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2016-05-17Merge branch 'ovl-fixes' into for-linusAl Viro328-1802/+3451
Backmerge to resolve a conflict in ovl_lookup_real(); "ovl_lookup_real(): use lookup_one_len_unlocked()" instead, but it was too late in the cycle to rebase.
2016-05-09lustre: don't need to lock inode in directory lseekAl Viro1-3/+1
Note that lustre has its private mutex protecting directory pagecache; if they ever remove it, they'll need to be careful with PageChecked() use. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2016-05-07Merge tag 'char-misc-4.6-rc7' of ↵Linus Torvalds3-8/+27
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc Pull misc driver fixes from Gfreg KH: "Here are three small fixes for some driver problems that were reported. Full details in the shortlog below. All of these have been in linux-next with no reported issues" * tag 'char-misc-4.6-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: nvmem: mxs-ocotp: fix buffer overflow in read Drivers: hv: vmbus: Fix signaling logic in hv_need_to_signal_on_read() misc: mic: Fix for double fetch security bug in VOP driver
2016-05-07Merge tag 'staging-4.6-rc7' of ↵Linus Torvalds4-7/+34
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging Pull IIO driver fixes from Grek KH: "It's really just IIO drivers here, some small fixes that resolve some 'crash on boot' errors that have shown up in the -rc series, and other bugfixes that are required. All have been in linux-next with no reported problems" * tag 'staging-4.6-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging: iio: imu: mpu6050: Fix name/chip_id when using ACPI iio: imu: mpu6050: fix possible NULL dereferences iio:adc:at91-sama5d2: Repair crash on module removal iio: ak8975: fix maybe-uninitialized warning iio: ak8975: Fix NULL pointer exception on early interrupt
2016-05-07Merge tag 'usb-4.6-rc7' of ↵Linus Torvalds6-19/+11
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb Pull USB fixes from Greg KH: "Here are some last-remaining fixes for USB drivers to resolve issues that have shown up in testing. And two new device ids as well. All of these have been in linux-next with no reported issues" * tag 'usb-4.6-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: Revert "USB / PM: Allow USB devices to remain runtime-suspended when sleeping" usb: musb: jz4740: fix error check of usb_get_phy() Revert "usb: musb: musb_host: Enable HCD_BH flag to handle urb return in bottom half" usb: musb: gadget: nuke endpoint before setting its descriptor to NULL USB: serial: cp210x: add Straizona Focusers device ids USB: serial: cp210x: add ID for Link ECU
2016-05-07Merge tag 'media/v4.6-5' of ↵Linus Torvalds3-24/+9
git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media Pull media fixes from Mauro Carvalho Chehab: - deadlock fixes on driver probe at exynos4-is and s43-camif drivers - a build breakage if media controller is enabled and USB or PCI is built as module. * tag 'media/v4.6-5' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: [media] media-device: fix builds when USB or PCI is compiled as module [media] media: s3c-camif: fix deadlock on driver probe() [media] media: exynos4-is: fix deadlock on driver probe
2016-05-07Merge branch 'for-4.6-fixes' of ↵Linus Torvalds5-0/+223
git://git.kernel.org/pub/scm/linux/kernel/git/tj/libata Pull libata fixes from Tejun Heo: "An ahci driver addition and updates to ahci port enable handling for some platform devices" * 'for-4.6-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/libata: ata: add AMD Seattle platform driver ARM: dts: apq8064: add ahci ports-implemented mask ata: ahci-platform: Add ports-implemented DT bindings. libahci: save port map for forced port map
2016-05-07Merge tag 'for-linus' of ↵Linus Torvalds1-4/+10
git://git.kernel.org/pub/scm/linux/kernel/git/dledford/rdma Pull rdma fix from Doug Ledford: "Fix for max sector calculation in iSER" * tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dledford/rdma: IB/iser: Fix max_sectors calculation
2016-05-06Merge tag 'pm+acpi-4.6-rc7' of ↵Linus Torvalds7-24/+42
git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm Pull power management and ACPI fixes from Rafael Wysocki: "Fixes for problems introduced or discovered recently (intel_pstate, sti-cpufreq, ARM64 cpuidle, Operating Performance Points framework, generic device properties framework) and one fix for a hotplug-related deadlock in ACPICA that's been there forever, but is nasty enough. Specifics: - Fix for a recent regression in the intel_pstate driver causing it to fail to restore the HWP (HW-managed P-states) configuration of the boot CPU after suspend-to-RAM (Rafael Wysocki). - Fix for two recent regressions in the intel_pstate driver, one that can trigger a divide by zero if the driver is accessed via sysfs before it manages to take the first sample and one causing it to fail to update a structure field used in a trace point, so the information coming from it is less useful (Rafael Wysocki). - Fix for a problem in the sti-cpufreq driver introduced during the 4.5 cycle that causes it to break CPU PM in multi-platform kernels by registering cpufreq-dt (which subsequently doesn't work) unconditionally and preventing the driver that would actually work from registering (Sudeep Holla). - Stable-candidate fix for an ARM64 cpuidle issue causing idle state usage counters to be incorrectly updated for idle states that were not entered due to errors (James Morse). - Fix for a recently introduced issue in the OPP (Operating Performance Points) framework causing it to print bogus error messages for missing optional regulators (Viresh Kumar). - Fix for a recently introduced issue in the generic device properties framework that may cause it to attempt to dereferece and invalid pointer in some cases (Heikki Krogerus). - Fix for a deadlock in the ACPICA core that may be triggered by device (eg Thunderbolt) hotplug (Prarit Bhargava)" * tag 'pm+acpi-4.6-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: PM / OPP: Remove useless check ACPICA: Dispatcher: Update thread ID for recursive method calls intel_pstate: Fix intel_pstate_get() cpufreq: intel_pstate: Fix HWP on boot CPU after system resume cpufreq: st: enable selective initialization based on the platform ARM: cpuidle: Pass on arm_cpuidle_suspend()'s return value device property: Avoid potential dereferences of invalid pointers
2016-05-06Merge branch 'drm-fixes' of git://people.freedesktop.org/~airlied/linuxLinus Torvalds11-16/+84
Pull drm fixes from Dave Airlie: "Fixes for i915, amdgpu/radeon and imx. The IMX fix is for an autoloading regression found in Fedora. The radeon fixes, are the same fix to amdgpu/radeon to avoid a hardware lockup in some circumstances with a bad mode, and a double free bug I took a few hours chasing down the other morning. The i915 fixes are across the board, all stable material, and fixing some hangs and suspend/resume issues, along with a live status regressions" * 'drm-fixes' of git://people.freedesktop.org/~airlied/linux: gpu: ipu-v3: Fix imx-ipuv3-crtc module autoloading drm/amdgpu: make sure vertical front porch is at least 1 drm/radeon: make sure vertical front porch is at least 1 drm/amdgpu: set metadata pointer to NULL after freeing. drm/i915: Make RPS EI/thresholds multiple of 25 on SNB-BDW drm/i915: Fake HDMI live status drm/i915: Fix eDP low vswing for Broadwell drm/i915/ddi: Fix eDP VDD handling during booting and suspend/resume drm/i915: Fix system resume if PCI device remained enabled drm/i915: Avoid stalling on pending flips for legacy cursor updates
2016-05-06Merge branches 'pm-opp-fixes', 'pm-cpufreq-fixes' and 'pm-cpuidle-fixes'Rafael J. Wysocki5-23/+38
* pm-opp-fixes: PM / OPP: Remove useless check * pm-cpufreq-fixes: intel_pstate: Fix intel_pstate_get() cpufreq: intel_pstate: Fix HWP on boot CPU after system resume cpufreq: st: enable selective initialization based on the platform * pm-cpuidle-fixes: ARM: cpuidle: Pass on arm_cpuidle_suspend()'s return value
2016-05-06Merge branches 'acpica-fixes' and 'device-properties-fixes'Rafael J. Wysocki1-1/+1
* acpica-fixes: ACPICA: Dispatcher: Update thread ID for recursive method calls * device-properties-fixes: device property: Avoid potential dereferences of invalid pointers
2016-05-06Merge branch 'akpm' (patches from Andrew)Linus Torvalds1-51/+64
Merge fixes from Andrew Morton: "14 fixes" * emailed patches from Andrew Morton <akpm@linux-foundation.org>: byteswap: try to avoid __builtin_constant_p gcc bug lib/stackdepot: avoid to return 0 handle mm: fix kcompactd hang during memory offlining modpost: fix module autoloading for OF devices with generic compatible property proc: prevent accessing /proc/<PID>/environ until it's ready mm/zswap: provide unique zpool name mm: thp: kvm: fix memory corruption in KVM with THP enabled MAINTAINERS: fix Rajendra Nayak's address mm, cma: prevent nr_isolated_* counters from going negative mm: update min_free_kbytes from khugepaged after core initialization huge pagecache: mmap_sem is unlocked when truncation splits pmd rapidio/mport_cdev: fix uapi type definitions mm: memcontrol: let v2 cgroups follow changes in system swappiness mm: thp: correct split_huge_pages file permission
2016-05-06Merge branch 'libnvdimm-fixes' of ↵Linus Torvalds2-4/+14
git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm Pull libnvdimm fixes from Dan Williams: - a fix for the persistent memory 'struct page' driver. The implementation overlooked the fact that pages are allocated in 2MB units leading to -ENOMEM when establishing some configurations. It's tagged for -stable as the problem was introduced with the initial implementation in 4.5. - The new "error status translation" routine, introduced with the 4.6 updates to the nfit driver, missed a necessary path in acpi_nfit_ctl(). The end result is that we are falsely assuming commands complete successfully when the embedded status says otherwise. * 'libnvdimm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm: nfit: fix translation of command status results libnvdimm, pfn: fix memmap reservation sizing
2016-05-06rapidio/mport_cdev: fix uapi type definitionsAlexandre Bounine1-51/+64
Fix problems in uapi definitions reported by Gabriel Laskar: (see https://lkml.org/lkml/2016/4/5/205 for details) - move public header file rio_mport_cdev.h to include/uapi/linux directory - change types in data structures passed as IOCTL parameters - improve parameter checking in some IOCTL service routines Signed-off-by: Alexandre Bounine <alexandre.bounine@idt.com> Reported-by: Gabriel Laskar <gabriel@lse.epita.fr> Tested-by: Barry Wood <barry.wood@idt.com> Cc: Gabriel Laskar <gabriel@lse.epita.fr> Cc: Matt Porter <mporter@kernel.crashing.org> Cc: Aurelien Jacquiot <a-jacquiot@ti.com> Cc: Andre van Herk <andre.van.herk@prodrive-technologies.com> Cc: Barry Wood <barry.wood@idt.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2016-05-05IB/iser: Fix max_sectors calculationChristoph Hellwig1-4/+10
iSER currently has a couple places that set max_sectors in either the host template or SCSI host, and all of them get it wrong. This patch instead uses a single assignment that (hopefully) gets it right: the max_sectors value must be derived from the number of segments in the FR or FMR structure, but actually be one lower than the page size multiplied by the number of sectors, as it has to handle the case of non-aligned I/O. Without this I get trivial to reproduce hangs when running xfstests (on XFS) over iSER to Linux targets. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Max Gurtovoy <maxg@mellanox.com> Acked-by: Sagi Grimberg <sagi@grimberg.me> Signed-off-by: Doug Ledford <dledford@redhat.com>
2016-05-05Merge tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhostLinus Torvalds2-2/+2
Pull virtio/qemu fixes from Michael Tsirkin: "A couple of fixes for virtio and for the new QEMU fw cfg driver" * tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost: virtio: Silence uninitialized variable warning firmware: qemu_fw_cfg.c: potential unintialized variable
2016-05-05[media] media-device: fix builds when USB or PCI is compiled as moduleMauro Carvalho Chehab1-4/+4
Just checking ifdef CONFIG_USB is not enough, if the USB is compiled as module. The same applies to PCI. Tested with the following .config alternatives: CONFIG_USB=m CONFIG_MEDIA_CONTROLLER=y CONFIG_MEDIA_SUPPORT=m CONFIG_VIDEO_AU0828=m CONFIG_USB=m CONFIG_MEDIA_CONTROLLER=y CONFIG_MEDIA_SUPPORT=y CONFIG_VIDEO_AU0828=m CONFIG_USB=y CONFIG_MEDIA_CONTROLLER=y CONFIG_MEDIA_SUPPORT=y CONFIG_VIDEO_AU0828=m CONFIG_USB=y CONFIG_MEDIA_CONTROLLER=y CONFIG_MEDIA_SUPPORT=y CONFIG_VIDEO_AU0828=y Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2016-05-05Merge tag 'drm-intel-fixes-2016-05-02' of ↵Dave Airlie7-15/+69
git://anongit.freedesktop.org/drm-intel into drm-fixes i915 fixes for 4.6. A bit more than I'd like at this stage, but OTOH they're all stable material. * tag 'drm-intel-fixes-2016-05-02' of git://anongit.freedesktop.org/drm-intel: drm/i915: Make RPS EI/thresholds multiple of 25 on SNB-BDW drm/i915: Fake HDMI live status drm/i915: Fix eDP low vswing for Broadwell drm/i915/ddi: Fix eDP VDD handling during booting and suspend/resume drm/i915: Fix system resume if PCI device remained enabled drm/i915: Avoid stalling on pending flips for legacy cursor updates
2016-05-05Merge branch 'drm-fixes-4.6' of git://people.freedesktop.org/~agd5f/linux ↵Dave Airlie3-0/+9
into drm-fixes two fixes for hw lockups and one for a double free * 'drm-fixes-4.6' of git://people.freedesktop.org/~agd5f/linux: drm/amdgpu: make sure vertical front porch is at least 1 drm/radeon: make sure vertical front porch is at least 1 drm/amdgpu: set metadata pointer to NULL after freeing.
2016-05-05gpu: ipu-v3: Fix imx-ipuv3-crtc module autoloadingPhilipp Zabel1-1/+6
If of_node is set before calling platform_device_add, the driver core will try to use of: modalias matching, which fails because the device tree nodes don't have a compatible property set. This patch fixes imx-ipuv3-crtc module autoloading by setting the of_node property only after the platform modalias is set. Fixes: 304e6be652e2 ("gpu: ipu-v3: Assign of_node of child platform devices to corresponding ports") Reported-by: Dennis Gilmore <dennis@ausil.us> Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de> Tested-By: Dennis Gilmore <dennis@ausil.us> Cc: stable@vger.kernel.org # 4.4+ Signed-off-by: Dave Airlie <airlied@redhat.com>
2016-05-05PM / OPP: Remove useless checkViresh Kumar1-3/+0
Regulators are optional for devices using OPPs and the OPP core shouldn't be printing any errors for such missing regulators. It was fine before the commit 0c717d0f9cb4, but that failed to update this part of the code to remove an 'always true' check and an extra unwanted print message. Fix that now. Fixes: 0c717d0f9cb4 (PM / OPP: Initialize regulator pointer to an error value) Reported-by: Marc Gonzalez <marc_gonzalez@sigmadesigns.com> Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org> Reviewed-by: Stephen Boyd <sboyd@codeaurora.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2016-05-05Merge branch 'for-linus' of ↵Linus Torvalds3-24/+24
git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input Pull input fixes from Dmitry Torokhov. * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input: Input: atmel_mxt_ts - use mxt_acquire_irq in mxt_soft_reset Input: zforce_ts - fix dual touch recognition Input: twl6040-vibra - fix atomic schedule panic
2016-05-04ACPICA: Dispatcher: Update thread ID for recursive method callsPrarit Bhargava1-0/+3
ACPICA commit 7a3bd2d962f221809f25ddb826c9e551b916eb25 Set the mutex owner thread ID. Original patch from: Prarit Bhargava <prarit@redhat.com> Link: https://bugzilla.kernel.org/show_bug.cgi?id=115121 Link: https://github.com/acpica/acpica/commit/7a3bd2d9 Signed-off-by: Prarit Bhargava <prarit@redhat.com> Tested-by: Andy Lutomirski <luto@kernel.org> # On a Dell XPS 13 9350 Signed-off-by: Bob Moore <robert.moore@intel.com> Signed-off-by: Lv Zheng <lv.zheng@intel.com> Cc: All applicable <stable@vger.kernel.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2016-05-04Merge tag 'for-linus-4.6-rc6-tag' of ↵Linus Torvalds2-12/+24
git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip Pull xen regression fixes from David Vrabel: - Fix two regressions causing crashes in 32-bit PV guests - Fix a regression in the evtchn driver * tag 'for-linus-4.6-rc6-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip: xen/evtchn: fix ring resize when binding new events xen/balloon: Fix crash when ballooning on x86 32 bit PAE xen: Fix page <-> pfn conversion on 32 bit systems
2016-05-04xen/evtchn: fix ring resize when binding new eventsJan Beulich1-12/+8
The copying of ring data was wrong for two cases: For a full ring nothing got copied at all (as in that case the canonicalized producer and consumer indexes are identical). And in case one or both of the canonicalized (after the resize) indexes would point into the second half of the buffer, the copied data ended up in the wrong (free) part of the new buffer. In both cases uninitialized data would get passed back to the caller. Fix this by simply copying the old ring contents twice: Once to the low half of the new buffer, and a second time to the high half. This addresses the inability to boot a HVM guest with 64 or more vCPUs. This regression was caused by 8620015499101090 (xen/evtchn: dynamically grow pending event channel ring). Reported-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> Signed-off-by: Jan Beulich <jbeulich@suse.com> Cc: <stable@vger.kernel.org> # 4.4+ Signed-off-by: David Vrabel <david.vrabel@citrix.com>
2016-05-04intel_pstate: Fix intel_pstate_get()Rafael J. Wysocki1-6/+8
After commit 8fa520af5081 "intel_pstate: Remove freq calculation from intel_pstate_calc_busy()" intel_pstate_get() calls get_avg_frequency() to compute the average frequency, which is problematic for two reasons. First, intel_pstate_get() may be invoked before the driver reads the CPU feedback registers for the first time and if that happens, get_avg_frequency() will attempt to divide by zero. Second, the get_avg_frequency() call in intel_pstate_get() is racy with respect to intel_pstate_sample() and it may end up returning completely meaningless values for this reason. Moreover, after commit 7349ec0470b6 "intel_pstate: Move intel_pstate_calc_busy() into get_target_pstate_use_performance()" sample.core_pct_busy is never computed on Atom, but it is used in intel_pstate_adjust_busy_pstate() in that case too. To address those problems notice that if sample.core_pct_busy was used in the average frequency computation carried out by get_avg_frequency(), both the divide by zero problem and the race with respect to intel_pstate_sample() would be avoided. Accordingly, move the invocation of intel_pstate_calc_busy() from get_target_pstate_use_performance() to intel_pstate_update_util(), which also will take care of the uninitialized sample.core_pct_busy on Atom, and modify get_avg_frequency() to use sample.core_pct_busy as per the above. Reported-by: kernel test robot <ying.huang@linux.intel.com> Link: http://marc.info/?l=linux-kernel&m=146226437623173&w=4 Fixes: 8fa520af5081 "intel_pstate: Remove freq calculation from intel_pstate_calc_busy()" Fixes: 7349ec0470b6 "intel_pstate: Move intel_pstate_calc_busy() into get_target_pstate_use_performance()" Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2016-05-04iio: imu: mpu6050: Fix name/chip_id when using ACPIDaniel Baluta1-3/+26
When using ACPI, id is NULL and the current code automatically defaults name to NULL and chip id to 0. We should instead use the data provided in the ACPI device table. Fixes: c816d9e7a57b ("iio: imu: mpu6050: fix possible NULL dereferences") Signed-off-by: Daniel Baluta <daniel.baluta@intel.com> Reviewed-By: Matt Ranostay <matt.ranostay@intel.com> Signed-off-by: Jonathan Cameron <jic23@kernel.org>
2016-05-04iio: imu: mpu6050: fix possible NULL dereferencesMatt Ranostay2-2/+4
Fix possible null dereferencing of i2c and spi driver data. Signed-off-by: Matt Ranostay <matt.ranostay@intel.com> Signed-off-by: Jonathan Cameron <jic23@kernel.org>
2016-05-04Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/netLinus Torvalds9-46/+99
Pull networking fixes from David Miller: "Some straggler bug fixes: 1) Batman-adv DAT must consider VLAN IDs when choosing candidate nodes, from Antonio Quartulli. 2) Fix botched reference counting of vlan objects and neigh nodes in batman-adv, from Sven Eckelmann. 3) netem can crash when it sees GSO packets, the fix is to segment then upon ->enqueue. Fix from Neil Horman with help from Eric Dumazet. 4) Fix VXLAN dependencies in mlx5 driver Kconfig, from Matthew Finlay. 5) Handle VXLAN ops outside of rcu lock, via a workqueue, in mlx5, since it can sleep. Fix also from Matthew Finlay. 6) Check mdiobus_scan() return values properly in pxa168_eth and macb drivers. From Sergei Shtylyov. 7) If the netdevice doesn't support checksumming, disable segmentation. From Alexandery Duyck. 8) Fix races between RDS tcp accept and sending, from Sowmini Varadhan. 9) In macb driver, probe MDIO bus before we register the netdev, otherwise we can try to open the device before it is really ready for that. Fix from Florian Fainelli. 10) Netlink attribute size for ILA "tunnels" not calculated properly, fix from Nicolas Dichtel" * git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: ipv6/ila: fix nlsize calculation for lwtunnel net: macb: Probe MDIO bus before registering netdev RDS: TCP: Synchronize accept() and connect() paths on t_conn_lock. RDS:TCP: Synchronize rds_tcp_accept_one with rds_send_xmit when resetting t_sock vxlan: Add checksum check to the features check function net: Disable segmentation if checksumming is not supported net: mvneta: Remove superfluous SMP function call macb: fix mdiobus_scan() error check pxa168_eth: fix mdiobus_scan() error check net/mlx5e: Use workqueue for vxlan ops net/mlx5e: Implement a mlx5e workqueue net/mlx5: Kconfig: Fix MLX5_EN/VXLAN build issue net/mlx5: Unmap only the relevant IO memory mapping netem: Segment GSO packets on enqueue batman-adv: Fix reference counting of hardif_neigh_node object for neigh_node batman-adv: Fix reference counting of vlan object for tt_local_entry batman-adv: B.A.T.M.A.N V - make sure iface is reactivated upon NETDEV_UP event batman-adv: fix DAT candidate selection (must use vid)
2016-05-03net: macb: Probe MDIO bus before registering netdevFlorian Fainelli1-12/+19
The current sequence makes us register for a network device prior to registering and probing the MDIO bus which could lead to some unwanted consequences, like a thread of execution calling into ndo_open before register_netdev() returns, while the MDIO bus is not ready yet. Rework the sequence to register for the MDIO bus, and therefore attach to a PHY prior to calling register_netdev(), which implies reworking the error path a bit. Signed-off-by: Florian Fainelli <f.fainelli@gmail.com> Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-05-03net: mvneta: Remove superfluous SMP function callAnna-Maria Gleixner1-4/+2
Since commit 3b9d6da67e11 ("cpu/hotplug: Fix rollback during error-out in __cpu_disable()") it is ensured that callbacks of CPU_ONLINE and CPU_DOWN_PREPARE are processed on the hotplugged CPU. Due to this SMP function calls are no longer required. Replace smp_call_function_single() with a direct call to mvneta_percpu_enable() or mvneta_percpu_disable(). The functions do not require to be called with interrupts disabled, therefore the smp_call_function_single() calling convention is not preserved. Cc: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> Cc: netdev@vger.kernel.org Signed-off-by: Anna-Maria Gleixner <anna-maria@linutronix.de> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-05-03macb: fix mdiobus_scan() error checkSergei Shtylyov1-1/+2
Now mdiobus_scan() returns ERR_PTR(-ENODEV) instead of NULL if the PHY device ID was read as all ones. As this was not an error before, this value should be filtered out now in this driver. Fixes: b74766a0a0fe ("phylib: don't return NULL from get_phy_device()") Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-05-03pxa168_eth: fix mdiobus_scan() error checkSergei Shtylyov1-0/+2
Since mdiobus_scan() returns either an error code or NULL on error, the driver should check for both, not only for NULL, otherwise a crash is imminent... Reported-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-05-03drm/amdgpu: make sure vertical front porch is at least 1Alex Deucher1-0/+4
hw doesn't like a 0 value. Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Cc: stable@vger.kernel.org
2016-05-03drm/radeon: make sure vertical front porch is at least 1Alex Deucher1-0/+4
hw doesn't like a 0 value. Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Cc: stable@vger.kernel.org
2016-05-03Merge branch 'for-linus' of ↵Linus Torvalds3-0/+8
git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid Pull HID fixes from Jiri Kosina: "Fixes for the HID subsystem: - regression fix for Wacom driver; commit introduced in 4.6-rc1 mistakenly removed line that should be kept. Fix by Ping Cheng - two device-specific quirks, by Ping Cheng and Nazar Mokrynskyi" * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid: HID: wacom: add missed stylus_in_proximity line back HID: Fix boot delay for Creative SB Omni Surround 5.1 with quirk HID: wacom: Add support for DTK-1651
2016-05-03Merge tag 'clk-fixes-for-linus' of ↵Linus Torvalds1-1/+1
git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux Pull clk fix from Stephen Boyd: "One small bug fix for the imx6qp CAN clk definition that was causing failures and division by zeros in the kernel on those devices" * tag 'clk-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux: clk: imx6q: fix typo in CAN clock definition
2016-05-03net/mlx5e: Use workqueue for vxlan opsMatthew Finlay3-16/+49
The vxlan add/delete port NDOs are called under rcu lock. The current mlx5e implementation can potentially block in these calls, which is not allowed. Move to using the mlx5e workqueue to handle these NDOs. Fixes: b3f63c3d5e2c ('net/mlx5e: Add netdev support for VXLAN tunneling') Signed-off-by: Matthew Finlay <matt@mellanox.com> Signed-off-by: Saeed Mahameed <saeedm@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-05-03net/mlx5e: Implement a mlx5e workqueueMatthew Finlay2-11/+20
Implement a mlx5e workqueue to handle all mlx5e specific tasks. Move all tasks currently using the system workqueue to the new workqueue. This is in preparation for vxlan using the mlx5e workqueue in order to schedule port add/remove operations. Signed-off-by: Matthew Finlay <matt@mellanox.com> Signed-off-by: Saeed Mahameed <saeedm@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-05-03net/mlx5: Kconfig: Fix MLX5_EN/VXLAN build issueMatthew Finlay1-0/+1
When MLX5_EN=y MLX5_CORE=y and VXLAN=m there is a linker error for vxlan_get_rx_port() due to the fact that VXLAN is a module. Change Kconfig to select VXLAN when MLX5_CORE=y. When MLX5_CORE=m there is no dependency on the value of VXLAN. Fixes: b3f63c3d5e2c ('net/mlx5e: Add netdev support for VXLAN tunneling') Signed-off-by: Matthew Finlay <matt@mellanox.com> Reported-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Saeed Mahameed <saeedm@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-05-03net/mlx5: Unmap only the relevant IO memory mappingGal Pressman1-2/+4
When freeing UAR the driver tries to unmap uar->map and uar->bf_map which are mutually exclusive thus always unmapping a NULL pointer. Make sure we only call iounmap() once, for the actual mapping. Fixes: 0ba422410bbf ('net/mlx5: Fix global UAR mapping') Signed-off-by: Gal Pressman <galp@mellanox.com> Reported-by: Doron Tsur <doront@mellanox.com> Signed-off-by: Saeed Mahameed <saeedm@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-05-03drm/amdgpu: set metadata pointer to NULL after freeing.Dave Airlie1-0/+1
Without this there was a double free of the metadata, which ended up freeing the fd table for me here, and taking out the machine more often than not. I reproduced with X.org + modesetting DDX + latest llvm/mesa, also required using dri3. Cc: stable@vger.kernel.org Reviewed-by: Christian König <christian.koenig@amd.com> Signed-off-by: Dave Airlie <airlied@redhat.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2016-05-03HID: wacom: add missed stylus_in_proximity line backPing Cheng1-0/+1
Commit 7e12978 ("HID: wacom: break out wacom_intuos_get_tool_type") by accident removed stylus_in_proximity flag for Intuos series while shuffling the code around. Fix that by reintroducing that flag setting in wacom_intuos_inout(), where it originally was. Fixes: 7e12978 ("HID: wacom: break out wacom_intuos_get_tool_type") Signed-off-by: Ping Cheng <pingc@wacom.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2016-05-03Merge getxattr prototype change into work.lookupsAl Viro2-6/+4
The rest of work.xattr stuff isn't needed for this branch
2016-05-02Merge tag 'md/4.6-rc6-fix' of ↵Linus Torvalds3-3/+3
git://git.kernel.org/pub/scm/linux/kernel/git/shli/md Pull MD fixes from Shaohua Li: "This update includes several trival fixes. The only important one is to fix MD bio merge, which has big performance impact" * tag 'md/4.6-rc6-fix' of git://git.kernel.org/pub/scm/linux/kernel/git/shli/md: raid5: delete unnecessary warnning MD: make bio mergeable md/raid0: remove empty line printk from dump_zones md/raid0: fix uninitialized variable bug
2016-05-02Merge tag 'gpio-v4.6-4' of ↵Linus Torvalds2-60/+7
git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio Pull GPIO fixes from Linus Walleij: "Here are some late but important fixes for the v4.6 kernel series. ACPI and RCAR, so two driver fixes (PM related) and a self-evident string lookup fix for ACPI GPIOs: - A serious ACPI fix targeted for stable: lookup strings were being free'd. - Revert two patches from the RCAR driver" * tag 'gpio-v4.6-4' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio: gpiolib-acpi: Duplicate con_id string when adding it to the crs lookup list Revert "gpio: rcar: Fine-grained Runtime PM support" Revert "gpio: rcar: Add Runtime PM handling for interrupts"
2016-05-02Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/netLinus Torvalds22-117/+225
Pull networking fixes from David Miller: 1) MODULE_FIRMWARE firmware string not correct for iwlwifi 8000 chips, from Sara Sharon. 2) Fix SKB size checks in batman-adv stack on receive, from Sven Eckelmann. 3) Leak fix on mac80211 interface add error paths, from Johannes Berg. 4) Cannot invoke napi_disable() with BH disabled in myri10ge driver, fix from Stanislaw Gruszka. 5) Fix sign extension problem when computing feature masks in net_gso_ok(), from Marcelo Ricardo Leitner. 6) lan78xx driver doesn't count packets and packet lengths in its statistics properly, fix from Woojung Huh. 7) Fix the buffer allocation sizes in pegasus USB driver, from Petko Manolov. 8) Fix refcount overflows in bpf, from Alexei Starovoitov. 9) Unified dst cache handling introduced a preempt warning in ip_tunnel, fix by resetting rather then setting the cached route. From Paolo Abeni. 10) Listener hash collision test fix in soreuseport, from Craig Gallak * git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: (47 commits) gre: do not pull header in ICMP error processing net: Implement net_dbg_ratelimited() for CONFIG_DYNAMIC_DEBUG case tipc: only process unicast on intended node cxgb3: fix out of bounds read net/smscx5xx: use the device tree for mac address soreuseport: Fix TCP listener hash collision net: l2tp: fix reversed udp6 checksum flags ip_tunnel: fix preempt warning in ip tunnel creation/updating samples/bpf: fix trace_output example bpf: fix check_map_func_compatibility logic bpf: fix refcnt overflow drivers: net: cpsw: use of_phy_connect() in fixed-link case dt: cpsw: phy-handle, phy_id, and fixed-link are mutually exclusive drivers: net: cpsw: don't ignore phy-mode if phy-handle is used drivers: net: cpsw: fix segfault in case of bad phy-handle drivers: net: cpsw: fix parsing of phy-handle DT property in dual_emac config MAINTAINERS: net: Change maintainer for GRETH 10/100/1G Ethernet MAC device driver gre: reject GUE and FOU in collect metadata mode pegasus: fixes reported packet length pegasus: fixes URB buffer allocation size; ...
2016-05-02nfit: fix translation of command status resultsDan Williams1-1/+4
When transportation of the command completes successfully, it indicates that the 'status' result is valid. Fix the missed checking and translation of the status field at the end of acpi_nfit_ctl(). Otherwise, we fail to handle reported errors and assume commands complete successfully. Reported-by: Linda Knippers <linda.knippers@hpe.com> Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de> Signed-off-by: Dan Williams <dan.j.williams@intel.com>
2016-05-02Revert "USB / PM: Allow USB devices to remain runtime-suspended when sleeping"Johan Hovold2-13/+1
This reverts commit e3345db85068ddb937fc0ba40dfc39c293dad977, which broke system resume for a large class of devices. Devices that after having been reset during resume need to be rebound due to a missing reset_resume callback, are now left in a suspended state. This specifically broke resume of common USB-serial devices, which are now unusable after system suspend (until disconnected and reconnected) when USB persist is enabled. During resume, usb_resume_interface will set the needs_binding flag for such interfaces, but unlike system resume, run-time resume does not honour it. Cc: stable <stable@vger.kernel.org> # 4.5 Signed-off-by: Johan Hovold <johan@kernel.org> Acked-by: Alan Stern <stern@rowland.harvard.edu> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>