/fs/xfs/xfs_inode.c @@ -4118,7 +4118,7 @@ xfs_iext_indirect_to_direct( ASSERT(nextents <= XFS_LINEAR_EXTS); size = nextents * sizeof(xfs_bmbt_rec_t); - xfs_iext_irec_compact_full(ifp); + xfs_iext_irec_compact_pages(ifp); ASSERT(ifp->if_real_bytes == XFS_IEXT_BUFSZ); ep = ifp->if_u1.if_ext_irec->er_extbuf; @@ -4449,8 +4449,7 @@ xfs_iext_irec_remove( * compaction policy is as follows: * * Full Compaction: Extents fit into a single page (or inline buffer) - * Full Compaction: Extents occupy less than 10% of allocated space - * Partial Compaction: Extents occupy > 10% and < 50% of allocated space + * Partial Compaction: Extents occupy less than 50% of allocated space * No Compaction: Extents occupy at least 50% of allocated space */ void @@ -4471,8 +4470,6 @@ xfs_iext_irec_compact( xfs_iext_direct_to_inline(ifp, nextents); } else if (nextents <= XFS_LINEAR_EXTS) { xfs_iext_indirect_to_direct(ifp); - } else if (nextents < (nlists * XFS_LINEAR_EXTS) >> 3) { - xfs_iext_irec_compact_full(ifp); } else if (nextents < (nlists * XFS_LINEAR_EXTS) >> 1) { xfs_iext_irec_compact_pages(ifp); } @@ -4496,7 +4493,7 @@ xfs_iext_irec_compact_pages( erp_next = erp + 1; if (erp_next->er_extcount <= (XFS_LINEAR_EXTS - erp->er_extcount)) { - memmove(&erp->er_extbuf[erp->er_extcount], + memcpy(&erp->er_extbuf[erp->er_extcount], erp_next->er_extbuf, erp_next->er_extcount * sizeof(xfs_bmbt_rec_t)); erp->er_extcount += erp_next->er_extcount; @@ -4516,91 +4513,6 @@ xfs_iext_irec_compact_pages( } /* - * Fully compact the extent records managed by the indirection array. - */ -void -xfs_iext_irec_compact_full( - xfs_ifork_t *ifp) /* inode fork pointer */ -{ - xfs_bmbt_rec_host_t *ep, *ep_next; /* extent record pointers */ - xfs_ext_irec_t *erp, *erp_next; /* extent irec pointers */ - int erp_idx = 0; /* extent irec index */ - int ext_avail; /* empty entries in ex list */ - int ext_diff; /* number of exts to add */ - int nlists; /* number of irec's (ex lists) */ - - ASSERT(ifp->if_flags & XFS_IFEXTIREC); - - nlists = ifp->if_real_bytes / XFS_IEXT_BUFSZ; - erp = ifp->if_u1.if_ext_irec; - ep = &erp->er_extbuf[erp->er_extcount]; - erp_next = erp + 1; - ep_next = erp_next->er_extbuf; - - while (erp_idx < nlists - 1) { - /* - * Check how many extent records are available in this irec. - * If there is none skip the whole exercise. - */ - ext_avail = XFS_LINEAR_EXTS - erp->er_extcount; - if (ext_avail) { - - /* - * Copy over as many as possible extent records into - * the previous page. - */ - ext_diff = MIN(ext_avail, erp_next->er_extcount); - memcpy(ep, ep_next, ext_diff * sizeof(xfs_bmbt_rec_t)); - erp->er_extcount += ext_diff; - erp_next->er_extcount -= ext_diff; - - /* - * If the next irec is empty now we can simply - * remove it. - */ - if (erp_next->er_extcount == 0) { - /* - * Free page before removing extent record - * so er_extoffs don't get modified in - * xfs_iext_irec_remove. - */ - kmem_free(erp_next->er_extbuf); - erp_next->er_extbuf = NULL; - xfs_iext_irec_remove(ifp, erp_idx + 1); - erp = &ifp->if_u1.if_ext_irec[erp_idx]; - nlists = ifp->if_real_bytes / XFS_IEXT_BUFSZ; - - /* - * If the next irec is not empty move up the content - * that has not been copied to the previous page to - * the beggining of this one. - */ - } else { - memmove(erp_next->er_extbuf, &ep_next[ext_diff], - erp_next->er_extcount * - sizeof(xfs_bmbt_rec_t)); - ep_next = erp_next->er_extbuf; - memset(&ep_next[erp_next->er_extcount], 0, - (XFS_LINEAR_EXTS - - erp_next->er_extcount) * - sizeof(xfs_bmbt_rec_t)); - } - } - - if (erp->er_extcount == XFS_LINEAR_EXTS) { - erp_idx++; - if (erp_idx < nlists) - erp = &ifp->if_u1.if_ext_irec[erp_idx]; - else - break; - } - ep = &erp->er_extbuf[erp->er_extcount]; - erp_next = erp + 1; - ep_next = erp_next->er_extbuf; - } -} - -/* * This is called to update the er_extoff field in the indirection * array when extents have been added or removed from one of the * extent lists. erp_idx contains the irec index to begin updating diff --git a/fs/xfs/xfs_log.c b/fs/xfs/xfs_log.c index ccba14eb9dbe..503ea89e8b9a 100644 --- a/fs/xfs/xfs_log.c +++ b/fs/xfs/xfs_log.c @@ -124,16 +124,27 @@ STATIC void xlog_verify_tail_lsn(xlog_t *log, xlog_in_core_t *iclog, STATIC int xlog_iclogs_empty(xlog_t *log); #if defined(XFS_LOG_TRACE) + +#define XLOG_TRACE_LOGGRANT_SIZE 2048 +#define XLOG_TRACE_ICLOG_SIZE 256 + +void +xlog_trace_loggrant_alloc(xlog_t *log) +{ + log->l_grant_trace = ktrace_alloc(XLOG_TRACE_LOGGRANT_SIZE, KM_NOFS); +} + +void +xlog_trace_loggrant_dealloc(xlog_t *log) +{ + ktrace_free(log->l_grant_trace); +} + void xlog_trace_loggrant(xlog_t *log, xlog_ticket_t *tic, xfs_caddr_t string) { unsigned long cnts; - if (!log->l_grant_trace) { - log->l_grant_trace = ktrace_alloc(2048, KM_NOSLEEP); - if (!log->l_grant_trace) - return; - } /* ticket counts are 1 byte each */ cnts = ((unsigned long)tic->t_ocnt) | ((unsigned long)tic->t_cnt) << 8; @@ -157,10 +168,20 @@ xlog_trace_loggrant(xlog_t *log, xlog_ticket_t *tic, xfs_caddr_t string) } void +xlog_trace_iclog_alloc(xlog_in_core_t *iclog) +{ + iclog->ic_trace = ktrace_alloc(XLOG_TRACE_ICLOG_SIZE, KM_NOFS); +} + +void +xlog_trace_iclog_dealloc(xlog_in_core_t *iclog) +{ + ktrace_free(iclog->ic_trace); +} + +void xlog_trace_iclog(xlog_in_core_t *iclog, uint state) { - if (!iclog->ic_trace) - iclog->ic_trace = ktrace_alloc(256, KM_NOFS); ktrace_enter(iclog->ic_trace, (void *)((unsigned long)state), (void *)((unsigned long)current_pid()), @@ -170,8 +191,15 @@ xlog_trace_iclog(xlog_in_core_t *iclog, uint state) (void *)NULL, (void *)NULL); } #else + +#define xlog_trace_loggrant_alloc(log) +#define xlog_trace_loggrant_dealloc(log) #define xlog_trace_loggrant(log,tic,string) + +#define xlog_trace_iclog_alloc(iclog) +#define xlog_trace_iclog_dealloc(iclog) #define xlog_trace_iclog(iclog,state) + #endif /* XFS_LOG_TRACE */ @@ -1009,7 +1037,7 @@ xlog_iodone(xfs_buf_t *bp) * layer, it means the underlyin device no longer supports * barrier I/O. Warn loudly and turn off barriers. */ - if ((l->l_mp->m_flags & XFS_MOUNT_BARRIER) && !XFS_BUF_ORDERED(bp)) { + if ((l->l_mp->m_flags & XFS_MOUNT_BARRIER) && !XFS_BUF_ISORDERED(bp)) { l->l_mp->m_flags &= ~XFS_MOUNT_BARRIER; xfs_fs_cmn_err(CE_WARN, l->l_mp, "xlog_iodone: Barriers are no longer supported" @@ -1231,6 +1259,7 @@ xlog_alloc_log(xfs_mount_t *mp, spin_lock_init(&log->l_grant_lock); sv_init(&log->l_flush_wait, 0, "flush_wait"); + xlog_trace_loggrant_alloc(log); /* log record size must be multiple of BBSIZE; see xlog_rec_header_t */ ASSERT((XFS_BUF_SIZE(bp) & BBMASK) == 0); @@ -1285,6 +1314,8 @@ xlog_alloc_log(xfs_mount_t *mp, sv_init(&iclog->ic_force_wait, SV_DEFAULT, "iclog-force"); sv_init(&iclog->ic_write_wait, SV_DEFAULT, "iclog-write"); + xlog_trace_iclog_alloc(iclog); + iclogp = &iclog->ic_next; } *iclogp = log->l_iclog; /* complete ring */ @@ -1565,11 +1596,7 @@ xlog_dealloc_log(xlog_t *log) sv_destroy(&iclog->ic_force_wait); sv_destroy(&iclog->ic_write_wait); xfs_buf_free(iclog->ic_bp); -#ifdef XFS_LOG_TRACE - if (iclog->ic_trace != NULL) { - ktrace_free(iclog->ic_trace); - } -#endif + xlog_trace_iclog_dealloc(iclog); next_iclog = iclog->ic_next; kmem_free(iclog); iclog = next_iclog; @@ -1578,14 +1605,7 @@ xlog_dealloc_log(xlog_t *log) spinlock_destroy(&log->l_grant_lock); xfs_buf_free(log->l_xbuf); -#ifdef XFS_LOG_TRACE - if (log->l_trace != NULL) { - ktrace_free(log->l_trace); - } - if (log->l_grant_trace != NULL) { - ktrace_free(log->l_grant_trace); - } -#endif + xlog_trace_loggrant_dealloc(log); log->l_mp->m_log = NULL; kmem_free(log); } /* xlog_dealloc_log */ diff --git a/fs/xfs/xfs_log_priv.h b/fs/xfs/xfs_log_priv.h index c8a5b22ee3e3..e7d8f84443fa 100644 --- a/fs/xfs/xfs_log_priv.h +++ b/fs/xfs/xfs_log_priv.h @@ -448,7 +448,6 @@ typedef struct log { int l_grant_write_bytes; #ifdef XFS_LOG_TRACE - struct ktrace *l_trace; struct ktrace *l_grant_trace; #endif diff --git a/fs/xfs/xfs_vnodeops.c b/fs/xfs/xfs_vnodeops.c index aa238c8fbd7a..8b6812f66a15 100644 --- a/fs/xfs/xfs_vnodeops.c +++ b/fs/xfs/xfs_vnodeops.c @@ -1838,6 +1838,12 @@ again: #endif } +/* + * xfs_lock_two_inodes() can only be used to lock one type of lock + * at a time - the iolock or the ilock, but not both at once. If + * we lock both at once, lockdep will report false positives saying + * we have violated locking orders. + */ void xfs_lock_two_inodes( xfs_inode_t *ip0, @@ -1848,6 +1854,8 @@ xfs_lock_two_inodes( int attempts = 0; xfs_log_item_t *lp; + if (lock_mode & (XFS_IOLOCK_SHARED|XFS_IOLOCK_EXCL)) + ASSERT((lock_mode & (XFS_ILOCK_SHARED|XFS_ILOCK_EXCL)) == 0); ASSERT(ip0->i_ino != ip1->i_ino); if (ip0->i_ino > ip1->i_ino) { @@ -3152,6 +3160,13 @@ error1: /* Just cancel transaction */ /* * Zero file bytes between startoff and endoff inclusive. * The iolock is held exclusive and no blocks are buffered. + * + * This function is used by xfs_free_file_space() to zero + * partial blocks when the range to free is not block aligned. + * When unreserving space with boundaries that are not block + * aligned we round up the start and round down the end + * boundaries and then use this function to zero the parts of + * the blocks that got dropped during the rounding. */ STATIC int xfs_zero_remaining_bytes( @@ -3168,6 +3183,17 @@ xfs_zero_remaining_bytes( int nimap; int error = 0; + /* + * Avoid doing I/O beyond eof - it's not necessary + * since nothing can read beyond eof. The space will + * be zeroed when the file is extended anyway. + */ + if (startoff >= ip->i_size) + return 0; + + if (endoff > ip->i_size) + endoff = ip->i_size; + bp = xfs_buf_get_noaddr(mp->m_sb.sb_blocksize, XFS_IS_REALTIME_INODE(ip) ? mp->m_rtdev_targp : mp->m_ddev_targp); diff --git a/include/asm-generic/bug.h b/include/asm-generic/bug.h index a3f738cffdb6..edc6ba82e090 100644 --- a/include/asm-generic/bug.h +++ b/include/asm-generic/bug.h @@ -97,6 +97,16 @@ extern void warn_slowpath(const char *file, const int line, unlikely(__ret_warn_once); \ }) +#define WARN_ONCE(condition, format...) ({ \ + static int __warned; \ + int __ret_warn_once = !!(condition); \ + \ + if (unlikely(__ret_warn_once)) \ + if (WARN(!__warned, format)) \ + __warned = 1; \ + unlikely(__ret_warn_once); \ +}) + #define WARN_ON_RATELIMIT(condition, state) \ WARN_ON((condition) && __ratelimit(state)) diff --git a/include/asm-mips/pgtable-32.h b/include/asm-mips/pgtable-32.h index 4396e9ffd418..55813d6150c7 100644 --- a/include/asm-mips/pgtable-32.h +++ b/include/asm-mips/pgtable-32.h @@ -57,7 +57,7 @@ extern int add_temporary_entry(unsigned long entrylo0, unsigned long entrylo1, #define PMD_ORDER 1 #define PTE_ORDER 0 -#define PTRS_PER_PGD ((PAGE_SIZE << PGD_ORDER) / sizeof(pgd_t)) +#define PTRS_PER_PGD (USER_PTRS_PER_PGD * 2) #define PTRS_PER_PTE ((PAGE_SIZE << PTE_ORDER) / sizeof(pte_t)) #define USER_PTRS_PER_PGD (0x80000000UL/PGDIR_SIZE) diff --git a/include/asm-x86/acpi.h b/include/asm-x86/acpi.h index 635d764dc13e..35d1743b57ac 100644 --- a/include/asm-x86/acpi.h +++ b/include/asm-x86/acpi.h @@ -140,6 +140,8 @@ static inline unsigned int acpi_processor_cstate_check(unsigned int max_cstate) boot_cpu_data.x86_model <= 0x05 && boot_cpu_data.x86_mask < 0x0A) return 1; + else if (boot_cpu_has(X86_FEATURE_AMDC1E)) + return 1; else return max_cstate; } diff --git a/include/asm-x86/cpufeature.h b/include/asm-x86/cpufeature.h index 9489283a4bcf..cfcfb0a806ba 100644 --- a/include/asm-x86/cpufeature.h +++ b/include/asm-x86/cpufeature.h @@ -81,6 +81,7 @@ #define X86_FEATURE_LFENCE_RDTSC (3*32+18) /* Lfence synchronizes RDTSC */ #define X86_FEATURE_11AP (3*32+19) /* Bad local APIC aka 11AP */ #define X86_FEATURE_NOPL (3*32+20) /* The NOPL (0F 1F) instructions */ +#define X86_FEATURE_AMDC1E (3*32+21) /* AMD C1E detected */ /* Intel-defined CPU features, CPUID level 0x00000001 (ecx), word 4 */ #define X86_FEATURE_XMM3 (4*32+ 0) /* Streaming SIMD Extensions-3 */ diff --git a/include/asm-x86/idle.h b/include/asm-x86/idle.h index d240e5b30a45..cbb649123612 100644 --- a/include/asm-x86/idle.h +++ b/include/asm-x86/idle.h @@ -10,4 +10,6 @@ void idle_notifier_register(struct notifier_block *n); void enter_idle(void); void exit_idle(void); +void c1e_remove_cpu(int cpu); + #endif diff --git a/include/linux/ata.h b/include/linux/ata.h index 1ce19c1ef0e9..8a12d718c169 100644 --- a/include/linux/ata.h +++ b/include/linux/ata.h @@ -745,7 +745,7 @@ static inline int ata_ok(u8 status) static inline int lba_28_ok(u64 block, u32 n_block) { /* check the ending block number */ - return ((block + n_block - 1) < ((u64)1 << 28)) && (n_block <= 256); + return ((block + n_block) < ((u64)1 << 28)) && (n_block <= 256); } static inline int lba_48_ok(u64 block, u32 n_block) diff --git a/arch/arm/include/asm/cnt32_to_63.h b/include/linux/cnt32_to_63.h index 480c873fa746..8c0f9505b48c 100644 --- a/arch/arm/include/asm/cnt32_to_63.h +++ b/include/linux/cnt32_to_63.h @@ -1,5 +1,5 @@ /* - * include/asm/cnt32_to_63.h -- extend a 32-bit counter to 63 bits + * Extend a 32-bit counter to 63 bits * * Author: Nicolas Pitre * Created: December 3, 2006 @@ -10,15 +10,30 @@ * as published by the Free Software Foundation. */ -#ifndef __INCLUDE_CNT32_TO_63_H__ -#define __INCLUDE_CNT32_TO_63_H__ +#ifndef __LINUX_CNT32_TO_63_H__ +#define __LINUX_CNT32_TO_63_H__ #include <linux/compiler.h> -#include <asm/types.h> +#include <linux/types.h> #include <asm/byteorder.h> -/* - * Prototype: u64 cnt32_to_63(u32 cnt) +/* this is used only to give gcc a clue about good code generation */ +union cnt32_to_63 { + struct { +#if defined(__LITTLE_ENDIAN) + u32 lo, hi; +#elif defined(__BIG_ENDIAN) + u32 hi, lo; +#endif + }; + u64 val; +}; + + +/** + * cnt32_to_63 - Expand a 32-bit counter to a 63-bit counter + * @cnt_lo: The low part of the counter + * * Many hardware clock counters are only 32 bits wide and therefore have * a relatively short period making wrap-arounds rather frequent. This * is a problem when implementing sched_clock() for example, where a 64-bit @@ -51,26 +66,13 @@ * clear-bit instruction. Otherwise caller must remember to clear the top * bit explicitly. */ - -/* this is used only to give gcc a clue about good code generation */ -typedef union { - struct { -#if defined(__LITTLE_ENDIAN) - u32 lo, hi; -#elif defined(__BIG_ENDIAN) - u32 hi, lo; -#endif - }; - u64 val; -} cnt32_to_63_t; - #define cnt32_to_63(cnt_lo) \ ({ \ - static volatile u32 __m_cnt_hi = 0; \ - cnt32_to_63_t __x; \ + static volatile u32 __m_cnt_hi; \ + union cnt32_to_63 __x; \ __x.hi = __m_cnt_hi; \ __x.lo = (cnt_lo); \ - if (unlikely((s32)(__x.hi ^ __x.lo) < 0)) \ + if (unlikely((s32)(__x.hi ^ __x.lo) < 0)) \ __m_cnt_hi = __x.hi = (__x.hi ^ 0x80000000) + (__x.hi >> 31); \ __x.val; \ }) diff --git a/include/linux/ioport.h b/include/linux/ioport.h index 8d3b7a9afd17..350033e8f4e1 100644 --- a/include/linux/ioport.h +++ b/include/linux/ioport.h @@ -159,9 +159,9 @@ extern struct resource * __devm_request_region(struct device *dev, struct resource *parent, resource_size_t start, resource_size_t n, const char *name); -#define devm_release_region(start,n) \ +#define devm_release_region(dev, start, n) \ __devm_release_region(dev, &ioport_resource, (start), (n)) -#define devm_release_mem_region(start,n) \ +#define devm_release_mem_region(dev, start, n) \ __devm_release_region(dev, &iomem_resource, (start), (n)) extern void __devm_release_region(struct device *dev, struct resource *parent, diff --git a/include/linux/memstick.h b/include/linux/memstick.h index a9f998a3f48b..d0c37e682234 100644 --- a/include/linux/memstick.h +++ b/include/linux/memstick.h @@ -21,30 +21,30 @@ struct ms_status_register { unsigned char reserved; unsigned char interrupt; -#define MEMSTICK_INT_CMDNAK 0x0001 -#define MEMSTICK_INT_IOREQ 0x0008 -#define MEMSTICK_INT_IOBREQ 0x0010 -#define MEMSTICK_INT_BREQ 0x0020 -#define MEMSTICK_INT_ERR 0x0040 -#define MEMSTICK_INT_CED 0x0080 +#define MEMSTICK_INT_CMDNAK 0x01 +#define MEMSTICK_INT_IOREQ 0x08 +#define MEMSTICK_INT_IOBREQ 0x10 +#define MEMSTICK_INT_BREQ 0x20 +#define MEMSTICK_INT_ERR 0x40 +#define MEMSTICK_INT_CED 0x80 unsigned char status0; -#define MEMSTICK_STATUS0_WP 0x0001 -#define MEMSTICK_STATUS0_SL 0x0002 -#define MEMSTICK_STATUS0_BF 0x0010 -#define MEMSTICK_STATUS0_BE 0x0020 -#define MEMSTICK_STATUS0_FB0 0x0040 -#define MEMSTICK_STATUS0_MB 0x0080 +#define MEMSTICK_STATUS0_WP 0x01 +#define MEMSTICK_STATUS0_SL 0x02 +#define MEMSTICK_STATUS0_BF 0x10 +#define MEMSTICK_STATUS0_BE 0x20 +#define MEMSTICK_STATUS0_FB0 0x40 +#define MEMSTICK_STATUS0_MB 0x80 unsigned char status1; -#define MEMSTICK_STATUS1_UCFG 0x0001 -#define MEMSTICK_STATUS1_FGER 0x0002 -#define MEMSTICK_STATUS1_UCEX 0x0004 -#define MEMSTICK_STATUS1_EXER 0x0008 -#define MEMSTICK_STATUS1_UCDT 0x0010 -#define MEMSTICK_STATUS1_DTER 0x0020 -#define MEMSTICK_STATUS1_FBI 0x0040 -#define MEMSTICK_STATUS1_MB 0x0080 +#define MEMSTICK_STATUS1_UCFG 0x01 +#define MEMSTICK_STATUS1_FGER 0x02 +#define MEMSTICK_STATUS1_UCEX 0x04 +#define MEMSTICK_STATUS1_EXER 0x08 +#define MEMSTICK_STATUS1_UCDT 0x10 +#define MEMSTICK_STATUS1_DTER 0x20 +#define MEMSTICK_STATUS1_FB1 0x40 +#define MEMSTICK_STATUS1_MB 0x80 } __attribute__((packed)); struct ms_id_register { @@ -56,32 +56,32 @@ struct ms_id_register { struct ms_param_register { unsigned char system; -#define MEMSTICK_SYS_ATEN 0xc0 -#define MEMSTICK_SYS_BAMD 0x80 #define MEMSTICK_SYS_PAM 0x08 +#define MEMSTICK_SYS_BAMD 0x80 unsigned char block_address_msb; unsigned short block_address; unsigned char cp; -#define MEMSTICK_CP_BLOCK 0x0000 -#define MEMSTICK_CP_PAGE 0x0020 -#define MEMSTICK_CP_EXTRA 0x0040 -#define MEMSTICK_CP_OVERWRITE 0x0080 +#define MEMSTICK_CP_BLOCK 0x00 +#define MEMSTICK_CP_PAGE 0x20 +#define MEMSTICK_CP_EXTRA 0x40 +#define MEMSTICK_CP_OVERWRITE 0x80 unsigned char page_address; } __attribute__((packed)); struct ms_extra_data_register { unsigned char overwrite_flag; -#define MEMSTICK_OVERWRITE_UPDATA 0x0010 -#define MEMSTICK_OVERWRITE_PAGE 0x0060 -#define MEMSTICK_OVERWRITE_BLOCK 0x0080 +#define MEMSTICK_OVERWRITE_UDST 0x10 +#define MEMSTICK_OVERWRITE_PGST1 0x20 +#define MEMSTICK_OVERWRITE_PGST0 0x40 +#define MEMSTICK_OVERWRITE_BKST 0x80 unsigned char management_flag; -#define MEMSTICK_MANAGEMENT_SYSTEM 0x0004 -#define MEMSTICK_MANAGEMENT_TRANS_TABLE 0x0008 -#define MEMSTICK_MANAGEMENT_COPY 0x0010 -#define MEMSTICK_MANAGEMENT_ACCESS 0x0020 +#define MEMSTICK_MANAGEMENT_SYSFLG 0x04 +#define MEMSTICK_MANAGEMENT_ATFLG 0x08 +#define MEMSTICK_MANAGEMENT_SCMS1 0x10 +#define MEMSTICK_MANAGEMENT_SCMS0 0x20 unsigned short logical_address; } __attribute__((packed)); @@ -96,9 +96,9 @@ struct ms_register { struct mspro_param_register { unsigned char system; -#define MEMSTICK_SYS_SERIAL 0x80 #define MEMSTICK_SYS_PAR4 0x00 #define MEMSTICK_SYS_PAR8 0x40 +#define MEMSTICK_SYS_SERIAL 0x80 unsigned short data_count; unsigned int data_address; @@ -147,7 +147,7 @@ struct ms_register_addr { unsigned char w_length; } __attribute__((packed)); -enum { +enum memstick_tpc { MS_TPC_READ_MG_STATUS = 0x01, MS_TPC_READ_LONG_DATA = 0x02, MS_TPC_READ_SHORT_DATA = 0x03, @@ -167,7 +167,7 @@ enum { MS_TPC_SET_CMD = 0x0e }; -enum { +enum memstick_command { MS_CMD_BLOCK_END = 0x33, MS_CMD_RESET = 0x3c, MS_CMD_BLOCK_WRITE = 0x55, @@ -201,8 +201,6 @@ enum { /*** Driver structures and functions ***/ -#define MEMSTICK_PART_SHIFT 3 - enum memstick_param { MEMSTICK_POWER = 1, MEMSTICK_INTERFACE }; #define MEMSTICK_POWER_OFF 0 @@ -215,24 +213,27 @@ enum memstick_param { MEMSTICK_POWER = 1, MEMSTICK_INTERFACE }; struct memstick_host; struct memstick_driver; +struct memstick_device_id { + unsigned char match_flags; #define MEMSTICK_MATCH_ALL 0x01 + unsigned char type; #define MEMSTICK_TYPE_LEGACY 0xff #define MEMSTICK_TYPE_DUO 0x00 #define MEMSTICK_TYPE_PRO 0x01 + unsigned char category; #define MEMSTICK_CATEGORY_STORAGE 0xff #define MEMSTICK_CATEGORY_STORAGE_DUO 0x00 +#define MEMSTICK_CATEGORY_IO 0x01 +#define MEMSTICK_CATEGORY_IO_PRO 0x10 -#define MEMSTICK_CLASS_GENERIC 0xff -#define MEMSTICK_CLASS_GENERIC_DUO 0x00 - - -struct memstick_device_id { - unsigned char match_flags; - unsigned char type; - unsigned char category; unsigned char class; +#define MEMSTICK_CLASS_FLASH 0xff +#define MEMSTICK_CLASS_DUO 0x00 +#define MEMSTICK_CLASS_ROM 0x01 +#define MEMSTICK_CLASS_RO 0x02 +#define MEMSTICK_CLASS_WP 0x03 }; struct memstick_request { @@ -319,9 +320,9 @@ void memstick_suspend_host(struct memstick_host *host); void memstick_resume_host(struct memstick_host *host); void memstick_init_req_sg(struct memstick_request *mrq, unsigned char tpc, - struct scatterlist *sg); + const struct scatterlist *sg); void memstick_init_req(struct memstick_request *mrq, unsigned char tpc, - void *buf, size_t length); + const void *buf, size_t length); int memstick_next_req(struct memstick_host *host, struct memstick_request **mrq); void memstick_new_req(struct memstick_host *host); diff --git a/include/linux/mlx4/device.h b/include/linux/mlx4/device.h index 655ea0d1ee14..b2f944468313 100644 --- a/include/linux/mlx4/device.h +++ b/include/linux/mlx4/device.h @@ -141,6 +141,10 @@ enum { MLX4_STAT_RATE_OFFSET = 5 }; +enum { + MLX4_MTT_FLAG_PRESENT = 1 +}; + static inline u64 mlx4_fw_ver(u64 major, u64 minor, u64 subminor) { return (major << 32) | (minor << 16) | subminor; diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h index 443bc7cd8c62..428328a05fa1 100644 --- a/include/linux/mmzone.h +++ b/include/linux/mmzone.h @@ -751,8 +751,9 @@ static inline int zonelist_node_idx(struct zoneref *zoneref) * * This function returns the next zone at or below a given zone index that is * within the allowed nodemask using a cursor as the starting point for the - * search. The zoneref returned is a cursor that is used as the next starting - * point for future calls to next_zones_zonelist(). + * search. The zoneref returned is a cursor that represents the current zone + * being examined. It should be advanced by one before calling + * next_zones_zonelist again. */ struct zoneref *next_zones_zonelist(struct zoneref *z, enum zone_type highest_zoneidx, @@ -768,9 +769,8 @@ struct zoneref *next_zones_zonelist(struct zoneref *z, * * This function returns the first zone at or below a given zone index that is * within the allowed nodemask. The zoneref returned is a cursor that can be - * used to iterate the zonelist with next_zones_zonelist. The cursor should - * not be used by the caller as it does not match the value of the zone - * returned. + * used to iterate the zonelist with next_zones_zonelist by advancing it by + * one before calling. */ static inline struct zoneref *first_zones_zonelist(struct zonelist *zonelist, enum zone_type highest_zoneidx, @@ -795,7 +795,7 @@ static inline struct zoneref *first_zones_zonelist(struct zonelist *zonelist, #define for_each_zone_zonelist_nodemask(zone, z, zlist, highidx, nodemask) \ for (z = first_zones_zonelist(zlist, highidx, nodemask, &zone); \ zone; \ - z = next_zones_zonelist(z, highidx, nodemask, &zone)) \ + z = next_zones_zonelist(++z, highidx, nodemask, &zone)) \ /** * for_each_zone_zonelist - helper macro to iterate over valid zones in a zonelist at or below a given zone index diff --git a/include/linux/pci.h b/include/linux/pci.h index c0e14008a3c2..98dc6243a706 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -534,7 +534,7 @@ extern void pci_sort_breadthfirst(void); #ifdef CONFIG_PCI_LEGACY struct pci_dev __deprecated *pci_find_device(unsigned int vendor, unsigned int device, - const struct pci_dev *from); + struct pci_dev *from); struct pci_dev __deprecated *pci_find_slot(unsigned int bus, unsigned int devfn); #endif /* CONFIG_PCI_LEGACY */ @@ -550,7 +550,7 @@ struct pci_dev *pci_get_device(unsigned int vendor, unsigned int device, struct pci_dev *from); struct pci_dev *pci_get_subsys(unsigned int vendor, unsigned int device, unsigned int ss_vendor, unsigned int ss_device, - const struct pci_dev *from); + struct pci_dev *from); struct pci_dev *pci_get_slot(struct pci_bus *bus, unsigned int devfn); struct pci_dev *pci_get_bus_and_slot(unsigned int bus, unsigned int devfn); struct pci_dev *pci_get_class(unsigned int class, struct pci_dev *from); @@ -816,7 +816,7 @@ _PCI_NOP_ALL(write,) static inline struct pci_dev *pci_find_device(unsigned int vendor, unsigned int device, - const struct pci_dev *from) + struct pci_dev *from) { return NULL; } @@ -838,7 +838,7 @@ static inline struct pci_dev *pci_get_subsys(unsigned int vendor, unsigned int device, unsigned int ss_vendor, unsigned int ss_device, - const struct pci_dev *from) + struct pci_dev *from) { return NULL; } diff --git a/include/linux/pnp.h b/include/linux/pnp.h index 1ce54b63085d..be764e514e35 100644 --- a/include/linux/pnp.h +++ b/include/linux/pnp.h @@ -21,7 +21,14 @@ struct pnp_dev; /* * Resource Management */ +#ifdef CONFIG_PNP struct resource *pnp_get_resource(struct pnp_dev *, unsigned int, unsigned int); +#else +static inline struct resource *pnp_get_resource(struct pnp_dev *dev, unsigned int type, unsigned int num) +{ + return NULL; +} +#endif static inline int pnp_resource_valid(struct resource *res) { diff --git a/include/linux/smb.h b/include/linux/smb.h index caa43b2370cb..82fefddc5987 100644 --- a/include/linux/smb.h +++ b/include/linux/smb.h @@ -11,7 +11,9 @@ #include <linux/types.h> #include <linux/magic.h> +#ifdef __KERNEL__ #include <linux/time.h> +#endif enum smb_protocol { SMB_PROTOCOL_NONE, diff --git a/include/net/9p/9p.h b/include/net/9p/9p.h index b3d3e27c6299..c3626c0ba9d3 100644 --- a/include/net/9p/9p.h +++ b/include/net/9p/9p.h @@ -596,4 +596,5 @@ int p9_idpool_check(int id, struct p9_idpool *p); int p9_error_init(void); int p9_errstr2errno(char *, int); int p9_trans_fd_init(void); +void p9_trans_fd_exit(void); #endif /* NET_9P_H */ diff --git a/include/net/9p/transport.h b/include/net/9p/transport.h index 0db3a4038dc0..3ca737120a90 100644 --- a/include/net/9p/transport.h +++ b/include/net/9p/transport.h @@ -26,6 +26,8 @@ #ifndef NET_9P_TRANSPORT_H #define NET_9P_TRANSPORT_H +#include <linux/module.h> + /** * enum p9_trans_status - different states of underlying transports * @Connected: transport is connected and healthy @@ -91,9 +93,12 @@ struct p9_trans_module { int maxsize; /* max message size of transport */ int def; /* this transport should be default */ struct p9_trans * (*create)(const char *, char *, int, unsigned char); + struct module *owner; }; void v9fs_register_trans(struct p9_trans_module *m); -struct p9_trans_module *v9fs_match_trans(const substring_t *name); -struct p9_trans_module *v9fs_default_trans(void); +void v9fs_unregister_trans(struct p9_trans_module *m); +struct p9_trans_module *v9fs_get_trans_by_name(const substring_t *name); +struct p9_trans_module *v9fs_get_default_trans(void); +void v9fs_put_trans(struct p9_trans_module *m); #endif /* NET_9P_TRANSPORT_H */ diff --git a/include/net/netlink.h b/include/net/netlink.h index 18024b8cecb8..208fe5a38546 100644 --- a/include/net/netlink.h +++ b/include/net/netlink.h @@ -702,7 +702,7 @@ static inline int nla_len(const struct nlattr *nla) */ static inline int nla_ok(const struct nlattr *nla, int remaining) { - return remaining >= sizeof(*nla) && + return remaining >= (int) sizeof(*nla) && nla->nla_len >= sizeof(*nla) && nla->nla_len <= remaining; } diff --git a/kernel/cpuset.c b/kernel/cpuset.c index f227bc172690..827cd9adccb2 100644 --- a/kernel/cpuset.c +++ b/kernel/cpuset.c @@ -843,37 +843,25 @@ static void cpuset_change_cpumask(struct task_struct *tsk, /** * update_tasks_cpumask - Update the cpumasks of tasks in the cpuset. * @cs: the cpuset in which each task's cpus_allowed mask needs to be changed + * @heap: if NULL, defer allocating heap memory to cgroup_scan_tasks() * * Called with cgroup_mutex held * * The cgroup_scan_tasks() function will scan all the tasks in a cgroup, * calling callback functions for each. * - * Return 0 if successful, -errno if not. + * No return value. It's guaranteed that cgroup_scan_tasks() always returns 0 + * if @heap != NULL. */ -static int update_tasks_cpumask(struct cpuset *cs) +static void update_tasks_cpumask(struct cpuset *cs, struct ptr_heap *heap) { struct cgroup_scanner scan; - struct ptr_heap heap; - int retval; - - /* - * cgroup_scan_tasks() will initialize heap->gt for us. - * heap_init() is still needed here for we should not change - * cs->cpus_allowed when heap_init() fails. - */ - retval = heap_init(&heap, PAGE_SIZE, GFP_KERNEL, NULL); - if (retval) - return retval; scan.cg = cs->css.cgroup; scan.test_task = cpuset_test_cpumask; scan.process_task = cpuset_change_cpumask; - scan.heap = &heap; - retval = cgroup_scan_tasks(&scan); - - heap_free(&heap); - return retval; + scan.heap = heap; + cgroup_scan_tasks(&scan); } /** @@ -883,6 +871,7 @@ static int update_tasks_cpumask(struct cpuset *cs) */ static int update_cpumask(struct cpuset *cs, const char *buf) { + struct ptr_heap heap; struct cpuset trialcs; int retval; int is_load_balanced; @@ -917,6 +906,10 @@ static int update_cpumask(struct cpuset *cs, const char *buf) if (cpus_equal(cs->cpus_allowed, trialcs.cpus_allowed)) return 0; + retval = heap_init(&heap, PAGE_SIZE, GFP_KERNEL, NULL); + if (retval) + return retval; + is_load_balanced = is_sched_load_balance(&trialcs); mutex_lock(&callback_mutex); @@ -927,9 +920,9 @@ static int update_cpumask(struct cpuset *cs, const char *buf) * Scan tasks in the cpuset, and update the cpumasks of any * that need an update. */ - retval = update_tasks_cpumask(cs); - if (retval < 0) - return retval; + update_tasks_cpumask(cs, &heap); + + heap_free(&heap); if (is_load_balanced) async_rebuild_sched_domains(); @@ -1965,7 +1958,7 @@ static void scan_for_empty_cpusets(const struct cpuset *root) nodes_empty(cp->mems_allowed)) remove_tasks_in_empty_cpuset(cp); else { - update_tasks_cpumask(cp); + update_tasks_cpumask(cp, NULL); update_tasks_nodemask(cp, &oldmems); } } diff --git a/kernel/kexec.c b/kernel/kexec.c index 59f3f0df35d4..aef265325cd3 100644 --- a/kernel/kexec.c +++ b/kernel/kexec.c @@ -753,8 +753,14 @@ static struct page *kimage_alloc_page(struct kimage *image, *old = addr | (*old & ~PAGE_MASK); /* The old page I have found cannot be a - * destination page, so return it. + * destination page, so return it if it's + * gfp_flags honor the ones passed in. */ + if (!(gfp_mask & __GFP_HIGHMEM) && + PageHighMem(old_page)) { + kimage_free_pages(old_page); + continue; + } addr = old_addr; page = old_page; break; diff --git a/kernel/sched.c b/kernel/sched.c index cc1f81b50b82..13dd2db9fb2d 100644 --- a/kernel/sched.c +++ b/kernel/sched.c @@ -1087,7 +1087,7 @@ hotplug_hrtick(struct notifier_block *nfb, unsigned long action, void *hcpu) return NOTIFY_DONE; } -static void init_hrtick(void) +static __init void init_hrtick(void) { hotcpu_notifier(hotplug_hrtick, 0); } @@ -8909,6 +8909,9 @@ static int sched_rt_global_constraints(void) u64 rt_runtime, rt_period; int ret = 0; + if (sysctl_sched_rt_period <= 0) + return -EINVAL; + rt_period = ktime_to_ns(tg->rt_bandwidth.rt_period); rt_runtime = tg->rt_bandwidth.rt_runtime; @@ -8925,6 +8928,9 @@ static int sched_rt_global_constraints(void) unsigned long flags; int i; + if (sysctl_sched_rt_period <= 0) + return -EINVAL; + spin_lock_irqsave(&def_rt_bandwidth.rt_runtime_lock, flags); for_each_possible_cpu(i) { struct rt_rq *rt_rq = &cpu_rq(i)->rt; diff --git a/kernel/sched_rt.c b/kernel/sched_rt.c index 552310798dad..1113157b2058 100644 --- a/kernel/sched_rt.c +++ b/kernel/sched_rt.c @@ -350,6 +350,7 @@ static void __enable_runtime(struct rq *rq) spin_lock(&rt_rq->rt_runtime_lock); rt_rq->rt_runtime = rt_b->rt_runtime; rt_rq->rt_time = 0; + rt_rq->rt_throttled = 0; spin_unlock(&rt_rq->rt_runtime_lock); spin_unlock(&rt_b->rt_runtime_lock); } diff --git a/kernel/time/clockevents.c b/kernel/time/clockevents.c index 1876b526c778..f8d968063cea 100644 --- a/kernel/time/clockevents.c +++ b/kernel/time/clockevents.c @@ -72,6 +72,16 @@ void clockevents_set_mode(struct clock_event_device *dev, } /** + * clockevents_shutdown - shutdown the device and clear next_event + * @dev: device to shutdown + */ +void clockevents_shutdown(struct clock_event_device *dev) +{ + clockevents_set_mode(dev, CLOCK_EVT_MODE_SHUTDOWN); + dev->next_event.tv64 = KTIME_MAX; +} + +/** * clockevents_program_event - Reprogram the clock event device. * @expires: absolute expiry time (monotonic clock) * @@ -206,7 +216,7 @@ void clockevents_exchange_device(struct clock_event_device *old, if (new) { BUG_ON(new->mode != CLOCK_EVT_MODE_UNUSED); - clockevents_set_mode(new, CLOCK_EVT_MODE_SHUTDOWN); + clockevents_shutdown(new); } local_irq_restore(flags); } diff --git a/kernel/time/tick-broadcast.c b/kernel/time/tick-broadcast.c index 2f5a38294bf9..bd7034542399 100644 --- a/kernel/time/tick-broadcast.c +++ b/kernel/time/tick-broadcast.c @@ -235,9 +235,8 @@ static void tick_do_broadcast_on_off(void *why) case CLOCK_EVT_NOTIFY_BROADCAST_FORCE: if (!cpu_isset(cpu, tick_broadcast_mask)) { cpu_set(cpu, tick_broadcast_mask); - if (td->mode == TICKDEV_MODE_PERIODIC) - clockevents_set_mode(dev, - CLOCK_EVT_MODE_SHUTDOWN); + if (bc->mode == TICKDEV_MODE_PERIODIC) + clockevents_shutdown(dev); } if (*reason == CLOCK_EVT_NOTIFY_BROADCAST_FORCE) tick_broadcast_force = 1; @@ -246,7 +245,7 @@ static void tick_do_broadcast_on_off(void *why) if (!tick_broadcast_force && cpu_isset(cpu, tick_broadcast_mask)) { cpu_clear(cpu, tick_broadcast_mask); - if (td->mode == TICKDEV_MODE_PERIODIC) + if (bc->mode == TICKDEV_MODE_PERIODIC) tick_setup_periodic(dev, 0); } break; @@ -254,7 +253,7 @@ static void tick_do_broadcast_on_off(void *why) if (cpus_empty(tick_broadcast_mask)) { if (!bc_stopped) - clockevents_set_mode(bc, CLOCK_EVT_MODE_SHUTDOWN); + clockevents_shutdown(bc); } else if (bc_stopped) { if (tick_broadcast_device.mode == TICKDEV_MODE_PERIODIC) tick_broadcast_start_periodic(bc); @@ -306,7 +305,7 @@ void tick_shutdown_broadcast(unsigned int *cpup) if (tick_broadcast_device.mode == TICKDEV_MODE_PERIODIC) { if (bc && cpus_empty(tick_broadcast_mask)) - clockevents_set_mode(bc, CLOCK_EVT_MODE_SHUTDOWN); + clockevents_shutdown(bc); } spin_unlock_irqrestore(&tick_broadcast_lock, flags); @@ -321,7 +320,7 @@ void tick_suspend_broadcast(void) bc = tick_broadcast_device.evtdev; if (bc) - clockevents_set_mode(bc, CLOCK_EVT_MODE_SHUTDOWN); + clockevents_shutdown(bc); spin_unlock_irqrestore(&tick_broadcast_lock, flags); } @@ -576,4 +575,12 @@ void tick_shutdown_broadcast_oneshot(unsigned int *cpup) spin_unlock_irqrestore(&tick_broadcast_lock, flags); } +/* + * Check, whether the broadcast device is in one shot mode + */ +int tick_broadcast_oneshot_active(void) +{ + return tick_broadcast_device.mode == TICKDEV_MODE_ONESHOT; +} + #endif diff --git a/kernel/time/tick-common.c b/kernel/time/tick-common.c index c4777193d567..df12434b43ca 100644 --- a/kernel/time/tick-common.c +++ b/kernel/time/tick-common.c @@ -33,7 +33,7 @@ DEFINE_PER_CPU(struct tick_device, tick_cpu_device); */ ktime_t tick_next_period; ktime_t tick_period; -int tick_do_timer_cpu __read_mostly = -1; +int tick_do_timer_cpu __read_mostly = TICK_DO_TIMER_BOOT; DEFINE_SPINLOCK(tick_device_lock); /* @@ -109,7 +109,8 @@ void tick_setup_periodic(struct clock_event_device *dev, int broadcast) if (!tick_device_is_functional(dev)) return; - if (dev->features & CLOCK_EVT_FEAT_PERIODIC) { + if ((dev->features & CLOCK_EVT_FEAT_PERIODIC) && + !tick_broadcast_oneshot_active()) { clockevents_set_mode(dev, CLOCK_EVT_MODE_PERIODIC); } else { unsigned long seq; @@ -148,7 +149,7 @@ static void tick_setup_device(struct tick_device *td, * If no cpu took the do_timer update, assign it to * this cpu: */ - if (tick_do_timer_cpu == -1) { + if (tick_do_timer_cpu == TICK_DO_TIMER_BOOT) { tick_do_timer_cpu = cpu; tick_next_period = ktime_get(); tick_period = ktime_set(0, NSEC_PER_SEC / HZ); @@ -249,7 +250,7 @@ static int tick_check_new_device(struct clock_event_device *newdev) * not give it back to the clockevents layer ! */ if (tick_is_broadcast_device(curdev)) { - clockevents_set_mode(curdev, CLOCK_EVT_MODE_SHUTDOWN); + clockevents_shutdown(curdev); curdev = NULL; } clockevents_exchange_device(curdev, newdev); @@ -300,7 +301,8 @@ static void tick_shutdown(unsigned int *cpup) if (*cpup == tick_do_timer_cpu) { int cpu = first_cpu(cpu_online_map); - tick_do_timer_cpu = (cpu != NR_CPUS) ? cpu : -1; + tick_do_timer_cpu = (cpu != NR_CPUS) ? cpu : + TICK_DO_TIMER_NONE; } spin_unlock_irqrestore(&tick_device_lock, flags); } @@ -311,7 +313,7 @@ static void tick_suspend(void) unsigned long flags; spin_lock_irqsave(&tick_device_lock, flags); - clockevents_set_mode(td->evtdev, CLOCK_EVT_MODE_SHUTDOWN); + clockevents_shutdown(td->evtdev); spin_unlock_irqrestore(&tick_device_lock, flags); } diff --git a/kernel/time/tick-internal.h b/kernel/time/tick-internal.h index 0ffc2918ea6f..469248782c23 100644 --- a/kernel/time/tick-internal.h +++ b/kernel/time/tick-internal.h @@ -1,6 +1,10 @@ /* * tick internal variable and functions used by low/high res code */ + +#define TICK_DO_TIMER_NONE -1 +#define TICK_DO_TIMER_BOOT -2 + DECLARE_PER_CPU(struct tick_device, tick_cpu_device); extern spinlock_t tick_device_lock; extern ktime_t tick_next_period; @@ -10,6 +14,8 @@ extern int tick_do_timer_cpu __read_mostly; extern void tick_setup_periodic(struct clock_event_device *dev, int broadcast); extern void tick_handle_periodic(struct clock_event_device *dev); +extern void clockevents_shutdown(struct clock_event_device *dev); + /* * NO_HZ / high resolution timer shared code */ @@ -29,6 +35,7 @@ extern void tick_broadcast_oneshot_control(unsigned long reason); extern void tick_broadcast_switch_to_oneshot(void); extern void tick_shutdown_broadcast_oneshot(unsigned int *cpup); extern int tick_resume_broadcast_oneshot(struct clock_event_device *bc); +extern int tick_broadcast_oneshot_active(void); # else /* BROADCAST */ static inline void tick_broadcast_setup_oneshot(struct clock_event_device *bc) { @@ -37,6 +44,7 @@ static inline void tick_broadcast_setup_oneshot(struct clock_event_device *bc) static inline void tick_broadcast_oneshot_control(unsigned long reason) { } static inline void tick_broadcast_switch_to_oneshot(void) { } static inline void tick_shutdown_broadcast_oneshot(unsigned int *cpup) { } +static inline int tick_broadcast_oneshot_active(void) { return 0; } # endif /* !BROADCAST */ #else /* !ONESHOT */ @@ -66,6 +74,7 @@ static inline int tick_resume_broadcast_oneshot(struct clock_event_device *bc) { return 0; } +static inline int tick_broadcast_oneshot_active(void) { return 0; } #endif /* !TICK_ONESHOT */ /* diff --git a/kernel/time/tick-sched.c b/kernel/time/tick-sched.c index a87b0468568b..39019b3f7621 100644 --- a/kernel/time/tick-sched.c +++ b/kernel/time/tick-sched.c @@ -75,6 +75,9 @@ static void tick_do_update_jiffies64(ktime_t now) incr * ticks); } do_timer(++ticks); + + /* Keep the tick_next_period variable up to date */ + tick_next_period = ktime_add(last_jiffies_update, tick_period); } write_sequnlock(&xtime_lock); } @@ -221,7 +224,7 @@ void tick_nohz_stop_sched_tick(int inidle) */ if (unlikely(!cpu_online(cpu))) { if (cpu == tick_do_timer_cpu) - tick_do_timer_cpu = -1; + tick_do_timer_cpu = TICK_DO_TIMER_NONE; } if (unlikely(ts->nohz_mode == NOHZ_MODE_INACTIVE)) @@ -303,7 +306,7 @@ void tick_nohz_stop_sched_tick(int inidle) * invoked. */ if (cpu == tick_do_timer_cpu) - tick_do_timer_cpu = -1; + tick_do_timer_cpu = TICK_DO_TIMER_NONE; ts->idle_sleeps++; @@ -468,7 +471,7 @@ static void tick_nohz_handler(struct clock_event_device *dev) * this duty, then the jiffies update is still serialized by * xtime_lock. */ - if (unlikely(tick_do_timer_cpu == -1)) + if (unlikely(tick_do_timer_cpu == TICK_DO_TIMER_NONE)) tick_do_timer_cpu = cpu; /* Check, if the jiffies need an update */ @@ -570,7 +573,7 @@ static enum hrtimer_restart tick_sched_timer(struct hrtimer *timer) * this duty, then the jiffies update is still serialized by * xtime_lock. */ - if (unlikely(tick_do_timer_cpu == -1)) + if (unlikely(tick_do_timer_cpu == TICK_DO_TIMER_NONE)) tick_do_timer_cpu = cpu; #endif diff --git a/mm/memcontrol.c b/mm/memcontrol.c index 0f1f7a7374ba..c0500e4d3a2f 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -806,6 +806,7 @@ int mem_cgroup_shrink_usage(struct mm_struct *mm, gfp_t gfp_mask) do { progress = try_to_free_mem_cgroup_pages(mem, gfp_mask); + progress += res_counter_check_under_limit(&mem->res); } while (!progress && --retry); css_put(&mem->css); diff --git a/mm/mmzone.c b/mm/mmzone.c index 486ed595ee6f..16ce8b955dcf 100644 --- a/mm/mmzone.c +++ b/mm/mmzone.c @@ -69,6 +69,6 @@ struct zoneref *next_zones_zonelist(struct zoneref *z, (z->zone && !zref_in_nodemask(z, nodes))) z++; - *zone = zonelist_zone(z++); + *zone = zonelist_zone(z); return z; } diff --git a/mm/slub.c b/mm/slub.c index fb486d5540f8..0c83e6afe7b2 100644 --- a/mm/slub.c +++ b/mm/slub.c @@ -1932,6 +1932,7 @@ init_kmem_cache_node(struct kmem_cache_node *n, struct kmem_cache *s) INIT_LIST_HEAD(&n->partial); #ifdef CONFIG_SLUB_DEBUG atomic_long_set(&n->nr_slabs, 0); + atomic_long_set(&n->total_objects, 0); INIT_LIST_HEAD(&n->full); #endif } diff --git a/mm/tiny-shmem.c b/mm/tiny-shmem.c index ae532f501943..d17cb6f6ab10 100644 --- a/mm/tiny-shmem.c +++ b/mm/tiny-shmem.c @@ -65,31 +65,25 @@ struct file *shmem_file_setup(char *name, loff_t size, unsigned long flags) if (!dentry) goto put_memory; - error = -ENOSPC; - inode = ramfs_get_inode(root->d_sb, S_IFREG | S_IRWXUGO, 0); - if (!inode) - goto put_dentry; - - d_instantiate(dentry, inode); error = -ENFILE; - file = alloc_file(shm_mnt, dentry, FMODE_WRITE | FMODE_READ, - &ramfs_file_operations); + file = get_empty_filp(); if (!file) goto put_dentry; - inode->i_nlink = 0; /* It is unlinked */ - - /* notify everyone as to the change of file size */ - error = do_truncate(dentry, size, 0, file); - if (error < 0) + error = -ENOSPC; + inode = ramfs_get_inode(root->d_sb, S_IFREG | S_IRWXUGO, 0); + if (!inode) goto close_file; + d_instantiate(dentry, inode); + inode->i_size = size; + inode->i_nlink = 0; /* It is unlinked */ + init_file(file, shm_mnt, dentry, FMODE_WRITE | FMODE_READ, + &ramfs_file_operations); return file; close_file: put_filp(file); - return ERR_PTR(error); - put_dentry: dput(dentry); put_memory: diff --git a/net/9p/client.c b/net/9p/client.c index 2ffe40cf2f01..10e320307ec0 100644 --- a/net/9p/client.c +++ b/net/9p/client.c @@ -75,7 +75,6 @@ static int parse_opts(char *opts, struct p9_client *clnt) int option; int ret = 0; - clnt->trans_mod = v9fs_default_trans(); clnt->dotu = 1; clnt->msize = 8192; @@ -108,7 +107,7 @@ static int parse_opts(char *opts, struct p9_client *clnt) clnt->msize = option; break; case Opt_trans: - clnt->trans_mod = v9fs_match_trans(&args[0]); + clnt->trans_mod = v9fs_get_trans_by_name(&args[0]); break; case Opt_legacy: clnt->dotu = 0; @@ -117,6 +116,10 @@ static int parse_opts(char *opts, struct p9_client *clnt) continue; } } + + if (!clnt->trans_mod) + clnt->trans_mod = v9fs_get_default_trans(); + kfree(options); return ret; } @@ -150,6 +153,7 @@ struct p9_client *p9_client_create(const char *dev_name, char *options) if (!clnt) return ERR_PTR(-ENOMEM); + clnt->trans_mod = NULL; clnt->trans = NULL; spin_lock_init(&clnt->lock); INIT_LIST_HEAD(&clnt->fidlist); @@ -235,6 +239,8 @@ void p9_client_destroy(struct p9_client *clnt) clnt->trans = NULL; } + v9fs_put_trans(clnt->trans_mod); + list_for_each_entry_safe(fid, fidptr, &clnt->fidlist, flist) p9_fid_destroy(fid); diff --git a/net/9p/conv.c b/net/9p/conv.c index 44547201f5bc..5ad3a3bd73b2 100644 --- a/net/9p/conv.c +++ b/net/9p/conv.c @@ -451,8 +451,10 @@ p9_put_data(struct cbuf *bufp, const char *data, int count, unsigned char **pdata) { *pdata = buf_alloc(bufp, count); + if (*pdata == NULL) + return -ENOMEM; memmove(*pdata, data, count); - return count; + return 0; } static int @@ -460,6 +462,8 @@ p9_put_user_data(struct cbuf *bufp, const char __user *data, int count, unsigned char **pdata) { *pdata = buf_alloc(bufp, count); + if (*pdata == NULL) + return -ENOMEM; return copy_from_user(*pdata, data, count); } diff --git a/net/9p/mod.c b/net/9p/mod.c index bdee1fb7cc62..1084feb24cb0 100644 --- a/net/9p/mod.c +++ b/net/9p/mod.c @@ -31,6 +31,7 @@ #include <linux/parser.h> #include <net/9p/transport.h> #include <linux/list.h> +#include <linux/spinlock.h> #ifdef CONFIG_NET_9P_DEBUG unsigned int p9_debug_level = 0; /* feature-rific global debug level */ @@ -44,8 +45,8 @@ MODULE_PARM_DESC(debug, "9P debugging level"); * */ +static DEFINE_SPINLOCK(v9fs_trans_lock); static LIST_HEAD(v9fs_trans_list); -static struct p9_trans_module *v9fs_default_transport; /** * v9fs_register_trans - register a new transport with 9p @@ -54,48 +55,87 @@ static struct p9_trans_module *v9fs_default_transport; */ void v9fs_register_trans(struct p9_trans_module *m) { + spin_lock(&v9fs_trans_lock); list_add_tail(&m->list, &v9fs_trans_list); - if (m->def) - v9fs_default_transport = m; + spin_unlock(&v9fs_trans_lock); } EXPORT_SYMBOL(v9fs_register_trans); /** - * v9fs_match_trans - match transport versus registered transports + * v9fs_unregister_trans - unregister a 9p transport + * @m: the transport to remove + * + */ +void v9fs_unregister_trans(struct p9_trans_module *m) +{ + spin_lock(&v9fs_trans_lock); + list_del_init(&m->list); + spin_unlock(&v9fs_trans_lock); +} +EXPORT_SYMBOL(v9fs_unregister_trans); + +/** + * v9fs_get_trans_by_name - get transport with the matching name * @name: string identifying transport * */ -struct p9_trans_module *v9fs_match_trans(const substring_t *name) +struct p9_trans_module *v9fs_get_trans_by_name(const substring_t *name) { - struct list_head *p; - struct p9_trans_module *t = NULL; - - list_for_each(p, &v9fs_trans_list) { - t = list_entry(p, struct p9_trans_module, list); - if (strncmp(t->name, name->from, name->to-name->from) == 0) - return t; - } - return NULL; + struct p9_trans_module *t, *found = NULL; + + spin_lock(&v9fs_trans_lock); + + list_for_each_entry(t, &v9fs_trans_list, list) + if (strncmp(t->name, name->from, name->to-name->from) == 0 && + try_module_get(t->owner)) { + found = t; + break; + } + + spin_unlock(&v9fs_trans_lock); + return found; } -EXPORT_SYMBOL(v9fs_match_trans); +EXPORT_SYMBOL(v9fs_get_trans_by_name); /** - * v9fs_default_trans - returns pointer to default transport + * v9fs_get_default_trans - get the default transport * */ -struct p9_trans_module *v9fs_default_trans(void) +struct p9_trans_module *v9fs_get_default_trans(void) { - if (v9fs_default_transport) - return v9fs_default_transport; - else if (!list_empty(&v9fs_trans_list)) - return list_first_entry(&v9fs_trans_list, - struct p9_trans_module, list); - else - return NULL; + struct p9_trans_module *t, *found = NULL; + + spin_lock(&v9fs_trans_lock); + + list_for_each_entry(t, &v9fs_trans_list, list) + if (t->def && try_module_get(t->owner)) { + found = t; + break; + } + + if (!found) + list_for_each_entry(t, &v9fs_trans_list, list) + if (try_module_get(t->owner)) { + found = t; + break; + } + + spin_unlock(&v9fs_trans_lock); + return found; } -EXPORT_SYMBOL(v9fs_default_trans); +EXPORT_SYMBOL(v9fs_get_default_trans); +/** + * v9fs_put_trans - put trans + * @m: transport to put + * + */ +void v9fs_put_trans(struct p9_trans_module *m) +{ + if (m) + module_put(m->owner); +} /** * v9fs_init - Initialize module @@ -120,6 +160,8 @@ static int __init init_p9(void) static void __exit exit_p9(void) { printk(KERN_INFO "Unloading 9P2000 support\n"); + + p9_trans_fd_exit(); } module_init(init_p9) diff --git a/net/9p/trans_fd.c b/net/9p/trans_fd.c index cdf137af7adc..d652baf5ff91 100644 --- a/net/9p/trans_fd.c +++ b/net/9p/trans_fd.c @@ -151,7 +151,6 @@ struct p9_mux_poll_task { * @trans: reference to transport instance for this connection * @tagpool: id accounting for transactions * @err: error state - * @equeue: event wait_q (?) * @req_list: accounting for requests which have been sent * @unsent_req_list: accounting for requests that haven't been sent * @rcall: current response &p9_fcall structure @@ -178,7 +177,6 @@ struct p9_conn { struct p9_trans *trans; struct p9_idpool *tagpool; int err; - wait_queue_head_t equeue; struct list_head req_list; struct list_head unsent_req_list; struct p9_fcall *rcall; @@ -240,22 +238,6 @@ static int p9_conn_rpcnb(struct p9_conn *m, struct p9_fcall *tc, static void p9_conn_cancel(struct p9_conn *m, int err); -static int p9_mux_global_init(void) -{ - int i; - - for (i = 0; i < ARRAY_SIZE(p9_mux_poll_tasks); i++) - p9_mux_poll_tasks[i].task = NULL; - - p9_mux_wq = create_workqueue("v9fs"); - if (!p9_mux_wq) { - printk(KERN_WARNING "v9fs: mux: creating workqueue failed\n"); - return -ENOMEM; - } - - return 0; -} - static u16 p9_mux_get_tag(struct p9_conn *m) { int tag; @@ -409,11 +391,11 @@ static void p9_mux_poll_stop(struct p9_conn *m) static struct p9_conn *p9_conn_create(struct p9_trans *trans) { int i, n; - struct p9_conn *m, *mtmp; + struct p9_conn *m; P9_DPRINTK(P9_DEBUG_MUX, "transport %p msize %d\n", trans, trans->msize); - m = kmalloc(sizeof(struct p9_conn), GFP_KERNEL); + m = kzalloc(sizeof(struct p9_conn), GFP_KERNEL); if (!m) return ERR_PTR(-ENOMEM); @@ -424,25 +406,14 @@ static struct p9_conn *p9_conn_create(struct p9_trans *trans) m->trans = trans; m->tagpool = p9_idpool_create(); if (IS_ERR(m->tagpool)) { - mtmp = ERR_PTR(-ENOMEM); kfree(m); - return mtmp; + return ERR_PTR(-ENOMEM); } - m->err = 0; - init_waitqueue_head(&m->equeue); INIT_LIST_HEAD(&m->req_list); INIT_LIST_HEAD(&m->unsent_req_list); - m->rcall = NULL; - m->rpos = 0; - m->rbuf = NULL; - m->wpos = m->wsize = 0; - m->wbuf = NULL; INIT_WORK(&m->rq, p9_read_work); INIT_WORK(&m->wq, p9_write_work); - m->wsched = 0; - memset(&m->poll_waddr, 0, sizeof(m->poll_waddr)); - m->poll_task = NULL; n = p9_mux_poll_start(m); if (n) { kfree(m); @@ -463,10 +434,8 @@ static struct p9_conn *p9_conn_create(struct p9_trans *trans) for (i = 0; i < ARRAY_SIZE(m->poll_waddr); i++) { if (IS_ERR(m->poll_waddr[i])) { p9_mux_poll_stop(m); - mtmp = (void *)m->poll_waddr; /* the error code */ kfree(m); - m = mtmp; - break; + return (void *)m->poll_waddr; /* the error code */ } } @@ -483,18 +452,13 @@ static void p9_conn_destroy(struct p9_conn *m) { P9_DPRINTK(P9_DEBUG_MUX, "mux %p prev %p next %p\n", m, m->mux_list.prev, m->mux_list.next); - p9_conn_cancel(m, -ECONNRESET); - - if (!list_empty(&m->req_list)) { - /* wait until all processes waiting on this session exit */ - P9_DPRINTK(P9_DEBUG_MUX, - "mux %p waiting for empty request queue\n", m); - wait_event_timeout(m->equeue, (list_empty(&m->req_list)), 5000); - P9_DPRINTK(P9_DEBUG_MUX, "mux %p request queue empty: %d\n", m, - list_empty(&m->req_list)); - } p9_mux_poll_stop(m); + cancel_work_sync(&m->rq); + cancel_work_sync(&m->wq); + + p9_conn_cancel(m, -ECONNRESET); + m->trans = NULL; p9_idpool_destroy(m->tagpool); kfree(m); @@ -840,8 +804,6 @@ static void p9_read_work(struct work_struct *work) (*req->cb) (req, req->cba); else kfree(req->rcall); - - wake_up(&m->equeue); } } else { if (err >= 0 && rcall->id != P9_RFLUSH) @@ -908,8 +870,10 @@ static struct p9_req *p9_send_request(struct p9_conn *m, else n = p9_mux_get_tag(m); - if (n < 0) + if (n < 0) { + kfree(req); return ERR_PTR(-ENOMEM); + } p9_set_tag(tc, n); @@ -984,8 +948,6 @@ static void p9_mux_flush_cb(struct p9_req *freq, void *a) (*req->cb) (req, req->cba); else kfree(req->rcall); - - wake_up(&m->equeue); } kfree(freq->tcall); @@ -1191,8 +1153,6 @@ void p9_conn_cancel(struct p9_conn *m, int err) else kfree(req->rcall); } - - wake_up(&m->equeue); } /** @@ -1370,7 +1330,6 @@ p9_fd_poll(struct p9_trans *trans, struct poll_table_struct *pt) { int ret, n; struct p9_trans_fd *ts = NULL; - mm_segment_t oldfs; if (trans && trans->status == Connected) ts = trans->priv; @@ -1384,24 +1343,17 @@ p9_fd_poll(struct p9_trans *trans, struct poll_table_struct *pt) if (!ts->wr->f_op || !ts->wr->f_op->poll) return -EIO; - oldfs = get_fs(); - set_fs(get_ds()); - ret = ts->rd->f_op->poll(ts->rd, pt); if (ret < 0) - goto end; + return ret; if (ts->rd != ts->wr) { n = ts->wr->f_op->poll(ts->wr, pt); - if (n < 0) { - ret = n; - goto end; - } + if (n < 0) + return n; ret = (ret & ~POLLOUT) | (n & ~POLLIN); } -end: - set_fs(oldfs); return ret; } @@ -1629,6 +1581,7 @@ static struct p9_trans_module p9_tcp_trans = { .maxsize = MAX_SOCK_BUF, .def = 1, .create = p9_trans_create_tcp, + .owner = THIS_MODULE, }; static struct p9_trans_module p9_unix_trans = { @@ -1636,6 +1589,7 @@ static struct p9_trans_module p9_unix_trans = { .maxsize = MAX_SOCK_BUF, .def = 0, .create = p9_trans_create_unix, + .owner = THIS_MODULE, }; static struct p9_trans_module p9_fd_trans = { @@ -1643,14 +1597,20 @@ static struct p9_trans_module p9_fd_trans = { .maxsize = MAX_SOCK_BUF, .def = 0, .create = p9_trans_create_fd, + .owner = THIS_MODULE, }; int p9_trans_fd_init(void) { - int ret = p9_mux_global_init(); - if (ret) { - printk(KERN_WARNING "9p: starting mux failed\n"); - return ret; + int i; + + for (i = 0; i < ARRAY_SIZE(p9_mux_poll_tasks); i++) + p9_mux_poll_tasks[i].task = NULL; + + p9_mux_wq = create_workqueue("v9fs"); + if (!p9_mux_wq) { + printk(KERN_WARNING "v9fs: mux: creating workqueue failed\n"); + return -ENOMEM; } v9fs_register_trans(&p9_tcp_trans); @@ -1659,4 +1619,12 @@ int p9_trans_fd_init(void) return 0; } -EXPORT_SYMBOL(p9_trans_fd_init); + +void p9_trans_fd_exit(void) +{ + v9fs_unregister_trans(&p9_tcp_trans); + v9fs_unregister_trans(&p9_unix_trans); + v9fs_unregister_trans(&p9_fd_trans); + + destroy_workqueue(p9_mux_wq); +} diff --git a/net/9p/trans_virtio.c b/net/9p/trans_virtio.c index 42adc052b149..94912e077a55 100644 --- a/net/9p/trans_virtio.c +++ b/net/9p/trans_virtio.c @@ -528,6 +528,7 @@ static struct p9_trans_module p9_virtio_trans = { .create = p9_virtio_create, .maxsize = PAGE_SIZE*16, .def = 0, + .owner = THIS_MODULE, }; /* The standard init function */ @@ -545,6 +546,7 @@ static int __init p9_virtio_init(void) static void __exit p9_virtio_cleanup(void) { unregister_virtio_driver(&p9_virtio_drv); + v9fs_unregister_trans(&p9_virtio_trans); } module_init(p9_virtio_init); diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c index f5b21cb93699..278a3ace14f6 100644 --- a/net/bluetooth/hci_core.c +++ b/net/bluetooth/hci_core.c @@ -164,6 +164,9 @@ static inline int hci_request(struct hci_dev *hdev, void (*req)(struct hci_dev * { int ret; + if (!test_bit(HCI_UP, &hdev->flags)) + return -ENETDOWN; + /* Serialize all requests */ hci_req_lock(hdev); ret = __hci_request(hdev, req, opt, timeout); diff --git a/net/core/dev.c b/net/core/dev.c index e719ed29310f..e8eb2b478344 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -122,6 +122,7 @@ #include <linux/if_arp.h> #include <linux/if_vlan.h> #include <linux/ip.h> +#include <net/ip.h> #include <linux/ipv6.h> #include <linux/in.h> #include <linux/jhash.h> @@ -1667,7 +1668,7 @@ static u16 simple_tx_hash(struct net_device *dev, struct sk_buff *skb) { u32 addr1, addr2, ports; u32 hash, ihl; - u8 ip_proto; + u8 ip_proto = 0; if (unlikely(!simple_tx_hashrnd_initialized)) { get_random_bytes(&simple_tx_hashrnd, 4); @@ -1676,7 +1677,8 @@ static u16 simple_tx_hash(struct net_device *dev, struct sk_buff *skb) switch (skb->protocol) { case __constant_htons(ETH_P_IP): - ip_proto = ip_hdr(skb)->protocol; + if (!(ip_hdr(skb)->frag_off & htons(IP_MF | IP_OFFSET))) + ip_proto = ip_hdr(skb)->protocol; addr1 = ip_hdr(skb)->saddr; addr2 = ip_hdr(skb)->daddr; ihl = ip_hdr(skb)->ihl; diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c index 8e42fbbd5761..57e26fa66185 100644 --- a/net/ipv4/udp.c +++ b/net/ipv4/udp.c @@ -951,6 +951,27 @@ int udp_disconnect(struct sock *sk, int flags) return 0; } +static int __udp_queue_rcv_skb(struct sock *sk, struct sk_buff *skb) +{ + int is_udplite = IS_UDPLITE(sk); + int rc; + + if ((rc = sock_queue_rcv_skb(sk, skb)) < 0) { + /* Note that an ENOMEM error is charged twice */ + if (rc == -ENOMEM) + UDP_INC_STATS_BH(sock_net(sk), UDP_MIB_RCVBUFERRORS, + is_udplite); + goto drop; + } + + return 0; + +drop: + UDP_INC_STATS_BH(sock_net(sk), UDP_MIB_INERRORS, is_udplite); + kfree_skb(skb); + return -1; +} + /* returns: * -1: error * 0: success @@ -989,9 +1010,7 @@ int udp_queue_rcv_skb(struct sock * sk, struct sk_buff *skb) up->encap_rcv != NULL) { int ret; - bh_unlock_sock(sk); ret = (*up->encap_rcv)(sk, skb); - bh_lock_sock(sk); if (ret <= 0) { UDP_INC_STATS_BH(sock_net(sk), UDP_MIB_INDATAGRAMS, @@ -1044,17 +1063,16 @@ int udp_queue_rcv_skb(struct sock * sk, struct sk_buff *skb) goto drop; } - if ((rc = sock_queue_rcv_skb(sk,skb)) < 0) { - /* Note that an ENOMEM error is charged twice */ - if (rc == -ENOMEM) { - UDP_INC_STATS_BH(sock_net(sk), - UDP_MIB_RCVBUFERRORS, is_udplite); - atomic_inc(&sk->sk_drops); - } - goto drop; - } + rc = 0; - return 0; + bh_lock_sock(sk); + if (!sock_owned_by_user(sk)) + rc = __udp_queue_rcv_skb(sk, skb); + else + sk_add_backlog(sk, skb); + bh_unlock_sock(sk); + + return rc; drop: UDP_INC_STATS_BH(sock_net(sk), UDP_MIB_INERRORS, is_udplite); @@ -1092,15 +1110,7 @@ static int __udp4_lib_mcast_deliver(struct net *net, struct sk_buff *skb, skb1 = skb_clone(skb, GFP_ATOMIC); if (skb1) { - int ret = 0; - - bh_lock_sock(sk); - if (!sock_owned_by_user(sk)) - ret = udp_queue_rcv_skb(sk, skb1); - else - sk_add_backlog(sk, skb1); - bh_unlock_sock(sk); - + int ret = udp_queue_rcv_skb(sk, skb1); if (ret > 0) /* we should probably re-process instead * of dropping packets here. */ @@ -1195,13 +1205,7 @@ int __udp4_lib_rcv(struct sk_buff *skb, struct hlist_head udptable[], uh->dest, inet_iif(skb), udptable); if (sk != NULL) { - int ret = 0; - bh_lock_sock(sk); - if (!sock_owned_by_user(sk)) - ret = udp_queue_rcv_skb(sk, skb); - else - sk_add_backlog(sk, skb); - bh_unlock_sock(sk); + int ret = udp_queue_rcv_skb(sk, skb); sock_put(sk); /* a return value > 0 means to resubmit the input, but @@ -1494,7 +1498,7 @@ struct proto udp_prot = { .sendmsg = udp_sendmsg, .recvmsg = udp_recvmsg, .sendpage = udp_sendpage, - .backlog_rcv = udp_queue_rcv_skb, + .backlog_rcv = __udp_queue_rcv_skb, .hash = udp_lib_hash, .unhash = udp_lib_unhash, .get_port = udp_v4_get_port, diff --git a/net/ipv6/netfilter/ip6t_hbh.c b/net/ipv6/netfilter/ip6t_hbh.c index 62e39ace0588..26654b26d7fa 100644 --- a/net/ipv6/netfilter/ip6t_hbh.c +++ b/net/ipv6/netfilter/ip6t_hbh.c @@ -97,8 +97,6 @@ hbh_mt6(const struct sk_buff *skb, const struct net_device *in, hdrlen -= 2; if (!(optinfo->flags & IP6T_OPTS_OPTS)) { return ret; - } else if (optinfo->flags & IP6T_OPTS_NSTRICT) { - pr_debug("Not strict - not implemented"); } else { pr_debug("Strict "); pr_debug("#%d ", optinfo->optsnr); @@ -177,6 +175,12 @@ hbh_mt6_check(const char *tablename, const void *entry, pr_debug("ip6t_opts: unknown flags %X\n", optsinfo->invflags); return false; } + + if (optsinfo->flags & IP6T_OPTS_NSTRICT) { + pr_debug("ip6t_opts: Not strict - not implemented"); + return false; + } + return true; } diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c index 9634091ee2f0..ec0a0839ce51 100644 --- a/net/sched/sch_generic.c +++ b/net/sched/sch_generic.c @@ -215,10 +215,9 @@ static void dev_watchdog(unsigned long arg) time_after(jiffies, (dev->trans_start + dev->watchdog_timeo))) { char drivername[64]; - printk(KERN_INFO "NETDEV WATCHDOG: %s (%s): transmit timed out\n", + WARN_ONCE(1, KERN_INFO "NETDEV WATCHDOG: %s (%s): transmit timed out\n", dev->name, netdev_drivername(dev, drivername, 64)); dev->tx_timeout(dev); - WARN_ON_ONCE(1); } if (!mod_timer(&dev->watchdog_timer, round_jiffies(jiffies + diff --git a/net/sctp/associola.c b/net/sctp/associola.c index 8472b8b349c4..abd51cef2413 100644 --- a/net/sctp/associola.c +++ b/net/sctp/associola.c @@ -599,11 +599,12 @@ struct sctp_transport *sctp_assoc_add_peer(struct sctp_association *asoc, /* Check to see if this is a duplicate. */ peer = sctp_assoc_lookup_paddr(asoc, addr); if (peer) { + /* An UNKNOWN state is only set on transports added by + * user in sctp_connectx() call. Such transports should be + * considered CONFIRMED per RFC 4960, Section 5.4. + */ if (peer->state == SCTP_UNKNOWN) { - if (peer_state == SCTP_ACTIVE) - peer->state = SCTP_ACTIVE; - if (peer_state == SCTP_UNCONFIRMED) - peer->state = SCTP_UNCONFIRMED; + peer->state = SCTP_ACTIVE; } return peer; } diff --git a/net/sctp/output.c b/net/sctp/output.c index 0dc4a7dfb234..225c7123c41f 100644 --- a/net/sctp/output.c +++ b/net/sctp/output.c @@ -533,7 +533,8 @@ int sctp_packet_transmit(struct sctp_packet *packet) if (!(dst->dev->features & NETIF_F_NO_CSUM)) { crc32 = sctp_start_cksum((__u8 *)sh, cksum_buf_len); crc32 = sctp_end_cksum(crc32); - } + } else + nskb->ip_summed = CHECKSUM_UNNECESSARY; /* 3) Put the resultant value into the checksum field in the * common header, and leave the rest of the bits unchanged. diff --git a/net/sctp/sm_make_chunk.c b/net/sctp/sm_make_chunk.c index e8ca4e54981f..b599cbba4fbe 100644 --- a/net/sctp/sm_make_chunk.c +++ b/net/sctp/sm_make_chunk.c @@ -1886,11 +1886,13 @@ static void sctp_process_ext_param(struct sctp_association *asoc, /* if the peer reports AUTH, assume that he * supports AUTH. */ - asoc->peer.auth_capable = 1; + if (sctp_auth_enable) + asoc->peer.auth_capable = 1; break; case SCTP_CID_ASCONF: case SCTP_CID_ASCONF_ACK: - asoc->peer.asconf_capable = 1; + if (sctp_addip_enable) + asoc->peer.asconf_capable = 1; break; default: break; @@ -2319,12 +2321,10 @@ clean_up: /* Release the transport structures. */ list_for_each_safe(pos, temp, &asoc->peer.transport_addr_list) { transport = list_entry(pos, struct sctp_transport, transports); - list_del_init(pos); - sctp_transport_free(transport); + if (transport->state != SCTP_ACTIVE) + sctp_assoc_rm_peer(asoc, transport); } - asoc->peer.transport_count = 0; - nomem: return 0; } @@ -2460,6 +2460,9 @@ do_addr_param: break; case SCTP_PARAM_SET_PRIMARY: + if (!sctp_addip_enable) + goto fall_through; + addr_param = param.v + sizeof(sctp_addip_param_t); af = sctp_get_af_specific(param_type2af(param.p->type)); diff --git a/net/socket.c b/net/socket.c index 8ef8ba81b9e2..3e8d4e35c08f 100644 --- a/net/socket.c +++ b/net/socket.c @@ -1511,6 +1511,7 @@ out_fd: goto out_put; } +#if 0 #ifdef HAVE_SET_RESTORE_SIGMASK asmlinkage long sys_paccept(int fd, struct sockaddr __user *upeer_sockaddr, int __user *upeer_addrlen, @@ -1564,6 +1565,7 @@ asmlinkage long sys_paccept(int fd, struct sockaddr __user *upeer_sockaddr, return do_accept(fd, upeer_sockaddr, upeer_addrlen, flags); } #endif +#endif asmlinkage long sys_accept(int fd, struct sockaddr __user *upeer_sockaddr, int __user *upeer_addrlen) diff --git a/scripts/kconfig/conf.c b/scripts/kconfig/conf.c index 36b5eedcdc75..3e1057f885c6 100644 --- a/scripts/kconfig/conf.c +++ b/scripts/kconfig/conf.c @@ -32,6 +32,7 @@ char *defconfig_file; static int indent = 1; static int valid_stdin = 1; +static int sync_kconfig; static int conf_cnt; static char line[128]; static struct menu *rootEntry; @@ -65,7 +66,7 @@ static void strip(char *str) static void check_stdin(void) { - if (!valid_stdin && input_mode == ask_silent) { + if (!valid_stdin) { printf(_("aborted!\n\n")); printf(_("Console input/output is redirected. ")); printf(_("Run 'make oldconfig' to update configuration.\n\n")); @@ -427,43 +428,6 @@ static void check_conf(struct menu *menu) check_conf(child); } -static void conf_do_update(void) -{ - /* Update until a loop caused no more changes */ - do { - conf_cnt = 0; - check_conf(&rootmenu); - } while (conf_cnt); -} - -static int conf_silent_update(void) -{ - const char *name; - - if (conf_get_changed()) { - name = getenv("KCONFIG_NOSILENTUPDATE"); - if (name && *name) { - fprintf(stderr, - _("\n*** Kernel configuration requires explicit update.\n\n")); - return 1; - } - conf_do_update(); - } - return 0; -} - -static int conf_update(void) -{ - rootEntry = &rootmenu; - conf(&rootmenu); - if (input_mode == ask_all) { - input_mode = ask_silent; - valid_stdin = 1; - } - conf_do_update(); - return 0; -} - int main(int ac, char **av) { int opt; @@ -477,11 +441,11 @@ int main(int ac, char **av) while ((opt = getopt(ac, av, "osdD:nmyrh")) != -1) { switch (opt) { case 'o': - input_mode = ask_new; + input_mode = ask_silent; break; case 's': input_mode = ask_silent; - valid_stdin = isatty(0) && isatty(1) && isatty(2); + sync_kconfig = 1; break; case 'd': input_mode = set_default; @@ -519,6 +483,19 @@ int main(int ac, char **av) name = av[optind]; conf_parse(name); //zconfdump(stdout); + if (sync_kconfig) { + if (stat(".config", &tmpstat)) { + fprintf(stderr, _("***\n" + "*** You have not yet configured your kernel!\n" + "*** (missing kernel .config file)\n" + "***\n" + "*** Please run some configurator (e.g. \"make oldconfig\" or\n" + "*** \"make menuconfig\" or \"make xconfig\").\n" + "***\n")); + exit(1); + } + } + switch (input_mode) { case set_default: if (!defconfig_file) @@ -531,16 +508,6 @@ int main(int ac, char **av) } break; case ask_silent: - if (stat(".config", &tmpstat)) { - printf(_("***\n" - "*** You have not yet configured your kernel!\n" - "*** (missing kernel .config file)\n" - "***\n" - "*** Please run some configurator (e.g. \"make oldconfig\" or\n" - "*** \"make menuconfig\" or \"make xconfig\").\n" - "***\n")); - exit(1); - } case ask_all: case ask_new: conf_read(NULL); @@ -569,6 +536,19 @@ int main(int ac, char **av) default: break; } + + if (sync_kconfig) { + if (conf_get_changed()) { + name = getenv("KCONFIG_NOSILENTUPDATE"); + if (name && *name) { + fprintf(stderr, + _("\n*** Kernel configuration requires explicit update.\n\n")); + return 1; + } + } + valid_stdin = isatty(0) && isatty(1) && isatty(2); + } + switch (input_mode) { case set_no: conf_set_all_new_symbols(def_no); @@ -585,27 +565,38 @@ int main(int ac, char **av) case set_default: conf_set_all_new_symbols(def_default); break; - case ask_silent: case ask_new: - if (conf_silent_update()) - exit(1); - break; case ask_all: - if (conf_update()) - exit(1); + rootEntry = &rootmenu; + conf(&rootmenu); + input_mode = ask_silent; + /* fall through */ + case ask_silent: + /* Update until a loop caused no more changes */ + do { + conf_cnt = 0; + check_conf(&rootmenu); + } while (conf_cnt); break; } - if (conf_write(NULL)) { - fprintf(stderr, _("\n*** Error during writing of the kernel configuration.\n\n")); - exit(1); - } - /* ask_silent is used during the build so we shall update autoconf. - * All other commands are only used to generate a config. - */ - if (input_mode == ask_silent && conf_write_autoconf()) { - fprintf(stderr, _("\n*** Error during writing of the kernel configuration.\n\n")); - return 1; + if (sync_kconfig) { + /* silentoldconfig is used during the build so we shall update autoconf. + * All other commands are only used to generate a config. + */ + if (conf_get_changed() && conf_write(NULL)) { + fprintf(stderr, _("\n*** Error during writing of the kernel configuration.\n\n")); + exit(1); + } + if (conf_write_autoconf()) { + fprintf(stderr, _("\n*** Error during update of the kernel configuration.\n\n")); + return 1; + } + } else { + if (conf_write(NULL)) { + fprintf(stderr, _("\n*** Error during writing of the kernel configuration.\n\n")); + exit(1); + } } return 0; } diff --git a/scripts/kconfig/confdata.c b/scripts/kconfig/confdata.c index df6a188b9930..b91cf241a539 100644 --- a/scripts/kconfig/confdata.c +++ b/scripts/kconfig/confdata.c @@ -222,8 +222,10 @@ load: continue; if (def == S_DEF_USER) { sym = sym_find(line + 9); - if (!sym) + if (!sym) { + sym_add_change_count(1); break; + } } else { sym = sym_lookup(line + 9, 0); if (sym->type == S_UNKNOWN) @@ -259,8 +261,10 @@ load: } if (def == S_DEF_USER) { sym = sym_find(line + 7); - if (!sym) + if (!sym) { + sym_add_change_count(1); break; + } } else { sym = sym_lookup(line + 7, 0); if (sym->type == S_UNKNOWN) diff --git a/scripts/kernel-doc b/scripts/kernel-doc index ff787e6ff8ed..44ee94d2ab76 100755 --- a/scripts/kernel-doc +++ b/scripts/kernel-doc @@ -781,6 +781,7 @@ sub output_struct_xml(%) { print " <refsect1>\n"; print " <title>Members</title>\n"; + if ($#{$args{'parameterlist'}} >= 0) { print " <variablelist>\n"; foreach $parameter (@{$args{'parameterlist'}}) { ($parameter =~ /^#/) && next; @@ -798,6 +799,9 @@ sub output_struct_xml(%) { print " </varlistentry>\n"; } print " </variablelist>\n"; + } else { + print " <para>\n None\n </para>\n"; + } print " </refsect1>\n"; output_section_xml(@_); diff --git a/sound/core/pcm.c b/sound/core/pcm.c index 9dd9bc73fe1d..ece25c718e95 100644 --- a/sound/core/pcm.c +++ b/sound/core/pcm.c @@ -781,7 +781,7 @@ int snd_pcm_attach_substream(struct snd_pcm *pcm, int stream, return -ENODEV; card = pcm->card; - down_read(&card->controls_rwsem); + read_lock(&card->ctl_files_rwlock); list_for_each_entry(kctl, &card->ctl_files, list) { if (kctl->pid == current->pid) { prefer_subdevice = kctl->prefer_pcm_subdevice; @@ -789,7 +789,7 @@ int snd_pcm_attach_substream(struct snd_pcm *pcm, int stream, break; } } - up_read(&card->controls_rwsem); + read_unlock(&card->ctl_files_rwlock); switch (stream) { case SNDRV_PCM_STREAM_PLAYBACK: diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c index c49b9d9e303c..c487025d3457 100644 --- a/sound/core/pcm_native.c +++ b/sound/core/pcm_native.c @@ -1546,16 +1546,10 @@ static int snd_pcm_drop(struct snd_pcm_substream *substream) card = substream->pcm->card; if (runtime->status->state == SNDRV_PCM_STATE_OPEN || - runtime->status->state == SNDRV_PCM_STATE_DISCONNECTED) + runtime->status->state == SNDRV_PCM_STATE_DISCONNECTED || + runtime->status->state == SNDRV_PCM_STATE_SUSPENDED) return -EBADFD; - snd_power_lock(card); - if (runtime->status->state == SNDRV_PCM_STATE_SUSPENDED) { - result = snd_power_wait(card, SNDRV_CTL_POWER_D0); - if (result < 0) - goto _unlock; - } - snd_pcm_stream_lock_irq(substream); /* resume pause */ if (runtime->status->state == SNDRV_PCM_STATE_PAUSED) @@ -1564,8 +1558,7 @@ static int snd_pcm_drop(struct snd_pcm_substream *substream) snd_pcm_stop(substream, SNDRV_PCM_STATE_SETUP); /* runtime->control->appl_ptr = runtime->status->hw_ptr; */ snd_pcm_stream_unlock_irq(substream); - _unlock: - snd_power_unlock(card); + return result; } diff --git a/sound/core/rawmidi.c b/sound/core/rawmidi.c index f7ea7287c59c..b917a9f981c7 100644 --- a/sound/core/rawmidi.c +++ b/sound/core/rawmidi.c @@ -418,7 +418,7 @@ static int snd_rawmidi_open(struct inode *inode, struct file *file) mutex_lock(&rmidi->open_mutex); while (1) { subdevice = -1; - down_read(&card->controls_rwsem); + read_lock(&card->ctl_files_rwlock); list_for_each_entry(kctl, &card->ctl_files, list) { if (kctl->pid == current->pid) { subdevice = kctl->prefer_rawmidi_subdevice; @@ -426,7 +426,7 @@ static int snd_rawmidi_open(struct inode *inode, struct file *file) break; } } - up_read(&card->controls_rwsem); + read_unlock(&card->ctl_files_rwlock); err = snd_rawmidi_kernel_open(rmidi->card, rmidi->device, subdevice, fflags, rawmidi_file); if (err >= 0) diff --git a/sound/soc/at32/at32-pcm.c b/sound/soc/at32/at32-pcm.c index 435f1daf177c..c83584f989a9 100644 --- a/sound/soc/at32/at32-pcm.c +++ b/sound/soc/at32/at32-pcm.c @@ -434,7 +434,8 @@ static int at32_pcm_suspend(struct platform_device *pdev, params = prtd->params; /* Disable the PDC and save the PDC registers */ - ssc_writex(params->ssc->regs, PDC_PTCR, params->mask->pdc_disable); + ssc_writex(params->ssc->regs, ATMEL_PDC_PTCR, + params->mask->pdc_disable); prtd->pdc_xpr_save = ssc_readx(params->ssc->regs, params->pdc->xpr); prtd->pdc_xcr_save = ssc_readx(params->ssc->regs, params->pdc->xcr); @@ -464,7 +465,7 @@ static int at32_pcm_resume(struct platform_device *pdev, ssc_writex(params->ssc->regs, params->pdc->xnpr, prtd->pdc_xnpr_save); ssc_writex(params->ssc->regs, params->pdc->xncr, prtd->pdc_xncr_save); - ssc_writex(params->ssc->regs, PDC_PTCR, params->mask->pdc_enable); + ssc_writex(params->ssc->regs, ATMEL_PDC_PTCR, params->mask->pdc_enable); return 0; } #else /* CONFIG_PM */ |