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2011-12-02Merge branch 'for-linus' of ↵Linus Torvalds1-9/+4
git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound: ALSA: hda - Fix S3/S4 problem on machines with VREF-pin mute-LED ALSA: hda_intel - revert a quirk that affect VIA chipsets ALSA: hda - Avoid touching mute-VREF pin for IDT codecs firmware: Sigma: Fix endianess issues firmware: Sigma: Skip header during CRC generation firmware: Sigma: Prevent out of bounds memory access ALSA: usb-audio - Support for Roland GAIA SH-01 Synthesizer ASoC: Supply dcs_codes for newer WM1811 revisions ASoC: Error out if we can't generate a LRCLK at all for WM8994 ASoC: Correct name of Speyside Main Speaker widget ASoC: skip resume of soc-audio devices without codecs ASoC: cs42l51: Fix off-by-one for reg_cache_size ASoC: drop support for PlayPaq with WM8510 ASoC: mpc8610: tell the CS4270 codec that it's the master ASoC: cs4720: use snd_soc_cache_sync() ASoC: SAMSUNG: Fix build error ASoC: max9877: Update register if either val or val2 is changed ASoC: Fix wrong define for AD1836_ADC_WORD_OFFSET
2011-12-02Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/netLinus Torvalds2-3/+5
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: (73 commits) netfilter: Remove ADVANCED dependency from NF_CONNTRACK_NETBIOS_NS ipv4: flush route cache after change accept_local sch_red: fix red_change Revert "udp: remove redundant variable" bridge: master device stuck in no-carrier state forever when in user-stp mode ipv4: Perform peer validation on cached route lookup. net/core: fix rollback handler in register_netdevice_notifier sch_red: fix red_calc_qavg_from_idle_time bonding: only use primary address for ARP ipv4: fix lockdep splat in rt_cache_seq_show sch_teql: fix lockdep splat net: fec: Select the FEC driver by default for i.MX SoCs isdn: avoid copying too long drvid isdn: make sure strings are null terminated netlabel: Fix build problems when IPv6 is not enabled sctp: better integer overflow check in sctp_auth_create_key() sctp: integer overflow in sctp_auth_create_key() ipv6: Set mcast_hops to IPV6_DEFAULT_MCASTHOPS when -1 was given. net: Fix corruption in /proc/*/net/dev_mcast mac80211: fix race between the AGG SM and the Tx data path ...
2011-11-30Merge branch 'pm-fixes' of ↵Linus Torvalds1-95/+134
git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm * 'pm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: PM: Update comments describing device power management callbacks PM / Sleep: Update documentation related to system wakeup PM / Runtime: Make documentation follow the new behavior of irq_safe PM / Sleep: Correct inaccurate information in devices.txt PM / Domains: Document how PM domains are used by the PM core PM / Hibernate: Do not leak memory in error/test code paths
2011-11-29firmware: Sigma: Fix endianess issuesLars-Peter Clausen1-4/+4
Currently the SigmaDSP firmware loader only works correctly on little-endian systems. Fix this by using the proper endianess conversion functions. Signed-off-by: Lars-Peter Clausen <lars@metafoo.de> Acked-by: Mike Frysinger <vapier@gentoo.org> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Cc: stable@kernel.org
2011-11-29firmware: Sigma: Prevent out of bounds memory accessLars-Peter Clausen1-5/+0
The SigmaDSP firmware loader currently does not perform enough boundary size checks when processing the firmware. As a result it is possible that a malformed firmware can cause an out of bounds memory access. This patch adds checks which ensure that both the action header and the payload are completely inside the firmware data boundaries before processing them. Signed-off-by: Lars-Peter Clausen <lars@metafoo.de> Acked-by: Mike Frysinger <vapier@gentoo.org> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Cc: stable@kernel.org
2011-11-29net: Fix corruption in /proc/*/net/dev_mcastAnton Blanchard1-0/+2
I just hit this during my testing. Isn't there another bug lurking? BUG kmalloc-8: Redzone overwritten INFO: 0xc0000000de9dec48-0xc0000000de9dec4b. First byte 0x0 instead of 0xcc INFO: Allocated in .__seq_open_private+0x30/0xa0 age=0 cpu=5 pid=3896 .__kmalloc+0x1e0/0x2d0 .__seq_open_private+0x30/0xa0 .seq_open_net+0x60/0xe0 .dev_mc_seq_open+0x4c/0x70 .proc_reg_open+0xd8/0x260 .__dentry_open.clone.11+0x2b8/0x400 .do_last+0xf4/0x950 .path_openat+0xf8/0x480 .do_filp_open+0x48/0xc0 .do_sys_open+0x140/0x250 syscall_exit+0x0/0x40 dev_mc_seq_ops uses dev_seq_start/next/stop but only allocates sizeof(struct seq_net_private) of private data, whereas it expects sizeof(struct dev_iter_state): struct dev_iter_state { struct seq_net_private p; unsigned int pos; /* bucket << BUCKET_SPACE + offset */ }; Create dev_seq_open_ops and use it so we don't have to expose struct dev_iter_state. [ Problem added by commit f04565ddf52e4 (dev: use name hash for dev_seq_ops) -Eric ] Signed-off-by: Anton Blanchard <anton@samba.org> Acked-by: Eric Dumazet <eric.dumazet@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2011-11-29PM: Update comments describing device power management callbacksRafael J. Wysocki1-95/+134
The comments describing device power management callbacks in include/pm.h are outdated and somewhat confusing, so make them reflect the reality more accurately. Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
2011-11-28Merge branch 'for-linus' of ↵Linus Torvalds1-1/+3
git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux: pstore: pass allocated memory region back to caller
2011-11-28Merge branch 'timers-urgent-for-linus' of ↵Linus Torvalds1-1/+2
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip * 'timers-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: hrtimer: Fix extra wakeups from __remove_hrtimer() timekeeping: add arch_offset hook to ktime_get functions clocksource: Avoid selecting mult values that might overflow when adjusted time: Improve documentation of timekeeeping_adjust()
2011-11-24Merge git://github.com/rustyrussell/linuxLinus Torvalds2-1/+3
* git://github.com/rustyrussell/linux: virtio-pci: make reset operation safer virtio-mmio: Correct the name of the guest features selector virtio: add HAS_IOMEM dependency to MMIO platform bus driver
2011-11-24virtio-pci: make reset operation saferMichael S. Tsirkin1-0/+2
virtio pci device reset actually just does an I/O write, which in PCI is really posted, that is it can complete on CPU before the device has received it. Further, interrupts might have been pending on another CPU, so device callback might get invoked after reset. This conflicts with how drivers use reset, which is typically: reset unregister a callback running after reset completed can race with unregister, potentially leading to use after free bugs. Fix by flushing out the write, and flushing pending interrupts. This assumes that device is never reset from its vq/config callbacks, or in parallel with being added/removed, document this assumption. Signed-off-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
2011-11-24virtio-mmio: Correct the name of the guest features selectorSasha Levin1-1/+1
Guest features selector spelling mistake. Cc: Pawel Moll <pawel.moll@arm.com> Cc: Rusty Russell <rusty@rustcorp.com.au> Cc: virtualization@lists.linux-foundation.org Signed-off-by: Sasha Levin <levinsasha928@gmail.com> Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
2011-11-24Merge branch 'for-linus' of ↵Linus Torvalds2-4/+4
git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci: PCI hotplug: shpchp: don't blindly claim non-AMD 0x7450 device IDs PCI: pciehp: wait 100 ms after Link Training check PCI: pciehp: wait 1000 ms before Link Training check PCI: pciehp: Retrieve link speed after link is trained PCI: Let PCI_PRI depend on PCI PCI: Fix compile errors with PCI_ATS and !PCI_IOV PCI / ACPI: Make acpiphp ignore root bridges using PCIe native hotplug
2011-11-23Merge branch 'i2c-for-linus' of ↵Linus Torvalds1-3/+0
git://git.kernel.org/pub/scm/linux/kernel/git/jdelvare/staging * 'i2c-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jdelvare/staging: i2c: Make i2cdev_notifier_call static i2c: Delete ANY_I2C_BUS i2c: Fix device name for 10-bit slave address i2c-algo-bit: Generate correct i2c address sequence for 10-bit target
2011-11-23Merge branch 'for-linus' of ↵Linus Torvalds1-1/+2
git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator: regulator: TPS65910: Fix VDD1/2 voltage selector count
2011-11-23regulator: TPS65910: Fix VDD1/2 voltage selector countAfzal Mohammed1-1/+2
Count of selector voltage is required for regulator_set_voltage to work via set_voltage_sel. VDD1/2 currently have it as zero, so regulator_set_voltage won't work for VDD1/2. Update count (n_voltages) for VDD1/2. Output Voltage = (step value * 12.5 mV + 562.5 mV) * gain With above expr, number of voltages that can be selected is step value count * gain count constant for gain count will be called VDD1_2_NUM_VOLT_COARSE existing constant for step value count is VDD1_2_NUM_VOLTS, use VDD1_2_NUM_VOLT_FINE instead to make clear that step value is not the only component in deciding selectable voltage count Signed-off-by: Afzal Mohammed <afzal@ti.com> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2011-11-23i2c: Delete ANY_I2C_BUSJean Delvare1-3/+0
Last piece of code using ANY_I2C_BUS was deleted almost 2 years ago, so ANY_I2C_BUS can go away as well. Signed-off-by: Jean Delvare <khali@linux-fr.org>
2011-11-23tc: comment spelling fixesstephen hemminger1-3/+3
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2011-11-22Merge branch 'bugfixes' of git://git.linux-nfs.org/projects/trondmy/linux-nfsLinus Torvalds2-0/+4
* 'bugfixes' of git://git.linux-nfs.org/projects/trondmy/linux-nfs: NFS: Revert pnfs ugliness from the generic NFS read code path SUNRPC: destroy freshly allocated transport in case of sockaddr init error NFS: Fix a regression in the referral code nfs: move nfs_file_operations declaration to bottom of file.c (try #2) nfs: when attempting to open a directory, fall back on normal lookup (try #5)
2011-11-22Merge branch 'writeback-for-linus' of ↵Linus Torvalds2-2/+0
git://git.kernel.org/pub/scm/linux/kernel/git/wfg/linux * 'writeback-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/wfg/linux: writeback: remove vm_dirties and task->dirties writeback: hard throttle 1000+ dd on a slow USB stick mm: Make task in balance_dirty_pages() killable
2011-11-22Merge branch 'tty-linus' of ↵Linus Torvalds1-6/+8
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty * 'tty-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty: TTY: ldisc, wait for ldisc infinitely in hangup TTY: ldisc, move wait idle to caller TTY: ldisc, allow waiting for ldisc arbitrarily long Revert "tty/serial: Prevent drop of DCD on suspend for Tegra UARTs" RS485: fix inconsistencies in the meaning of some variables pch_uart: Fix DMA resource leak issue serial,mfd: Fix CMSPAR setup tty/serial: Prevent drop of DCD on suspend for Tegra UARTs pch_uart: Change company name OKI SEMICONDUCTOR to LAPIS Semiconductor pch_uart: Support new device LAPIS Semiconductor ML7831 IOH pch_uart: Fix hw-flow control issue tty: hvc_dcc: Fix duplicate character inputs jsm: Change maintainership
2011-11-22Merge branch 'driver-core-linus' of ↵Linus Torvalds1-1/+1
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core * 'driver-core-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core: drivers/base/node.c: fix compilation error with older versions of gcc uio: documentation fixups device.h: Fix struct member documentation
2011-11-22Merge branch 'for-linus' of ↵Linus Torvalds1-1/+7
git://git.kernel.org/pub/scm/linux/kernel/git/sage/ceph-client * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/sage/ceph-client: libceph: Allocate larger oid buffer in request msgs ceph: initialize root dentry ceph: fix iput race when queueing inode work
2011-11-21Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/netLinus Torvalds1-1/+2
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: (86 commits) ipv4: fix redirect handling ping: dont increment ICMP_MIB_INERRORS sky2: fix hang in napi_disable sky2: enforce minimum ring size bonding: Don't allow mode change via sysfs with slaves present f_phonet: fix page offset of first received fragment stmmac: fix pm functions avoiding sleep on spinlock stmmac: remove spin_lock in stmmac_ioctl. stmmac: parameters auto-tuning through HW cap reg stmmac: fix advertising 1000Base capabilties for non GMII iface stmmac: use mdelay on timeout of sw reset sky2: version 1.30 sky2: used fixed RSS key sky2: reduce default Tx ring size sky2: rename up/down functions sky2: pci posting issues sky2: fix hang on shutdown (and other irq issues) r6040: fix check against MCRO_HASHEN bit in r6040_multicast_list MAINTAINERS: change email address for shemminger pch_gbe: Move #include of module.h ...
2011-11-21Merge branch 'kvm-updates/3.2' of git://git.kernel.org/pub/scm/virt/kvm/kvmLinus Torvalds1-1/+0
* 'kvm-updates/3.2' of git://git.kernel.org/pub/scm/virt/kvm/kvm: KVM guest: prevent tracing recursion with kvmclock Revert "KVM: PPC: Add support for explicit HIOR setting" KVM: VMX: Check for automatic switch msr table overflow KVM: VMX: Add support for guest/host-only profiling KVM: VMX: add support for switching of PERF_GLOBAL_CTRL KVM: s390: announce SYNC_MMU KVM: s390: Fix tprot locking KVM: s390: handle SIGP sense running intercepts KVM: s390: Fix RUNNING flag misinterpretation
2011-11-21Merge branch 'pm-fixes' of ↵Linus Torvalds3-7/+6
git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm * 'pm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: PM / Suspend: Fix bug in suspend statistics update PM / Hibernate: Fix the early termination of test modes PM / shmobile: Fix build of sh7372_pm_init() for CONFIG_PM unset PM Sleep: Do not extend wakeup paths to devices with ignore_children set PM / driver core: disable device's runtime PM during shutdown PM / devfreq: correct Kconfig dependency PM / devfreq: fix use after free in devfreq_remove_device PM / shmobile: Avoid restoring the INTCS state during initialization PM / devfreq: Remove compiler error after irq.h update PM / QoS: Properly use the WARN() macro in dev_pm_qos_add_request() PM / Clocks: Only disable enabled clocks in pm_clk_suspend() ARM: mach-shmobile: sh7372 A3SP no_suspend_console fix PM / shmobile: Don't skip debugging output in pd_power_up()
2011-11-19hugetlb: remove dummy definitions of HPAGE_MASK and HPAGE_SIZEDavid Rientjes1-5/+0
Dummy, non-zero definitions for HPAGE_MASK and HPAGE_SIZE were added in 51c6f666fceb ("mm: ZAP_BLOCK causes redundant work") to avoid a divide by zero in generic kernel code. That code has since been removed, but probably should never have been added in the first place: we don't want HPAGE_SIZE to act like PAGE_SIZE for code that is working with hugepages, for example, when the dependency on CONFIG_HUGETLB_PAGE has not been fulfilled. Because hugepage size can differ from architecture to architecture, each is required to have their own definitions for both HPAGE_MASK and HPAGE_SIZE. This is always done in arch/*/include/asm/page.h. So, just remove the dummy and dangerous definitions since they are no longer needed and reveals the correct dependencies. Tested on architectures using the definitions with allyesconfig: x86 (even with thp), hppa, mips, powerpc, s390, sh3, sh4, sparc, and sparc64, and with defconfig on ia64. Signed-off-by: David Rientjes <rientjes@google.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2011-11-19Merge branch 'for-linus' of ↵Linus Torvalds1-0/+1
git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs: new helper: mount_subtree() switch create_mnt_ns() to saner calling conventions, fix double mntput() in nfs btrfs: fix double mntput() in mount_subvol()
2011-11-18Merge branch 'stable/for-linus-fixes-3.2' of ↵Linus Torvalds1-1/+1
git://git.kernel.org/pub/scm/linux/kernel/git/konrad/xen * 'stable/for-linus-fixes-3.2' of git://git.kernel.org/pub/scm/linux/kernel/git/konrad/xen: xen-gntalloc: signedness bug in add_grefs() xen-gntalloc: integer overflow in gntalloc_ioctl_alloc() xen-gntdev: integer overflow in gntdev_alloc_map() xen:pvhvm: enable PVHVM VCPU placement when using more than 32 CPUs. xen/balloon: Avoid OOM when requesting highmem xen: Remove hanging references to CONFIG_XEN_PLATFORM_PCI xen: map foreign pages for shared rings by updating the PTEs directly
2011-11-18Merge branch 'for-linus' of git://git.kernel.dk/linux-blockLinus Torvalds2-7/+7
* 'for-linus' of git://git.kernel.dk/linux-block: block: add missed trace_block_plug paride: fix potential information leak in pg_read() bio: change some signed vars to unsigned block: avoid unnecessary plug list flush cciss: auto engage SCSI mid layer at driver load time loop: cleanup set_status interface include/linux/bio.h: use a static inline function for bio_integrity_clone() loop: prevent information leak after failed read block: Always check length of all iov entries in blk_rq_map_user_iov() The Windows driver .inf disables ASPM on all cciss devices. Do the same. backing-dev: ensure wakeup_timer is deleted block: Revert "[SCSI] genhd: add a new attribute "alias" in gendisk"
2011-11-18pstore: pass allocated memory region back to callerKees Cook1-1/+3
The buf_lock cannot be held while populating the inodes, so make the backend pass forward an allocated and filled buffer instead. This solves the following backtrace. The effect is that "buf" is only ever used to notify the backends that something was written to it, and shouldn't be used in the read path. To replace the buf_lock during the read path, isolate the open/read/close loop with a separate mutex to maintain serialized access to the backend. Note that is is up to the pstore backend to cope if the (*write)() path is called in the middle of the read path. [ 59.691019] BUG: sleeping function called from invalid context at .../mm/slub.c:847 [ 59.691019] in_atomic(): 0, irqs_disabled(): 1, pid: 1819, name: mount [ 59.691019] Pid: 1819, comm: mount Not tainted 3.0.8 #1 [ 59.691019] Call Trace: [ 59.691019] [<810252d5>] __might_sleep+0xc3/0xca [ 59.691019] [<810a26e6>] kmem_cache_alloc+0x32/0xf3 [ 59.691019] [<810b53ac>] ? __d_lookup_rcu+0x6f/0xf4 [ 59.691019] [<810b68b1>] alloc_inode+0x2a/0x64 [ 59.691019] [<810b6903>] new_inode+0x18/0x43 [ 59.691019] [<81142447>] pstore_get_inode.isra.1+0x11/0x98 [ 59.691019] [<81142623>] pstore_mkfile+0xae/0x26f [ 59.691019] [<810a2a66>] ? kmem_cache_free+0x19/0xb1 [ 59.691019] [<8116c821>] ? ida_get_new_above+0x140/0x158 [ 59.691019] [<811708ea>] ? __init_rwsem+0x1e/0x2c [ 59.691019] [<810b67e8>] ? inode_init_always+0x111/0x1b0 [ 59.691019] [<8102127e>] ? should_resched+0xd/0x27 [ 59.691019] [<8137977f>] ? _cond_resched+0xd/0x21 [ 59.691019] [<81142abf>] pstore_get_records+0x52/0xa7 [ 59.691019] [<8114254b>] pstore_fill_super+0x7d/0x91 [ 59.691019] [<810a7ff5>] mount_single+0x46/0x82 [ 59.691019] [<8114231a>] pstore_mount+0x15/0x17 [ 59.691019] [<811424ce>] ? pstore_get_inode.isra.1+0x98/0x98 [ 59.691019] [<810a8199>] mount_fs+0x5a/0x12d [ 59.691019] [<810b9174>] ? alloc_vfsmnt+0xa4/0x14a [ 59.691019] [<810b9474>] vfs_kern_mount+0x4f/0x7d [ 59.691019] [<810b9d7e>] do_kern_mount+0x34/0xb2 [ 59.691019] [<810bb15f>] do_mount+0x5fc/0x64a [ 59.691019] [<810912fb>] ? strndup_user+0x2e/0x3f [ 59.691019] [<810bb3cb>] sys_mount+0x66/0x99 [ 59.691019] [<8137b537>] sysenter_do_call+0x12/0x26 Signed-off-by: Kees Cook <keescook@chromium.org> Signed-off-by: Tony Luck <tony.luck@intel.com>
2011-11-18PM Sleep: Do not extend wakeup paths to devices with ignore_children setRafael J. Wysocki3-7/+6
Commit 4ca46ff3e0d8c234cb40ebb6457653b59584426c (PM / Sleep: Mark devices involved in wakeup signaling during suspend) introduced the power.wakeup_path field in struct dev_pm_info to mark devices whose children are enabled to wake up the system from sleep states, so that power domains containing the parents that provide their children with wakeup power and/or relay their wakeup signals are not turned off. Unfortunately, that introduced a PM regression on SH7372 whose power consumption in the system "memory sleep" state increased as a result of it, because it prevented the power domain containing the I2C controller from being turned off when some children of that controller were enabled to wake up the system, although the controller was not necessary for them to signal wakeup. To fix this issue use the observation that devices whose power.ignore_children flag is set for runtime PM should be treated analogously during system suspend. Namely, they shouldn't be included in wakeup paths going through their children. Since the SH7372 I2C controller's power.ignore_children flag is set, doing so will restore the previous behavior of that SOC. Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl> Acked-by: Greg Kroah-Hartman <gregkh@suse.de>
2011-11-17Revert "KVM: PPC: Add support for explicit HIOR setting"Alexander Graf1-1/+0
This reverts commit a15bd354f083f20f257db450488db52ac27df439. It exceeded the padding on the SREGS struct, rendering the ABI backwards-incompatible. Conflicts: arch/powerpc/kvm/powerpc.c include/linux/kvm.h Signed-off-by: Avi Kivity <avi@redhat.com>
2011-11-17writeback: remove vm_dirties and task->dirtiesWu Fengguang2-2/+0
They are not used any more. Signed-off-by: Wu Fengguang <fengguang.wu@intel.com>
2011-11-17new helper: mount_subtree()Al Viro1-0/+1
takes vfsmount and relative path, does lookup within that vfsmount (possibly triggering automounts) and returns the result as root of subtree suitable for return by ->mount() (i.e. a reference to dentry and an active reference to its superblock grabbed, superblock locked exclusive). btrfs and nfs switched to it instead of open-coding the sucker. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2011-11-16xen: map foreign pages for shared rings by updating the PTEs directlyDavid Vrabel1-1/+1
When mapping a foreign page with xenbus_map_ring_valloc() with the GNTTABOP_map_grant_ref hypercall, set the GNTMAP_contains_pte flag and pass a pointer to the PTE (in init_mm). After the page is mapped, the usual fault mechanism can be used to update additional MMs. This allows the vmalloc_sync_all() to be removed from alloc_vm_area(). Signed-off-by: David Vrabel <david.vrabel@citrix.com> Acked-by: Andrew Morton <akpm@linux-foundation.org> [v1: Squashed fix by Michal for no-mmu case] Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> Signed-off-by: Michal Simek <monstr@monstr.eu>
2011-11-16bio: change some signed vars to unsignedDan Carpenter1-2/+2
This is just a cleanup patch to silence a static checker warning. The problem is that we cap "nr_iovecs" so it can't be larger than "UIO_MAXIOV" but we don't check for negative values. It turns out this is prevented at other layers, but logically it doesn't make sense to have negative nr_iovecs so making it unsigned is nicer. Signed-off-by: Dan Carpenter <error27@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Jens Axboe <axboe@kernel.dk>
2011-11-16include/linux/bio.h: use a static inline function for bio_integrity_clone()Stephen Rothwell1-1/+5
When CONFIG_BLK_DEV_INTEGRITY is not set, we get these warnings: drivers/md/dm.c: In function 'split_bvec': drivers/md/dm.c:1061:3: warning: statement with no effect drivers/md/dm.c: In function 'clone_bio': drivers/md/dm.c:1088:3: warning: statement with no effect Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Jens Axboe <axboe@kernel.dk>
2011-11-16RS485: fix inconsistencies in the meaning of some variablesClaudio Scordino1-6/+8
The crisv10.c and the atmel_serial.c serial drivers intepret the fields of the serial_rs485 structure in a different way. In particular, crisv10.c uses SER_RS485_RTS_AFTER_SEND and SER_RS485_RTS_ON_SEND for the voltage of the RTS pin; atmel_serial.c, instead, uses these values to know if a delay must be set before and after sending. This patch makes the usage of these variables consistent across all drivers and fixes the Documentation as well. From now on, SER_RS485_RTS_AFTER_SEND and SER_RS485_RTS_ON_SEND will be used to set the voltage of the RTS pin (as in the crisv10.c driver); the delay will be understood by looking only at the value of delay_rts_before_send and delay_rts_after_send. Signed-off-by: Claudio Scordino <claudio@evidence.eu.com> Signed-off-by: Darron Black <darron@griffin.net> Acked-by: Jesper Nilsson <jesper.nilsson@axis.com> Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com> Acked-by: Alan Cox <alan@lxorguk.ukuu.org.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2011-11-15device.h: Fix struct member documentationMarcos Paulo de Souza1-1/+1
Fix warning of make xmldocs of documention of the struct member iommu_ops from struct bus_type. Signed-off-by: Marcos Paulo de Souza <marcos.mage@gmail.com> Acked-by: Randy Dunlap <rdunlap@xenotime.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2011-11-15Merge branch 'fixes' of git://git.linaro.org/people/triad/linux-pinctrlLinus Torvalds1-0/+1
* 'fixes' of git://git.linaro.org/people/triad/linux-pinctrl: pinctrl: hide subsystem from the populace pinctrl: fix "warning: 'struct pinctrl_dev' declared inside parameter list"
2011-11-14Merge branch 'rmobile-fixes-for-linus' of git://github.com/pmundt/linux-shLinus Torvalds1-0/+76
* 'rmobile-fixes-for-linus' of git://github.com/pmundt/linux-sh: ARM: mach-shmobile: cpuidle single/global and last_state fixes ARM: mach-shmobile: move helper macro PORTCR to sh_pfc.h ARM: mach-shmobile: move helper macro PORT_xx to sh_pfc.h ARM: mach-shmobile: move helper macro PORT_DATA_xx to sh_pfc.h ARM: mach-shmobile: ap4evb: remove white space from end of line ARM: mach-shmobile: clock-sh7372: remove un-necessary index ARM: mach-shmobile: kota2: add comment out separator ARM: mach-shmobile: sh73a0: add MMC data pin pull-up
2011-11-14Merge branch 'sh-fixes-for-linus' of git://github.com/pmundt/linux-shLinus Torvalds2-1/+4
* 'sh-fixes-for-linus' of git://github.com/pmundt/linux-sh: mailmap: Fix up some renesas attributions sh: clkfwk: Kill off remaining debugfs cruft. drivers: sh: Kill off dead pathname for runtime PM stub. drivers: sh: Generalize runtime PM platform stub. sh: Wire up process_vm syscalls. sh: clkfwk: add clk_rate_mult_range_round() serial: sh-sci: Fix up SH-2A SCIF support. sh: Fix cached/uncaced address calculation in 29bit mode
2011-11-14net-netlink: Add a new attribute to expose TCLASS values via netlinkMaciej Żenczykowski1-1/+2
commit 3ceca749668a52bd795585e0f71c6f0b04814f7b added a TOS attribute. Unfortunately TOS and TCLASS are both present in a dual-stack v6 socket, furthermore they can have different values. As such one cannot in a sane way expose both through a single attribute. Signed-off-by: Maciej Żenczyowski <maze@google.com> CC: Murali Raja <muralira@google.com> CC: Stephen Hemminger <shemminger@vyatta.com> CC: Eric Dumazet <eric.dumazet@gmail.com> CC: David S. Miller <davem@davemloft.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2011-11-12Merge branch 'upstream-linus' of git://github.com/jgarzik/libata-devLinus Torvalds1-0/+2
* 'upstream-linus' of git://github.com/jgarzik/libata-dev: pata_of_platform: Don't use NO_IRQ [libata] ahci: Add ASMedia ASM1061 support [libata] Issue SRST to Sil3726 PMP sata_sis.c: trivial spelling fix ahci_platform: use dev_get_platdata() [libata] libata-scsi.c: Add function parameter documentation
2011-11-12Merge branch 'for-linus' of ↵Linus Torvalds1-0/+15
git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound: ALSA: usb-audio: Use kmemdup rather than duplicating its implementation ALSA: hda - Re-enable the check NO_PRESENCE misc bit ALSA: vmaster - Free slave-links when freeing the master element ALSA: hda - Don't add elements of other codecs to vmaster slave ALSA: intel8x0: improve virtual environment detection ALSA: intel8x0: move virtual environment detection code into one place ALSA: snd_usb_audio: add Logitech HD Webcam c510 to quirk-384 ALSA: hda - fix internal mic on Dell Vostro 3500 laptop ALSA: HDA: Remove quirk for Toshiba T110 ALSA: usb-audio - Fix the missing volume quirks at delayed init ALSA: hda - Mute unused capture sources for Realtek codecs ALSA: intel8x0: Improve comments for VM optimization ASoC: Ensure we get an impedence reported for WM8958 jack detect ASoC: Don't use wm8994->control_data when requesting IRQs ASoC: Don't use wm8994->control_data in wm8994_readable_register() ASoC: Update git repository URL
2011-11-11libceph: Allocate larger oid buffer in request msgsStratos Psomadakis1-1/+7
ceph_osd_request struct allocates a 40-byte buffer for object names. RBD image names can be up to 96 chars long (100 with the .rbd suffix), which results in the object name for the image being truncated, and a subsequent map failure. Increase the oid buffer in request messages, in order to avoid the truncation. Signed-off-by: Stratos Psomadakis <psomas@grnet.gr> Signed-off-by: Sage Weil <sage@newdream.net>
2011-11-11ARM: mach-shmobile: move helper macro PORTCR to sh_pfc.hKuninori Morimoto1-0/+17
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2011-11-11ARM: mach-shmobile: move helper macro PORT_xx to sh_pfc.hKuninori Morimoto1-0/+23
This patch moves PORT_xx helper macro to sh_pfc.h, and it expects CPU_ALL_PORT() macro for each CPU Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2011-11-11ARM: mach-shmobile: move helper macro PORT_DATA_xx to sh_pfc.hKuninori Morimoto1-0/+36
This patch move PORT_DATA_xx helper macro to sh_pfc.h. and pfc-sh7372.c used it Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Signed-off-by: Paul Mundt <lethal@linux-sh.org>