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2010-10-09Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6Linus Torvalds
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (27 commits) net: clear heap allocation for ETHTOOL_GRXCLSRLALL isdn: strcpy() => strlcpy() Revert "mac80211: use netif_receive_skb in ieee80211_tx_status callpath" mac80211: delete AddBA response timer ath9k_hw: fix regression in ANI listen time calculation caif: fix two caif_connect() bugs bonding: fix WARN_ON when writing to bond_master sysfs file skge: add quirk to limit DMA MAINTAINERS: update Intel LAN Ethernet info e1000e.txt: Add e1000e documentation e1000.txt: Update e1000 documentation ixgbevf.txt: Update ixgbevf documentation cls_u32: signedness bug Bluetooth: Disallow to change L2CAP_OPTIONS values when connected sctp: Fix out-of-bounds reading in sctp_asoc_get_hmac() sctp: prevent reading out-of-bounds memory ipv4: correct IGMP behavior on v3 query during v2-compatibility mode netdev: Depend on INET before selecting INET_LRO Revert "ipv4: Make INET_LRO a bool instead of tristate." net: Fix the condition passed to sk_wait_event() ...
2010-10-09Merge branch 'idle-release' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-idle-2.6 * 'idle-release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-idle-2.6: intel_idle: enable Atom C6
2010-10-09Merge branch 'release' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6 * 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6: ACPI: add DMI to disable AML Vista compatibility on MSI GX723 Notebook ACPI: Handle ACPI0007 Device in acpi_early_set_pdc
2010-10-09Merge branch 'for-linus' of ↵Linus Torvalds
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: ceph: update issue_seq on cap grant ceph: send cap release message early on failed revoke. ceph: Update max_len with minimum required size ceph: Fix return value of encode_fh function ceph: avoid null deref in osd request error path ceph: fix list_add usage on unsafe_writes list
2010-10-09Merge branch 'for-linus' of git://git.open-osd.org/linux-open-osdLinus Torvalds
* 'for-linus' of git://git.open-osd.org/linux-open-osd: exofs: Fix double page_unlock BUG in write_begin/end
2010-10-09Merge branch 'drm-intel-fixes' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/ickle/drm-intel * 'drm-intel-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/ickle/drm-intel: drm/i915: Prevent module unload to avoid random memory corruption
2010-10-09Merge branch 's5p-fixes-for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung * 's5p-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung: ARM: SAMSUNG: Add a workaround for get_clock() for serial driver ARM: S5P: Bug fix on errors of build with CONFIG_PREEMPT_NONE ARM: SAMSUNG: Fix build warnings because of unused codes
2010-10-09Define _addr_lsb in siginfo_t for mipsAndi Kleen
Define an _addr_lsb field in the mips and ia64 siginfo_ts, following the asm-generic version. This just puts the field over padding. This fixes a compilation problem introduced with a337fda. Cc: ralf@linux-mips.org Cc: tony.luck@intel.com Signed-off-by: Andi Kleen <ak@linux.intel.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2010-10-09virtio-blk: fix request leak.Mike Snitzer
Must drop reference taken by blk_make_request(). Signed-off-by: Mike Snitzer <snitzer@redhat.com> Signed-off-by: Rusty Russell <rusty@rustcorp.com.au> Cc: stable@kernel.org # .35.x Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2010-10-08Merge branch 'msi-dmi' into releaseLen Brown
2010-10-08Merge branch 'pdc-regression' into releaseLen Brown
2010-10-08intel_idle: enable Atom C6Len Brown
ATM-C6 was commented out, pending public documentation. https://bugzilla.kernel.org/show_bug.cgi?id=19762 Tested-by: Dennis Jansen <Dennis.Jansen@...> Signed-off-by: Len Brown <len.brown@intel.com>
2010-10-08net: clear heap allocation for ETHTOOL_GRXCLSRLALLKees Cook
Calling ETHTOOL_GRXCLSRLALL with a large rule_cnt will allocate kernel heap without clearing it. For the one driver (niu) that implements it, it will leave the unused portion of heap unchanged and copy the full contents back to userspace. Signed-off-by: Kees Cook <kees.cook@canonical.com> Acked-by: Ben Hutchings <bhutchings@solarflare.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-10-08Merge branch 'master' of ↵David S. Miller
git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-2.6
2010-10-08isdn: strcpy() => strlcpy()Dan Carpenter
setup.phone and setup.eazmsn are 32 character buffers. rcvmsg.msg_data.byte_array is a 48 character buffer. sc_adapter[card]->channel[rcvmsg.phy_link_no - 1].dn is 50 chars. The rcvmsg struct comes from the memcpy_fromio() in receivemessage(). I guess that means it's data off the wire. I'm not very familiar with this code but I don't see any reason to assume these strings are NULL terminated. Also it's weird that "dn" in a 50 character buffer but we only seem to use 32 characters. In drivers/isdn/sc/scioc.h, "dn" is only a 49 character buffer. So potentially there is still an issue there. The important thing for now is to prevent the memory corruption. Signed-off-by: Dan Carpenter <error27@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-10-08exofs: Fix double page_unlock BUG in write_begin/endBoaz Harrosh
This BUG is there since the first submit of the code, but only triggered in last Kernel. It's timing related do to the asynchronous object-creation behaviour of exofs. (Which should be investigated farther) The bug is obvious hence the fixed. Signed-off-by: Boaz Harrosh <Boaz Harrosh bharrosh@panasas.com>
2010-10-08drm/i915: Prevent module unload to avoid random memory corruptionChris Wilson
The i915 driver has quite a few module unload bugs, the known ones at least have fixes that are targeting 2.6.37. However, in order to maintain a stable kernel, we should prevent this known random memory corruption following driver unload. This should have very low impact on normal users who are unlikely to need to unload the i915 driver. Suggested-by: Thomas Gleixner <tglx@linutronix.de> Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch> Cc: stable@kernel.org Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
2010-10-08ARM: SAMSUNG: Add a workaround for get_clock() for serial driverMarek Szyprowski
Serial drivers call get_clock() very early, before platform bus has been set up, this requires a special check to let them get a proper clock. Without this patch, a serial console is broken on S5PV310 and S5PC210 boards. Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> [kgene.kim@samsung.com: fix coding-style] Signed-off-by: Kukjin Kim <kgene.kim@samsung.com> Cc: Ben Dooks <ben-linux@fluff.org>
2010-10-08ARM: S5P: Bug fix on errors of build with CONFIG_PREEMPT_NONESeungChull Suh
This patch adds header <linux/sched.h> into the below files for build with CONFIG_PREEMPT_NONE. arch/arm/mach-s5p6440/cpu.c arch/arm/mach-s5p6442/cpu.c arch/arm/mach-s5pc100/cpu.c arch/arm/mach-s5pv210/cpu.c Following is error message of in case of s5pv210_defconfig with CONFIG_PREEMPT_NONE. arch/arm/mach-s5pv210/cpu.c:91: error: implicit declaration of function 'need_resched' Signed-off-by: SeungChull Suh <sc.suh@samsung.com> [kgene.kim@samsung.com: removed mach-s5p64x0/cpu.c] [kgene.kim@samsung.com: added fix mach-s5p6440/cpu.c] Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
2010-10-08ARM: SAMSUNG: Fix build warnings because of unused codesKukjin Kim
This patch removes following unused codes for removing build warnings. arch/arm/plat-samsung/adc.c:438: warning: unused variable 'flags' arch/arm/mach-s5pv210/clock.c:176: warning: 's5pv210_clk_ip4_ctrl' defined but not used Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
2010-10-07Merge branch 'hwpoison-fixes' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/ak/linux-mce-2.6 * 'hwpoison-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/ak/linux-mce-2.6: HWPOISON: Stop shrinking at right page count HWPOISON: Report correct address granuality for AO huge page errors HWPOISON: Copy si_addr_lsb to user page-types.c: fix name of unpoison interface
2010-10-07Merge branch 'for-linus' of git://git.kernel.dk/linux-2.6-blockLinus Torvalds
* 'for-linus' of git://git.kernel.dk/linux-2.6-block: elevator: fix oops on early call to elevator_change()
2010-10-07Merge branch 'for-linus' of git://neil.brown.name/mdLinus Torvalds
* 'for-linus' of git://neil.brown.name/md: md: check return code of read_sb_page md/raid1: minor bio initialisation improvements. md/raid1: avoid overflow in raid1 resync when bitmap is in use.
2010-10-07Merge branch 'drm-fixes' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6 * 'drm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6: drm: don't drop handle reference on unload drm/ttm: Fix two race conditions + fix busy codepaths
2010-10-07Merge branch 'for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input: Input: wacom - fix runtime PM related deadlock Input: joydev - fix JSIOCSAXMAP ioctl Input: uinput - setup MT usage during device creation
2010-10-07Merge branch 'for-linus' of git://oss.sgi.com/xfs/xfsLinus Torvalds
* 'for-linus' of git://oss.sgi.com/xfs/xfs: xfs: properly account for reclaimed inodes
2010-10-07Merge branch 'v4l_for_linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6 * 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6: (37 commits) V4L/DVB: v4l: radio: si470x: fix unneeded free_irq() call V4L/DVB: v4l: videobuf: prevent passing a NULL to dma_free_coherent() V4L/DVB: ir-core: Fix null dereferences in the protocols sysfs interface V4L/DVB: v4l: s5p-fimc: Fix 3-planar formats handling and pixel offset error on S5PV210 SoCs V4L/DVB: v4l: s5p-fimc: Fix return value on probe() failure V4L/DVB: uvcvideo: Restrict frame rates for Chicony CNF7129 webcam V4L/DVB: uvcvideo: Fix support for Medion Akoya All-in-one PC integrated webcam V4L/DVB: ivtvfb: prevent reading uninitialized stack memory V4L/DVB: cx25840: Fix typo in volume control initialization: 65335 vs. 65535 V4L/DVB: v4l: mem2mem_testdev: add missing release for video_device V4L/DVB: v4l: mem2mem_testdev: fix errorenous comparison V4L/DVB: mt9v022.c: Fixed compilation warning V4L/DVB: mt9m111: added current colorspace at g_fmt V4L/DVB: mt9m111: cropcap and s_crop check if type is VIDEO_CAPTURE V4L/DVB: mx2_camera: fix a race causing NULL dereference V4L/DVB: tm6000: bugfix data handling V4L/DVB: gspca - sn9c20x: Bad transfer size of Bayer images V4L/DVB: videobuf-dma-sg: set correct size in last sg element V4L/DVB: cx231xx: Avoid an OOPS when card is unknown (card=0) V4L/DVB: dvb: fix smscore_getbuffer() logic ...
2010-10-07Merge branch 'i2c-for-linus' of ↵Linus Torvalds
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: of/i2c: Fix module load order issue caused by of_i2c.c i2c: Fix checks which cause legacy suspend to never get called i2c-pca: Fix waitforcompletion() return value i2c: Fix for suspend/resume issue i2c: Remove obsolete cleanup for clientdata
2010-10-07sysctl: fix min/max handling in __do_proc_doulongvec_minmax()Eric Dumazet
When proc_doulongvec_minmax() is used with an array of longs, and no min/max check requested (.extra1 or .extra2 being NULL), we dereference a NULL pointer for the second element of the array. Noticed while doing some changes in network stack for the "16TB problem" Fix is to not change min & max pointers in __do_proc_doulongvec_minmax(), so that all elements of the vector share an unique min/max limit, like proc_dointvec_minmax(). [akpm@linux-foundation.org: coding-style fixes] Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> Cc: "Eric W. Biederman" <ebiederm@xmission.com> Cc: Americo Wang <xiyou.wangcong@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2010-10-07MAINTAINERS: add Samsung S5P series FIMC maintainersKyungmin Park
Add Samsung S5P series FIMC(Camera Interface) maintainers. Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Cc: Kyungmin Park <kyungmin.park@samsung.com> Cc: Sylwester Nawrocki <s.nawrocki@samsung.com> Cc: Russell King <rmk@arm.linux.org.uk> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2010-10-07MAINTAINERS: Haavard has movedAndrew Morton
Cc: Haavard Skinnemoen <hskinnemoen@gmail.com> Cc: Hans-Christian Egtvedt <hans-christian.egtvedt@atmel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2010-10-07memcg: fix thresholds with use_hierarchy == 1Kirill A. Shutemov
We need to check parent's thresholds if parent has use_hierarchy == 1 to be sure that parent's threshold events will be triggered even if parent itself is not active (no MEM_CGROUP_EVENTS). Signed-off-by: Kirill A. Shutemov <kirill@shutemov.name> Reviewed-by: Daisuke Nishimura <nishimura@mxp.nes.nec.co.jp> Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> Acked-by: Balbir Singh <balbir@linux.vnet.ibm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2010-10-07mm: alloc_large_system_hash() printk overflow on 16TB bootRobin Holt
During boot of a 16TB system, the following is printed: Dentry cache hash table entries: -2147483648 (order: 22, 17179869184 bytes) Signed-off-by: Robin Holt <holt@sgi.com> Reviewed-by: WANG Cong <xiyou.wangcong@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2010-10-07Revert "mac80211: use netif_receive_skb in ieee80211_tx_status callpath"John W. Linville
This reverts commit 5ed3bc7288487bd4f891f420a07319e0b538b4fe. It turns-out that not all drivers are calling ieee80211_tx_status from a compatible context. Revert this for now and try again later... Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-10-07ceph: update issue_seq on cap grantSage Weil
We need to update the issue_seq on any grant operation, be it via an MDS reply or a separate grant message. The update in the grant path was missing. This broke cap release for inodes in which the MDS sent an explicit grant message that was not soon after followed by a successful MDS reply on the same inode. Also fix the signedness on seq locals. Signed-off-by: Sage Weil <sage@newdream.net>
2010-10-07ceph: send cap release message early on failed revoke.Greg Farnum
If an MDS tries to revoke caps that we don't have, we want to send releases early since they probably contain the caps message the MDS is looking for. Previously, we only sent the messages if we didn't have the inode either. But in a multi-mds system we can retain the inode after dropping all caps for a single MDS. Signed-off-by: Greg Farnum <gregf@hq.newdream.net> Signed-off-by: Sage Weil <sage@newdream.net>
2010-10-07ceph: Update max_len with minimum required sizeAneesh Kumar K.V
encode_fh on error should update max_len with minimum required size, so that caller can redo the call with the reallocated buffer. This is required with open by handle patch series Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> Signed-off-by: Sage Weil <sage@newdream.net>
2010-10-07ceph: Fix return value of encode_fh functionAneesh Kumar K.V
encode_fh function should return 255 on error as done by other file system to indicate EOVERFLOW. Also max_len is in sizeof(u32) units and not in bytes. Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> Signed-off-by: Sage Weil <sage@newdream.net>
2010-10-07ceph: avoid null deref in osd request error pathSage Weil
If we interrupt an osd request, we call __cancel_request, but it wasn't verifying that req->r_osd was non-NULL before dereferencing it. This could cause a crash if osds were flapping and we aborted a request on said osd. Reported-by: Henry C Chang <henry_c_chang@tcloudcomputing.com> Signed-off-by: Sage Weil <sage@newdream.net>
2010-10-07ceph: fix list_add usage on unsafe_writes listHenry C Chang
Fix argument order. Signed-off-by: Henry C Chang <henry_c_chang@tcloudcomputing.com> Signed-off-by: Sage Weil <sage@newdream.net>
2010-10-07Merge branch 'master' of ↵David S. Miller
git://git.kernel.org/pub/scm/linux/kernel/git/padovan/bluetooth-2.6
2010-10-07HWPOISON: Stop shrinking at right page countAndi Kleen
When we call the slab shrinker to free a page we need to stop at page count one because the caller always holds a single reference, not zero. This avoids useless looping over slab shrinkers and freeing too much memory. Reviewed-by: Wu Fengguang <fengguang.wu@intel.com> Signed-off-by: Andi Kleen <ak@linux.intel.com>
2010-10-07HWPOISON: Report correct address granuality for AO huge page errorsAndi Kleen
The SIGBUS user space signalling is supposed to report the address granuality of a corruption. Pass this information correctly for huge pages by querying the hpage order. Reviewed-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com> Reviewed-by: Wu Fengguang <fengguang.wu@intel.com> Signed-off-by: Andi Kleen <ak@linux.intel.com>
2010-10-07HWPOISON: Copy si_addr_lsb to userAndi Kleen
The original hwpoison code added a new siginfo field si_addr_lsb to pass the granuality of the fault address to user space. Unfortunately this field was never copied to user space. Fix this here. I added explicit checks for the MCEERR codes to avoid having to patch all potential callers to initialize the field. Signed-off-by: Andi Kleen <ak@linux.intel.com>
2010-10-07page-types.c: fix name of unpoison interfaceNaoya Horiguchi
The page-types utility still uses an out of date name for the unpoison interface: debugfs:hwpoison/renew-pfn This patch renames and fixes it. Signed-off-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com> Acked-by: Wu Fengguang <fengguang.wu@intel.com> Signed-off-by: Andi Kleen <ak@linux.intel.com>
2010-10-07elevator: fix oops on early call to elevator_change()Jens Axboe
2.6.36 introduces an API for drivers to switch the IO scheduler instead of manually calling the elevator exit and init functions. This API was added since q->elevator must be cleared in between those two calls. And since we already have this functionality directly from use by the sysfs interface to switch schedulers online, it was prudent to reuse it internally too. But this API needs the queue to be in a fully initialized state before it is called, or it will attempt to unregister elevator kobjects before they have been added. This results in an oops like this: BUG: unable to handle kernel NULL pointer dereference at 0000000000000051 IP: [<ffffffff8116f15e>] sysfs_create_dir+0x2e/0xc0 PGD 47ddfc067 PUD 47c6a1067 PMD 0 Oops: 0000 [#1] PREEMPT SMP last sysfs file: /sys/devices/pci0000:00/0000:00:02.0/0000:04:00.1/irq CPU 2 Modules linked in: t(+) loop hid_apple usbhid ahci ehci_hcd uhci_hcd libahci usbcore nls_base igb Pid: 7319, comm: modprobe Not tainted 2.6.36-rc6+ #132 QSSC-S4R/QSSC-S4R RIP: 0010:[<ffffffff8116f15e>] [<ffffffff8116f15e>] sysfs_create_dir+0x2e/0xc0 RSP: 0018:ffff88027da25d08 EFLAGS: 00010246 RAX: ffff88047c68c528 RBX: 00000000fffffffe RCX: 0000000000000000 RDX: 000000000000002f RSI: 000000000000002f RDI: ffff88047e196c88 RBP: ffff88027da25d38 R08: 0000000000000000 R09: d84156c5635688c0 R10: d84156c5635688c0 R11: 0000000000000000 R12: ffff88047e196c88 R13: 0000000000000000 R14: 0000000000000000 R15: ffff88047c68c528 FS: 00007fcb0b26f6e0(0000) GS:ffff880287400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b CR2: 0000000000000051 CR3: 000000047e76e000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process modprobe (pid: 7319, threadinfo ffff88027da24000, task ffff88027d377090) Stack: ffff88027da25d58 ffff88047c68c528 00000000fffffffe ffff88047e196c88 <0> ffff88047c68c528 ffff88047e05bd90 ffff88027da25d78 ffffffff8123fb77 <0> ffff88047e05bd90 0000000000000000 ffff88047e196c88 ffff88047c68c528 Call Trace: [<ffffffff8123fb77>] kobject_add_internal+0xe7/0x1f0 [<ffffffff8123fd98>] kobject_add_varg+0x38/0x60 [<ffffffff8123feb9>] kobject_add+0x69/0x90 [<ffffffff8116efe0>] ? sysfs_remove_dir+0x20/0xa0 [<ffffffff8103d48d>] ? sub_preempt_count+0x9d/0xe0 [<ffffffff8143de20>] ? _raw_spin_unlock+0x30/0x50 [<ffffffff8116efe0>] ? sysfs_remove_dir+0x20/0xa0 [<ffffffff8116eff4>] ? sysfs_remove_dir+0x34/0xa0 [<ffffffff81224204>] elv_register_queue+0x34/0xa0 [<ffffffff81224aad>] elevator_change+0xfd/0x250 [<ffffffffa007e000>] ? t_init+0x0/0x361 [t] [<ffffffffa007e000>] ? t_init+0x0/0x361 [t] [<ffffffffa007e0a8>] t_init+0xa8/0x361 [t] [<ffffffff810001de>] do_one_initcall+0x3e/0x170 [<ffffffff8108c3fd>] sys_init_module+0xbd/0x220 [<ffffffff81002f2b>] system_call_fastpath+0x16/0x1b Code: e5 41 56 41 55 41 54 49 89 fc 53 48 83 ec 10 48 85 ff 74 52 48 8b 47 18 49 c7 c5 00 46 61 81 48 85 c0 74 04 4c 8b 68 30 45 31 f6 <41> 80 7d 51 00 74 0e 49 8b 44 24 28 4c 89 e7 ff 50 20 49 89 c6 RIP [<ffffffff8116f15e>] sysfs_create_dir+0x2e/0xc0 RSP <ffff88027da25d08> CR2: 0000000000000051 ---[ end trace a6541d3bf07945df ]--- Fix this by adding a registered bit to the elevator queue, which is set when the sysfs kobjects have been registered. Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
2010-10-07drm: don't drop handle reference on unloadDave Airlie
since the handle references are all tied to a file_priv, and when it disappears all the handle refs go with it. The fbcon ones we'd only notice on unload, but the nouveau notifier one would would happen on reboot. nouveau: Reported-by: Marc Dionne <marc.c.dionne@gmail.com> nouveau: Tested-by: Marc Dionne <marc.c.dionne@gmail.com> i915 unload: Reported-by: Keith Packard <keithp@keithp.com> Acked-by: Ben Skeggs <bskeggs@redhat.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2010-10-06xfs: properly account for reclaimed inodesJohannes Weiner
When marking an inode reclaimable, a per-AG counter is increased, the inode is tagged reclaimable in its per-AG tree, and, when this is the first reclaimable inode in the AG, the AG entry in the per-mount tree is also tagged. When an inode is finally reclaimed, however, it is only deleted from the per-AG tree. Neither the counter is decreased, nor is the parent tree's AG entry untagged properly. Since the tags in the per-mount tree are not cleared, the inode shrinker iterates over all AGs that have had reclaimable inodes at one point in time. The counters on the other hand signal an increasing amount of slab objects to reclaim. Since "70e60ce xfs: convert inode shrinker to per-filesystem context" this is not a real issue anymore because the shrinker bails out after one iteration. But the problem was observable on a machine running v2.6.34, where the reclaimable work increased and each process going into direct reclaim eventually got stuck on the xfs inode shrinking path, trying to scan several million objects. Fix this by properly unwinding the reclaimable-state tracking of an inode when it is reclaimed. Signed-off-by: Johannes Weiner <hannes@cmpxchg.org> Cc: stable@kernel.org Reviewed-by: Dave Chinner <dchinner@redhat.com> Signed-off-by: Alex Elder <aelder@sgi.com>
2010-10-06Merge branch 'master' of ↵David S. Miller
master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6
2010-10-07md: check return code of read_sb_pageVasiliy Kulikov
Function read_sb_page may return ERR_PTR(...). Check for it. Signed-off-by: Vasiliy Kulikov <segooon@gmail.com> Cc: Neil Brown <neilb@suse.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: NeilBrown <neilb@suse.de>