- 30 Dec, 2012 13 commits
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git://people.freedesktop.org/~airlied/linuxLinus Torvalds authored
Pull DRM update from Dave Airlie: "This is a bit larger due to me not bothering to do anything since before Xmas, and other people working too hard after I had clearly given up. It's got the 3 main x86 driver fixes pulls, and a bunch of tegra fixes, doesn't fix the Ironlake bug yet, but that does seem to be getting closer. - radeon: gpu reset fixes and userspace packet support - i915: watermark fixes, workarounds, i830/845 fix, - nouveau: nvd9/kepler microcode fixes, accel is now enabled and working, gk106 support - tegra: misc fixes." * 'drm-next' of git://people.freedesktop.org/~airlied/linux: (34 commits) Revert "drm: tegra: protect DC register access with mutex" drm: tegra: program only one window during modeset drm: tegra: clean out old gem prototypes drm: tegra: remove redundant tegra2_tmds_config entry drm: tegra: protect DC register access with mutex drm: tegra: don't leave clients host1x member uninitialized drm: tegra: fix front_porch <-> back_porch mixup drm/nve0/graph: fix fuc, and enable acceleration on all known chipsets drm/nvc0/graph: fix fuc, and enable acceleration on GF119 drm/nouveau/bios: cache ramcfg strap on later chipsets drm/nouveau/mxm: silence output if no bios data drm/nouveau/bios: parse/display extra version component drm/nouveau/bios: implement opcode 0xa9 drm/nouveau/bios: update gpio parsing apis to match current design drm/nouveau: initial support for GK106 drm/radeon: add WAIT_UNTIL to evergreen VM safe reg list drm/i915: disable shrinker lock stealing for create_mmap_offset drm/i915: optionally disable shrinker lock stealing drm/i915: fix flags in dma buf exporting drm/radeon: add support for MEM_WRITE packet ...
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git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-socLinus Torvalds authored
Pull late ARM cleanups for omap from Olof Johansson: "From Tony Lindgren: Here are few more patches to finish the omap changes for multiplatform conversion that are not strictly fixes, but were too complex to do with the dependencies during the merge window. Those are to move of serial-omap.h to platform_data, and the removal of remaining cpu_is_omap macro usage outside mach-omap2. Then there are several trivial fixes for typos and few minimal omap2plus_defconfig updates." * tag 'omap-late-cleanups' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: arch/arm/mach-omap2/dpll3xxx.c: drop if around WARN_ON OMAP2: Fix a typo - replace regist with register. ARM/omap: use module_platform_driver macro ARM: OMAP2+: PMU: Remove unused header ARM: OMAP4: remove duplicated include from omap_hwmod_44xx_data.c ARM: OMAP2+: omap2plus_defconfig: enable twl4030 SoC audio ARM: OMAP2+: omap2plus_defconfig: Add tps65217 support ARM: OMAP2+: enable devtmpfs and devtmpfs automount ARM: OMAP2+: omap_twl: Change TWL4030_MODULE_PM_RECEIVER to TWL_MODULE_PM_RECEIVER ARM: OMAP2+: Drop plat/cpu.h for omap2plus ARM: OMAP: Split fb.c to remove last remaining cpu_is_omap usage MAINTAINERS: Add an entry for omap related .dts files
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git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-socLinus Torvalds authored
Pull ARM SoC fixes from Olof Johansson: "It's been quiet over the holidays, but we have had a couple of trivial fixes coming in for the newly introduced sunxi platform; one to add it to the multiplatform defconfig for build coverage, and one fixup for device tree strings." * tag 'fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: sunxi: Change the machine compatible string. ARM: multi_v7_defconfig: Add ARCH_SUNXI
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Dave Airlie authored
This reverts commit 83c0bcb6. Lucas pointed out this was a mistake, and I missed the discussion, so just revert it out to save a rebase. Signed-off-by: Dave Airlie <airlied@redhat.com>
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Lucas Stach authored
The intention is to program exactly WIN_A, not WIN_A and possibly others. Signed-off-by: Lucas Stach <dev@lynxeye.de> Signed-off-by: Dave Airlie <airlied@redhat.com>
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Lucas Stach authored
There is no gem.c anymore, those functions are implemented by the drm_cma_helpers now. Signed-off-by: Lucas Stach <dev@lynxeye.de> Signed-off-by: Dave Airlie <airlied@redhat.com>
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Lucas Stach authored
The 720p and 1080p entries are completely redundant, as we are matching the table entries against <=pclk. Also generalize the comment, as we are using those table entries even when driving other modes than the standard TV ones. Signed-off-by: Lucas Stach <dev@lynxeye.de> Signed-off-by: Dave Airlie <airlied@redhat.com>
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Lucas Stach authored
Window properties are programmed through a shared aperture and have to happen atomically. Also we do the read-update-write dance on some of the shared regs. To make sure that different functions don't stumble over each other protect the register access with a mutex. Signed-off-by: Lucas Stach <dev@lynxeye.de> Signed-off-by: Dave Airlie <airlied@redhat.com>
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Lucas Stach authored
No real problem for now, as nothing is using this, but leaving it unitialized is asking for trouble later on. Signed-off-by: Lucas Stach <dev@lynxeye.de> Signed-off-by: Dave Airlie <airlied@redhat.com>
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Lucas Stach authored
Fixes wrong picture offset observed when using HDMI output with a Technisat HD TV. Signed-off-by: Lucas Stach <dev@lynxeye.de> Acked-by: Mark Zhang <markz@nvidia.com> Tested-by: Mark Zhang <markz@nvidia.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
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git://people.freedesktop.org/~danvet/drm-intelDave Airlie authored
Some fixes for 3.8: - Watermark fixups from Chris Wilson (4 pieces). - 2 snb workarounds, seem to be recently added to our internal DB. - workaround for the infamous i830/i845 hang, seems now finally solid! Based on Chris' fix for SNA, now also for UXA/mesa&old SNA. - Some more fixlets for shrinker-pulls-the-rug issues (Chris&me). - Fix dma-buf flags when exporting (you). - Disable the VGA plane if it's enabled on lid open - similar fix in spirit to the one I've sent you last weeek, BIOS' really like to mess with the display when closing the lid (awesome debug work from Krzysztof Mazur). * 'drm-intel-fixes' of git://people.freedesktop.org/~danvet/drm-intel: drm/i915: disable shrinker lock stealing for create_mmap_offset drm/i915: optionally disable shrinker lock stealing drm/i915: fix flags in dma buf exporting i915: ensure that VGA plane is disabled drm/i915: Preallocate the drm_mm_node prior to manipulating the GTT drm_mm manager drm: Export routines for inserting preallocated nodes into the mm manager drm/i915: don't disable disconnected outputs drm/i915: Implement workaround for broken CS tlb on i830/845 drm/i915: Implement WaSetupGtModeTdRowDispatch drm/i915: Implement WaDisableHiZPlanesWhenMSAAEnabled drm/i915: Prefer CRTC 'active' rather than 'enabled' during WM computations drm/i915: Clear self-refresh watermarks when disabled drm/i915: Double the cursor self-refresh latency on Valleyview drm/i915: Fixup cursor latency used for IVB lp3 watermarks
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git://people.freedesktop.org/~agd5f/linuxDave Airlie authored
Misc fixes for reset and new packets for userspace usage. * 'drm-fixes-3.8' of git://people.freedesktop.org/~agd5f/linux: drm/radeon: add WAIT_UNTIL to evergreen VM safe reg list drm/radeon: add support for MEM_WRITE packet drm/radeon: restore modeset late in GPU reset path drm/radeon: avoid deadlock in pm path when waiting for fence drm/radeon: don't leave fence blocked process on failed GPU reset
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Dave Airlie authored
Merge branch 'drm-nouveau-fixes-3.8' of git://anongit.freedesktop.org/git/nouveau/linux-2.6 into drm-next Fixes the accel support for nvd9 + kepler chipsets, also fixes GK106 support. * 'drm-nouveau-fixes-3.8' of git://anongit.freedesktop.org/git/nouveau/linux-2.6: drm/nve0/graph: fix fuc, and enable acceleration on all known chipsets drm/nvc0/graph: fix fuc, and enable acceleration on GF119 drm/nouveau/bios: cache ramcfg strap on later chipsets drm/nouveau/mxm: silence output if no bios data drm/nouveau/bios: parse/display extra version component drm/nouveau/bios: implement opcode 0xa9 drm/nouveau/bios: update gpio parsing apis to match current design drm/nouveau: initial support for GK106
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- 28 Dec, 2012 2 commits
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Zlatko Calusic authored
An unintended consequence of commit 4ae0a48b ("mm: modify pgdat_balanced() so that it also handles order-0") is that wait_iff_congested() can now be called with NULL 'struct zone *' producing kernel oops like this: BUG: unable to handle kernel NULL pointer dereference IP: [<ffffffff811542d9>] wait_iff_congested+0x59/0x140 This trivial patch fixes it. Reported-by: Zhouping Liu <zliu@redhat.com> Reported-and-tested-by: Sedat Dilek <sedat.dilek@gmail.com> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Mel Gorman <mgorman@suse.de> Cc: Hugh Dickins <hughd@google.com> Signed-off-by: Zlatko Calusic <zlatko.calusic@iskon.hr> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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git://github.com/mripard/linuxOlof Johansson authored
From Maxime Ripard: Fixes for the sunxi core to be merged in 3.8-rc2 * tag 'sunxi-fixes-for-3.8-rc2' of git://github.com/mripard/linux: sunxi: Change the machine compatible string. ARM: multi_v7_defconfig: Add ARCH_SUNXI
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- 27 Dec, 2012 3 commits
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git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-stagingLinus Torvalds authored
Pull hwmon fixes from Guenter Roeck: - Report i2c errors to userspace in lm73 driver - Fix problem with DIV_ROUND_CLOSEST and unsigned divisors in emc6w201 driver * tag 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging: hwmon: (emc6w201) Fix DIV_ROUND_CLOSEST problem with unsigned divisors hwmon: (lm73} Detect and report i2c bus errors
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git://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/user-namespaceLinus Torvalds authored
Pull namespace fixes from Eric Biederman: "This tree includes two bug fixes for problems Oleg spotted on his review of the recent pid namespace work. A small fix to not enable bottom halves with irqs disabled, and a trivial build fix for f2fs with user namespaces enabled." * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/user-namespace: f2fs: Don't assign e_id in f2fs_acl_from_disk proc: Allow proc_free_inum to be called from any context pidns: Stop pid allocation when init dies pidns: Outlaw thread creation after unshare(CLONE_NEWPID)
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git://git.kernel.org/pub/scm/linux/kernel/git/davem/netLinus Torvalds authored
Pull networking fixes from David Miller: 1) GRE tunnel drivers don't set the transport header properly, they also blindly deref the inner protocol ipv4 and needs some checks. Fixes from Isaku Yamahata. 2) Fix sleeps while atomic in netdevice rename code, from Eric Dumazet. 3) Fix double-spinlock in solos-pci driver, from Dan Carpenter. 4) More ARP bug fixes. Fix lockdep splat in arp_solicit() and then the bug accidentally added by that fix. From Eric Dumazet and Cong Wang. 5) Remove some __dev* annotations that slipped back in, as well as all HOTPLUG references. From Greg KH 6) RDS protocol uses wrong interfaces to access scatter-gather elements, causing a regression. From Mike Marciniszyn. 7) Fix build error in cpts driver, from Richard Cochran. 8) Fix arithmetic in packet scheduler, from Stefan Hasko. 9) Similarly, fix association during calculation of random backoff in batman-adv. From Akinobu Mita. * git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: (21 commits) ipv6/ip6_gre: set transport header correctly ipv4/ip_gre: set transport header correctly to gre header IB/rds: suppress incompatible protocol when version is known IB/rds: Correct ib_api use with gs_dma_address/sg_dma_len net/vxlan: Use the underlying device index when joining/leaving multicast groups tcp: should drop incoming frames without ACK flag set netprio_cgroup: define sk_cgrp_prioidx only if NETPRIO_CGROUP is enabled cpts: fix a run time warn_on. cpts: fix build error by removing useless code. batman-adv: fix random jitter calculation arp: fix a regression in arp_solicit() net: sched: integer overflow fix CONFIG_HOTPLUG removal from networking core Drivers: network: more __dev* removal bridge: call br_netpoll_disable in br_add_if ipv4: arp: fix a lockdep splat in arp_solicit() tuntap: dont use a private kmem_cache net: devnet_rename_seq should be a seqcount ip_gre: fix possible use after free ip_gre: make ipgre_tunnel_xmit() not parse network header as IP unconditionally ...
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- 26 Dec, 2012 14 commits
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Isaku Yamahata authored
ip6gre_xmit2() incorrectly sets transport header to inner payload instead of GRE header. It seems copy-and-pasted from ipip.c. Set transport header to gre header. (In ipip case the transport header is the inner ip header, so that's correct.) Found by inspection. In practice the incorrect transport header doesn't matter because the skb usually is sent to another net_device or socket, so the transport header isn't referenced. Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp> Signed-off-by: David S. Miller <davem@davemloft.net>
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Isaku Yamahata authored
ipgre_tunnel_xmit() incorrectly sets transport header to inner payload instead of GRE header. It seems copy-and-pasted from ipip.c. So set transport header to gre header. (In ipip case the transport header is the inner ip header, so that's correct.) Found by inspection. In practice the incorrect transport header doesn't matter because the skb usually is sent to another net_device or socket, so the transport header isn't referenced. Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp> Signed-off-by: David S. Miller <davem@davemloft.net>
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Marciniszyn, Mike authored
Add an else to only print the incompatible protocol message when version hasn't been established. Signed-off-by: Mike Marciniszyn <mike.marciniszyn@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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Marciniszyn, Mike authored
0b088e00 ("RDS: Use page_remainder_alloc() for recv bufs") added uses of sg_dma_len() and sg_dma_address(). This makes RDS DOA with the qib driver. IB ulps should use ib_sg_dma_len() and ib_sg_dma_address respectively since some HCAs overload ib_sg_dma* operations. Signed-off-by: Mike Marciniszyn <mike.marciniszyn@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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Yan Burman authored
The socket calls from vxlan to join/leave multicast group aren't using the index of the underlying device, as a result the stack uses the first interface that is up. This results in vxlan being non functional over a device which isn't the 1st to be up. Fix this by providing the iflink field to the vxlan instance to the multicast calls. Signed-off-by: Yan Burman <yanb@mellanox.com> Acked-by: Stephen Hemminger <shemminger@vyatta.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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Eric Dumazet authored
In commit 96e0bf4b (tcp: Discard segments that ack data not yet sent) John Dykstra enforced a check against ack sequences. In commit 354e4aa3 (tcp: RFC 5961 5.2 Blind Data Injection Attack Mitigation) I added more safety tests. But we missed fact that these tests are not performed if ACK bit is not set. RFC 793 3.9 mandates TCP should drop a frame without ACK flag set. " fifth check the ACK field, if the ACK bit is off drop the segment and return" Not doing so permits an attacker to only guess an acceptable sequence number, evading stronger checks. Many thanks to Zhiyun Qian for bringing this issue to our attention. See : http://web.eecs.umich.edu/~zhiyunq/pub/ccs12_TCP_sequence_number_inference.pdfReported-by: Zhiyun Qian <zhiyunq@umich.edu> Signed-off-by: Eric Dumazet <edumazet@google.com> Cc: Nandita Dukkipati <nanditad@google.com> Cc: Neal Cardwell <ncardwell@google.com> Cc: John Dykstra <john.dykstra1@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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Christoffer Dall authored
Unfortunately with !CONFIG_PAGEFLAGS_EXTENDED, (!PageHead) is false, and (PageHead) is true, for tail pages. If this is indeed the intended behavior, which I doubt because it breaks cache cleaning on some ARM systems, then the nomenclature is highly problematic. This patch makes sure PageHead is only true for head pages and PageTail is only true for tail pages, and neither is true for non-compound pages. [ This buglet seems ancient - seems to have been introduced back in Apr 2008 in commit 6a1e7f77: "pageflags: convert to the use of new macros". And the reason nobody noticed is because the PageHead() tests are almost all about just sanity-checking, and only used on pages that are actual page heads. The fact that the old code returned true for tail pages too was thus not really noticeable. - Linus ] Signed-off-by: Christoffer Dall <cdall@cs.columbia.edu> Acked-by: Andrea Arcangeli <aarcange@redhat.com> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Will Deacon <Will.Deacon@arm.com> Cc: Steve Capper <Steve.Capper@arm.com> Cc: Christoph Lameter <cl@linux.com> Cc: stable@kernel.org # 2.6.26+ Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Li Zefan authored
sock->sk_cgrp_prioidx won't be used at all if CONFIG_NETPRIO_CGROUP=n. Signed-off-by: Li Zefan <lizefan@huawei.com> Acked-by: Neil Horman <nhorman@tuxdriver.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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Richard Cochran authored
This patch fixes a warning in clk_enable by calling clk_prepare_enable instead. Signed-off-by: Richard Cochran <richardcochran@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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Richard Cochran authored
The cpts driver tries to obtain the input clock frequency by calling the clock's internal 'recalc' method. Since <plat/clock.h> has been removed, this code can no longer compile. However, the driver never makes use of the frequency value, so this patch fixes the issue by removing the offending code altogether. Signed-off-by: Richard Cochran <richardcochran@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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Akinobu Mita authored
batadv_iv_ogm_emit_send_time() attempts to calculates a random integer in the range of 'orig_interval +- BATADV_JITTER' by the below lines. msecs = atomic_read(&bat_priv->orig_interval) - BATADV_JITTER; msecs += (random32() % 2 * BATADV_JITTER); But it actually gets 'orig_interval' or 'orig_interval - BATADV_JITTER' because '%' and '*' have same precedence and associativity is left-to-right. This adds the parentheses at the appropriate position so that it matches original intension. Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com> Acked-by: Antonio Quartulli <ordex@autistici.org> Cc: Marek Lindner <lindner_marek@yahoo.de> Cc: Simon Wunderlich <siwu@hrz.tu-chemnitz.de> Cc: Antonio Quartulli <ordex@autistici.org> Cc: b.a.t.m.a.n@lists.open-mesh.org Cc: "David S. Miller" <davem@davemloft.net> Cc: netdev@vger.kernel.org Signed-off-by: David S. Miller <davem@davemloft.net>
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Eric W. Biederman authored
With user namespaces enabled building f2fs fails with: CC fs/f2fs/acl.o fs/f2fs/acl.c: In function ‘f2fs_acl_from_disk’: fs/f2fs/acl.c:85:21: error: ‘struct posix_acl_entry’ has no member named ‘e_id’ make[2]: *** [fs/f2fs/acl.o] Error 1 make[2]: Target `__build' not remade because of errors. e_id is a backwards compatibility field only used for file systems that haven't been converted to use kuids and kgids. When the posix acl tag field is neither ACL_USER nor ACL_GROUP assigning e_id is unnecessary. Remove the assignment so f2fs will build with user namespaces enabled. Cc: Namjae Jeon <namjae.jeon@samsung.com> Cc: Amit Sahrawat <a.sahrawat@samsung.com> Acked-by: Jaegeuk Kim <jaegeuk.kim@samsung.com> Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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Eric W. Biederman authored
While testing the pid namespace code I hit this nasty warning. [ 176.262617] ------------[ cut here ]------------ [ 176.263388] WARNING: at /home/eric/projects/linux/linux-userns-devel/kernel/softirq.c:160 local_bh_enable_ip+0x7a/0xa0() [ 176.265145] Hardware name: Bochs [ 176.265677] Modules linked in: [ 176.266341] Pid: 742, comm: bash Not tainted 3.7.0userns+ #18 [ 176.266564] Call Trace: [ 176.266564] [<ffffffff810a539f>] warn_slowpath_common+0x7f/0xc0 [ 176.266564] [<ffffffff810a53fa>] warn_slowpath_null+0x1a/0x20 [ 176.266564] [<ffffffff810ad9ea>] local_bh_enable_ip+0x7a/0xa0 [ 176.266564] [<ffffffff819308c9>] _raw_spin_unlock_bh+0x19/0x20 [ 176.266564] [<ffffffff8123dbda>] proc_free_inum+0x3a/0x50 [ 176.266564] [<ffffffff8111d0dc>] free_pid_ns+0x1c/0x80 [ 176.266564] [<ffffffff8111d195>] put_pid_ns+0x35/0x50 [ 176.266564] [<ffffffff810c608a>] put_pid+0x4a/0x60 [ 176.266564] [<ffffffff8146b177>] tty_ioctl+0x717/0xc10 [ 176.266564] [<ffffffff810aa4d5>] ? wait_consider_task+0x855/0xb90 [ 176.266564] [<ffffffff81086bf9>] ? default_spin_lock_flags+0x9/0x10 [ 176.266564] [<ffffffff810cab0a>] ? remove_wait_queue+0x5a/0x70 [ 176.266564] [<ffffffff811e37e8>] do_vfs_ioctl+0x98/0x550 [ 176.266564] [<ffffffff810b8a0f>] ? recalc_sigpending+0x1f/0x60 [ 176.266564] [<ffffffff810b9127>] ? __set_task_blocked+0x37/0x80 [ 176.266564] [<ffffffff810ab95b>] ? sys_wait4+0xab/0xf0 [ 176.266564] [<ffffffff811e3d31>] sys_ioctl+0x91/0xb0 [ 176.266564] [<ffffffff810a95f0>] ? task_stopped_code+0x50/0x50 [ 176.266564] [<ffffffff81939199>] system_call_fastpath+0x16/0x1b [ 176.266564] ---[ end trace 387af88219ad6143 ]--- It turns out that spin_unlock_bh(proc_inum_lock) is not safe when put_pid is called with another spinlock held and irqs disabled. For now take the easy path and use spin_lock_irqsave(proc_inum_lock) in proc_free_inum and spin_loc_irq in proc_alloc_inum(proc_inum_lock). Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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Eric W. Biederman authored
Oleg pointed out that in a pid namespace the sequence. - pid 1 becomes a zombie - setns(thepidns), fork,... - reaping pid 1. - The injected processes exiting. Can lead to processes attempting access their child reaper and instead following a stale pointer. That waitpid for init can return before all of the processes in the pid namespace have exited is also unfortunate. Avoid these problems by disabling the allocation of new pids in a pid namespace when init dies, instead of when the last process in a pid namespace is reaped. Pointed-out-by: Oleg Nesterov <oleg@redhat.com> Reviewed-by: Oleg Nesterov <oleg@redhat.com> Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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- 25 Dec, 2012 2 commits
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Eric W. Biederman authored
The sequence: unshare(CLONE_NEWPID) clone(CLONE_THREAD|CLONE_SIGHAND|CLONE_VM) Creates a new process in the new pid namespace without setting pid_ns->child_reaper. After forking this results in a NULL pointer dereference. Avoid this and other nonsense scenarios that can show up after creating a new pid namespace with unshare by adding a new check in copy_prodcess. Pointed-out-by: Oleg Nesterov <oleg@redhat.com> Acked-by: Oleg Nesterov <oleg@redhat.com> Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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Cong Wang authored
Sedat reported the following commit caused a regression: commit 9650388b Author: Eric Dumazet <edumazet@google.com> Date: Fri Dec 21 07:32:10 2012 +0000 ipv4: arp: fix a lockdep splat in arp_solicit This is due to the 6th parameter of arp_send() needs to be NULL for the broadcast case, the above commit changed it to an all-zero array by mistake. Reported-by: Sedat Dilek <sedat.dilek@gmail.com> Tested-by: Sedat Dilek <sedat.dilek@gmail.com> Cc: Sedat Dilek <sedat.dilek@gmail.com> Cc: Eric Dumazet <edumazet@google.com> Cc: David S. Miller <davem@davemloft.net> Cc: Julian Anastasov <ja@ssi.bg> Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com> Acked-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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- 23 Dec, 2012 6 commits
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git://git.pengutronix.de/git/wsa/linuxLinus Torvalds authored
Pull i2c __dev* attribute removal from Wolfram Sang: "The squashed patches from Bill to get rid of the __dev* annotations in the i2c subsystem. I couldn't include it in my previous pull request due to some dependency with the mfd subsystem. I had this patch in linux-next for two days before rc1 and nothing popped up." * 'i2c-embedded/for-next' of git://git.pengutronix.de/git/wsa/linux: i2c: remove __dev* attributes from subsystem
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Zlatko Calusic authored
Teach pgdat_balanced() about order-0 allocations so that we can simplify code in a few places in vmstat.c. Suggested-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Zlatko Calusic <zlatko.calusic@iskon.hr> Cc: Mel Gorman <mgorman@suse.de> Cc: Hugh Dickins <hughd@google.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Rafael J. Wysocki authored
Commit f0ed2ce8 ("[media] uvcvideo: Set error_idx properly for extended controls API failures") causes user space to behave incorrectly on one of my test machines (there is no sound under KDE 4.9.4 using pulseaudio and there is a knotify4 process occupying one of the CPU cores 100% of the time). Reverting that commit entirely fixes the problem for me. However, commit f0ed2ce8 appears to do more than it follows from its changelog, because the changelog only says about the changes related to ctrls->error_idx, while the commit additionally changes error codes returned by various functions in uvc_ctrl.c and uvc_v4l2.c. It turns out that the changes of the returned error codes confuse the user spce, so it is sufficient to revert the part of commit f0ed2ce8 not mentioned in its changelog to fix the problem. [ 'ENOENT' is not a valid error return from an ioctl to begin with, and I don't understand how anybody ever even thought it would be. - Linus ] Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com> Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Cc: Mauro Carvalho Chehab <mchehab@redhat.com> Cc: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Maxime Ripard authored
Commit 68136b10 ("ARM: sunxi: Change device tree naming scheme for sunxi") changed the naming scheme and the compatible strings used in the device trees related to the sunXi platform, but forgot to change the compatible string in the DT machine definition. This prevents the kernel from booting on these boards. Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
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Maxime Ripard authored
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
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Ben Skeggs authored
Also adds GK106 to chipsets known by ucode. Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
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