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2010-10-07[IA64] Cannot use register_percpu_irq() from ia64_mca_init()Tony Luck
This is called before early_irq_init() which will clobber any registrations made too early. Move the calls to ia64_mca_late_init(). Signed-off-by: Tony Luck <tomy.luck@intel.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>
2010-10-07[ARM] Kirkwood: add LED support for netxbig_v2 boardsSimon Guinot
Signed-off-by: Simon Guinot <sguinot@lacie.com> Signed-off-by: Nicolas Pitre <nico@fluxnic.net>
2010-10-07leds: add LED driver for Big Network series LEDsSimon Guinot
This patch add a LED class driver for LEDs found on the LaCie 2Big and 5Big Network v2 boards. The LEDs are wired to a CPLD and are controlled through a GPIO extension bus. Signed-off-by: Simon Guinot <sguinot@lacie.com> Signed-off-by: Nicolas Pitre <nico@fluxnic.net>
2010-10-07leds: leds-ns2: fix private driver data storageSimon Guinot
dev_set_drvdata() can't be used to set the driver private data pointer. This would overwrite the led classdev object previously registered by led_classdev_register(). Note that despite this mistake, the driver work fine because led_dat and led_dat->cdev are at the same memory address. Signed-off-by: Simon Guinot <sguinot@lacie.com> Signed-off-by: Nicolas Pitre <nico@fluxnic.net>
2010-10-07net: atmel_macb Kconfig: remove long dependency lineJean-Christophe PLAGNIOL-VILLARD
Many Atmel SOC are embedding a MACB controller. This patch removes the long dependency line for this Atmel MACB ethernet driver configuration entry. The HAVE_NET_MACB configuration option is located in the net Kconfig file as it may be setup by ARM/AT91 and AVR32 chips. Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> Cc: David Miller <davem@davemloft.net> Cc: Haavard Skinnemoen <hskinnemoen@atmel.com> Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com> Acked-by: Andrew Victor <linux@maxim.org.za>
2010-10-07AT91: fix use of clock disable on idle for AT91x40 devicesGreg Ungerer
The simpler AT91x40 processors do not have the same power management controller as the new AT91 devices. They do have a simpler power controller module that we can use to disable the CPU clock at idle time. Add code to support that. Signed-off-by: Greg Ungerer <gerg@uclinux.org> Acked-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2010-10-07AT91: at91sam9g20ek: merge 2mmc version in one boardJean-Christophe PLAGNIOL-VILLARD
The board-sam9g20ek-2slot-mmc.c was a revision of the at91sam9g20ek since board revision C. It contains 2 sd/mmc slots. This merge keep the support of the old machine ID MACH_AT91SAM9G20EK_2MMC for backward compatibility. Now we use the ATAG to pass the hardware functionality to kernel with this board revision encoding bit 0: 0 => 1 sd/mmc slot 1 => 2 sd/mmc slots connectors (board from revision C) system_rev tested on Barebox commit d8f3ee103a9f4bd Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2010-10-07AT91: Correct configuration define valueNicolas Ferre
The MTD nand driver for Atmel chips is atmel_nand and not at91_nand anymore. Change wrong configuration variables that were remaining. Reported-by: Christoph Egger <siccegge@cs.fau.de> Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2010-10-07AT91: at91sam9m10g45ek: use the right machine idJean-Christophe PLAGNIOL-VILLARD
Today the board use 2 machines id AT91SAM9G45EKES and AT91SAM9M10G45EK now will use only AT91SAM9M10G45EK. The other boards revision will be specified via system_rev. for 9g45ekes, m10g45ekes and m10g45ek boards and revisions Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> Cc: Patrice Vilchez <patrice.vilchez@atmel.com> Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2010-10-07sched: fix RCU lockdep splat from task_group()Peter Zijlstra
This addresses the following RCU lockdep splat: [0.051203] CPU0: AMD QEMU Virtual CPU version 0.12.4 stepping 03 [0.052999] lockdep: fixing up alternatives. [0.054105] [0.054106] =================================================== [0.054999] [ INFO: suspicious rcu_dereference_check() usage. ] [0.054999] --------------------------------------------------- [0.054999] kernel/sched.c:616 invoked rcu_dereference_check() without protection! [0.054999] [0.054999] other info that might help us debug this: [0.054999] [0.054999] [0.054999] rcu_scheduler_active = 1, debug_locks = 1 [0.054999] 3 locks held by swapper/1: [0.054999] #0: (cpu_add_remove_lock){+.+.+.}, at: [<ffffffff814be933>] cpu_up+0x42/0x6a [0.054999] #1: (cpu_hotplug.lock){+.+.+.}, at: [<ffffffff810400d8>] cpu_hotplug_begin+0x2a/0x51 [0.054999] #2: (&rq->lock){-.-...}, at: [<ffffffff814be2f7>] init_idle+0x2f/0x113 [0.054999] [0.054999] stack backtrace: [0.054999] Pid: 1, comm: swapper Not tainted 2.6.35 #1 [0.054999] Call Trace: [0.054999] [<ffffffff81068054>] lockdep_rcu_dereference+0x9b/0xa3 [0.054999] [<ffffffff810325c3>] task_group+0x7b/0x8a [0.054999] [<ffffffff810325e5>] set_task_rq+0x13/0x40 [0.054999] [<ffffffff814be39a>] init_idle+0xd2/0x113 [0.054999] [<ffffffff814be78a>] fork_idle+0xb8/0xc7 [0.054999] [<ffffffff81068717>] ? mark_held_locks+0x4d/0x6b [0.054999] [<ffffffff814bcebd>] do_fork_idle+0x17/0x2b [0.054999] [<ffffffff814bc89b>] native_cpu_up+0x1c1/0x724 [0.054999] [<ffffffff814bcea6>] ? do_fork_idle+0x0/0x2b [0.054999] [<ffffffff814be876>] _cpu_up+0xac/0x127 [0.054999] [<ffffffff814be946>] cpu_up+0x55/0x6a [0.054999] [<ffffffff81ab562a>] kernel_init+0xe1/0x1ff [0.054999] [<ffffffff81003854>] kernel_thread_helper+0x4/0x10 [0.054999] [<ffffffff814c353c>] ? restore_args+0x0/0x30 [0.054999] [<ffffffff81ab5549>] ? kernel_init+0x0/0x1ff [0.054999] [<ffffffff81003850>] ? kernel_thread_helper+0x0/0x10 [0.056074] Booting Node 0, Processors #1lockdep: fixing up alternatives. [0.130045] #2lockdep: fixing up alternatives. [0.203089] #3 Ok. [0.275286] Brought up 4 CPUs [0.276005] Total of 4 processors activated (16017.17 BogoMIPS). The cgroup_subsys_state structures referenced by idle tasks are never freed, because the idle tasks should be part of the root cgroup, which is not removable. The problem is that while we do in-fact hold rq->lock, the newly spawned idle thread's cpu is not yet set to the correct cpu so the lockdep check in task_group(): lockdep_is_held(&task_rq(p)->lock) will fail. But this is a chicken and egg problem. Setting the CPU's runqueue requires that the CPU's runqueue already be set. ;-) So insert an RCU read-side critical section to avoid the complaint. Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
2010-10-07rcu: using ACCESS_ONCE() to observe the jiffies_stall/rnp->qsmask valueDongdong Deng
Using ACCESS_ONCE() to observe the jiffies_stall/rnp->qsmask value due to the caller didn't hold the root_rcu/rnp node's lock. Although use without ACCESS_ONCE() is safe due to the value loaded being used but once, the ACCESS_ONCE() is a good documentation aid -- the variables are being loaded without the services of a lock. Signed-off-by: Dongdong Deng <dongdong.deng@windriver.com> CC: Dipankar Sarma <dipankar@in.ibm.com> CC: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
2010-10-07sched: suppress RCU lockdep splat in task_fork_fairPaul E. McKenney
> =================================================== > [ INFO: suspicious rcu_dereference_check() usage. ] > --------------------------------------------------- > /home/greearb/git/linux.wireless-testing/kernel/sched.c:618 invoked rcu_dereference_check() without protection! > > other info that might help us debug this: > > rcu_scheduler_active = 1, debug_locks = 1 > 1 lock held by ifup/23517: > #0: (&rq->lock){-.-.-.}, at: [<c042f782>] task_fork_fair+0x3b/0x108 > > stack backtrace: > Pid: 23517, comm: ifup Not tainted 2.6.36-rc6-wl+ #5 > Call Trace: > [<c075e219>] ? printk+0xf/0x16 > [<c0455842>] lockdep_rcu_dereference+0x74/0x7d > [<c0426854>] task_group+0x6d/0x79 > [<c042686e>] set_task_rq+0xe/0x57 > [<c042f79e>] task_fork_fair+0x57/0x108 > [<c042e965>] sched_fork+0x82/0xf9 > [<c04334b3>] copy_process+0x569/0xe8e > [<c0433ef0>] do_fork+0x118/0x262 > [<c076302f>] ? do_page_fault+0x16a/0x2cf > [<c044b80c>] ? up_read+0x16/0x2a > [<c04085ae>] sys_clone+0x1b/0x20 > [<c04030a5>] ptregs_clone+0x15/0x30 > [<c0402f1c>] ? sysenter_do_call+0x12/0x38 Here a newly created task is having its runqueue assigned. The new task is not yet on the tasklist, so cannot go away. This is therefore a false positive, suppress with an RCU read-side critical section. Reported-by: Ben Greear <greearb@candelatech.com Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Tested-by: Ben Greear <greearb@candelatech.com
2010-10-07net: suppress RCU lockdep false positive in sock_update_classidPaul E. McKenney
> =================================================== > [ INFO: suspicious rcu_dereference_check() usage. ] > --------------------------------------------------- > include/linux/cgroup.h:542 invoked rcu_dereference_check() without protection! > > other info that might help us debug this: > > > rcu_scheduler_active = 1, debug_locks = 0 > 1 lock held by swapper/1: > #0: (net_mutex){+.+.+.}, at: [<ffffffff813e9010>] > register_pernet_subsys+0x1f/0x47 > > stack backtrace: > Pid: 1, comm: swapper Not tainted 2.6.35.4-28.fc14.x86_64 #1 > Call Trace: > [<ffffffff8107bd3a>] lockdep_rcu_dereference+0xaa/0xb3 > [<ffffffff813e04b9>] sock_update_classid+0x7c/0xa2 > [<ffffffff813e054a>] sk_alloc+0x6b/0x77 > [<ffffffff8140b281>] __netlink_create+0x37/0xab > [<ffffffff813f941c>] ? rtnetlink_rcv+0x0/0x2d > [<ffffffff8140cee1>] netlink_kernel_create+0x74/0x19d > [<ffffffff8149c3ca>] ? __mutex_lock_common+0x339/0x35b > [<ffffffff813f7e9c>] rtnetlink_net_init+0x2e/0x48 > [<ffffffff813e8d7a>] ops_init+0xe9/0xff > [<ffffffff813e8f0d>] register_pernet_operations+0xab/0x130 > [<ffffffff813e901f>] register_pernet_subsys+0x2e/0x47 > [<ffffffff81db7bca>] rtnetlink_init+0x53/0x102 > [<ffffffff81db835c>] netlink_proto_init+0x126/0x143 > [<ffffffff81db8236>] ? netlink_proto_init+0x0/0x143 > [<ffffffff810021b8>] do_one_initcall+0x72/0x186 > [<ffffffff81d78ebc>] kernel_init+0x23b/0x2c9 > [<ffffffff8100aae4>] kernel_thread_helper+0x4/0x10 > [<ffffffff8149e2d0>] ? restore_args+0x0/0x30 > [<ffffffff81d78c81>] ? kernel_init+0x0/0x2c9 > [<ffffffff8100aae0>] ? kernel_thread_helper+0x0/0x10 The sock_update_classid() function calls task_cls_classid(current), but the calling task cannot go away, so there is no danger of the associated structures disappearing. Insert an RCU read-side critical section to suppress the false positive. Reported-by: Subrata Modak <subrata@linux.vnet.ibm.com> Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
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>
2010-10-07Fix IRQ flag handling namingDavid Howells
Fix the IRQ flag handling naming. In linux/irqflags.h under one configuration, it maps: local_irq_enable() -> raw_local_irq_enable() local_irq_disable() -> raw_local_irq_disable() local_irq_save() -> raw_local_irq_save() ... and under the other configuration, it maps: raw_local_irq_enable() -> local_irq_enable() raw_local_irq_disable() -> local_irq_disable() raw_local_irq_save() -> local_irq_save() ... This is quite confusing. There should be one set of names expected of the arch, and this should be wrapped to give another set of names that are expected by users of this facility. Change this to have the arch provide: flags = arch_local_save_flags() flags = arch_local_irq_save() arch_local_irq_restore(flags) arch_local_irq_disable() arch_local_irq_enable() arch_irqs_disabled_flags(flags) arch_irqs_disabled() arch_safe_halt() Then linux/irqflags.h wraps these to provide: raw_local_save_flags(flags) raw_local_irq_save(flags) raw_local_irq_restore(flags) raw_local_irq_disable() raw_local_irq_enable() raw_irqs_disabled_flags(flags) raw_irqs_disabled() raw_safe_halt() with type checking on the flags 'arguments', and then wraps those to provide: local_save_flags(flags) local_irq_save(flags) local_irq_restore(flags) local_irq_disable() local_irq_enable() irqs_disabled_flags(flags) irqs_disabled() safe_halt() with tracing included if enabled. The arch functions can now all be inline functions rather than some of them having to be macros. Signed-off-by: David Howells <dhowells@redhat.com> [X86, FRV, MN10300] Signed-off-by: Chris Metcalf <cmetcalf@tilera.com> [Tile] Signed-off-by: Michal Simek <monstr@monstr.eu> [Microblaze] Tested-by: Catalin Marinas <catalin.marinas@arm.com> [ARM] Acked-by: Thomas Gleixner <tglx@linutronix.de> Acked-by: Haavard Skinnemoen <haavard.skinnemoen@atmel.com> [AVR] Acked-by: Tony Luck <tony.luck@intel.com> [IA-64] Acked-by: Hirokazu Takata <takata@linux-m32r.org> [M32R] Acked-by: Greg Ungerer <gerg@uclinux.org> [M68K/M68KNOMMU] Acked-by: Ralf Baechle <ralf@linux-mips.org> [MIPS] Acked-by: Kyle McMartin <kyle@mcmartin.ca> [PA-RISC] Acked-by: Paul Mackerras <paulus@samba.org> [PowerPC] Acked-by: Martin Schwidefsky <schwidefsky@de.ibm.com> [S390] Acked-by: Chen Liqin <liqin.chen@sunplusct.com> [Score] Acked-by: Matt Fleming <matt@console-pimps.org> [SH] Acked-by: David S. Miller <davem@davemloft.net> [Sparc] Acked-by: Chris Zankel <chris@zankel.net> [Xtensa] Reviewed-by: Richard Henderson <rth@twiddle.net> [Alpha] Reviewed-by: Yoshinori Sato <ysato@users.sourceforge.jp> [H8300] Cc: starvik@axis.com [CRIS] Cc: jesper.nilsson@axis.com [CRIS] Cc: linux-cris-kernel@axis.com
2010-10-07MIPS: Add missing #inclusions of <linux/irq.h>David Howells
Add missing #inclusions of <linux/irq.h> to a whole bunch of files that should really include it. Note that this can replace #inclusions of <asm/irq.h>. This is required for the patch to sort out irqflags handling function naming to compile on MIPS. The problem is that these files require access to things like setup_irq() - which isn't available by #including <linux/interrupt.h> Signed-off-by: David Howells <dhowells@redhat.com> Acked-by: Ralf Baechle <ralf@linux-mips.org>
2010-10-07smc91x: Add missing #inclusion of <linux/irq.h>David Howells
Add missing #inclusion of <linux/irq.h>. Without it, the following error can occur with the irqflags fixup patches applied: drivers/net/smc91x.c: In function 'smc_probe': drivers/net/smc91x.c:1987:2: error: implicit declaration of function 'irq_canonicalize' Signed-off-by: David Howells <dhowells@redhat.com> Acked-by: Nicolas Pitre <nico@fluxnic.net>
2010-10-07Drop a couple of unnecessary asm/system.h inclusionsDavid Howells
Drop inclusions of asm/system.h from linux/hardirq.h and linux/list.h as they're no longer required and prevent the M68K arch's IRQ flag handling macros from being made into inlined functions due to circular dependencies. Signed-off-by: David Howells <dhowells@redhat.com> Acked-by: Greg Ungerer <gerg@uclinux.org> Acked-by: Geert Uytterhoeven <geert@linux-m68k.org>
2010-10-07SH: Add missing consts to sys_execve() declarationDavid Howells
Add missing consts to the sys_execve() declaration which result in the following error: arch/sh/kernel/process_32.c:303: error: conflicting types for 'sys_execve' /warthog/nfs/linux-2.6-fscache/arch/sh/include/asm/syscalls_32.h:24: error: previous declaration of 'sys_execve' was here Signed-off-by: David Howells <dhowells@redhat.com>
2010-10-07Blackfin: Rename IRQ flags handling functionsDavid Howells
Rename h/w IRQ flags handling functions to be in line with what is expected for the irq renaming patch. This renames local_*_hw() to hard_local_*() using the following perl command: perl -pi -e 's/local_irq_(restore|enable|disable)_hw/hard_local_irq_\1/ or s/local_irq_save_hw([_a-z]*)[(]flags[)]/flags = hard_local_irq_save\1()/' `find arch/blackfin/ -name "*.[ch]"` and then fixing up asm/irqflags.h manually. Additionally, arch/hard_local_save_flags() and arch/hard_local_irq_save() both return the flags rather than passing it through the argument list. Signed-off-by: David Howells <dhowells@redhat.com>
2010-10-07Blackfin: Add missing dep to asm/irqflags.hDavid Howells
Add a missing dependency (mach/blackfin.h) to asm/irqflags.h so that bfin_read_IMASK() can be used by inline functions. Signed-off-by: David Howells <dhowells@redhat.com>
2010-10-07Blackfin: Rename DES PC2() symbol to avoid collisionDavid Howells
Rename the PC2() symbol in the generic DES crypto module to be prefixed with DES_ to avoid collision with arch code (Blackfin in this case). Signed-off-by: David Howells <dhowells@redhat.com> Signed-off-by: Mike Frysinger <vapier@gentoo.org>
2010-10-07Blackfin: Split the BF532 BFIN_*_FIO_FLAG() functions to their own headerDavid Howells
Split the BF532 machine type BFIN_*_FIO_FLAG() functions to their own header file to avoid circular #include problems as these functions require IRQ flag handling, which requires asm/blackfin.h, which otherwise requires the header file that defines these functions. For good measure, also get rid of the inclusion of asm/blackfin.h from mach/cdefBF532.h (which is circular) and defBF532.h (which is included by asm/blackfin.h before including this header). Signed-off-by: David Howells <dhowells@redhat.com>
2010-10-07Blackfin: Split PLL code from mach-specific cdef headersDavid Howells
Split the PLL control code from the Blackfin machine-specific cdef headers so that the irqflags functions can be renamed without incurring a header loop. Signed-off-by: David Howells <dhowells@redhat.com>
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>
2010-10-07Merge commit 'v2.6.36-rc7' into core/rcuIngo Molnar
Merge reason: Update from -rc3 to -rc7. Signed-off-by: Ingo Molnar <mingo@elte.hu>
2010-10-07Merge branch 'rcu/urgent' of ↵Ingo Molnar
git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-2.6-rcu into core/rcu
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>