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2009-05-11slob: use PG_slab for identifying SLOB pagesWu Fengguang
For the sake of consistency. Signed-off-by: Wu Fengguang <fengguang.wu@intel.com> Cc: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> Cc: Andi Kleen <andi@firstfloor.org> Acked-by: Matt Mackall <mpm@selenic.com> Cc: Alexey Dobriyan <adobriyan@gmail.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Christoph Lameter <cl@linux-foundation.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
2009-04-26Add new HEAD_TEXT_SECTION macro.Tim Abbott
This patch is preparation for replacing all uses of ".head.text" or ".text.head" in the kernel with macros, so that the section name can later be changed without having to touch a lot of the kernel. Since some linker scripts do more complex things than referencing HEAD_TEXT, we add a HEAD_TEXT_SECTION macro that just contains the actual name. I've defined HEAD_TEXT_SECTION in a new header, include/linux/section-names.h, so that this section name only needs to appear in one place. I anticipate creating similar macro structures for a number of other section names. The long-term goal here is to be able to change the kernel's magic section names to those that are compatible with -ffunction-sections -fdata-sections. This requires renaming all magic sections with names of the form ".text.foo". Signed-off-by: Tim Abbott <tabbott@mit.edu> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-04-24Merge 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: (34 commits) ACPI, i915: Register ACPI video even when not modesetting Revert "ACPICA: delete check for AML access to port 0x81-83" I/O port protection: update for windows compatibility. sony-laptop: always try to unblock rfkill on load sony-laptop: fix bogus error message display on resume ACPI: EC: Fix ACPI EC resume non-query interrupt message sony-laptop: SNC input event 38 fix sony-laptop: SNC 127 Initialization Fix sony-laptop: Duplicate SNC 127 Event Fix ACPI: prevent processor.max_cstate=0 boot crash ACPI/hpet: prevent boot hang when hpet=force used on ICH-4M ACPI: delete obsolete "bus master activity" proc field ACPI: idle: mark_tsc_unstable() at init-time, not run-time ACPI: add /sys/firmware/acpi/interrupts/sci_not counter ACPI video: fix an error when the brightness levels on AC and on Battery are same acpi-cpufreq: Do not let get_measured perf depend on internal variable acpi-cpufreq: style-only: add parens to math expression acpi-cpufreq: Cleanup: Use printk_once x86, acpi_cpufreq: Fix the NULL pointer dereference in get_measured_perf thinkpad-acpi: bump up version to 0.23 ...
2009-04-24Merge branch 'for_linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4 * 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4: ext4: Fix potential inode allocation soft lockup in Orlov allocator ext4: Make the extent validity check more paranoid jbd: use SWRITE_SYNC_PLUG when writing synchronous revoke records jbd2: use SWRITE_SYNC_PLUG when writing synchronous revoke records ext4: really print the find_group_flex fallback warning only once
2009-04-24Merge master.kernel.org:/home/rmk/linux-2.6-armLinus Torvalds
* master.kernel.org:/home/rmk/linux-2.6-arm: [ARM] 5460/1: Orion: reduce namespace pollution [ARM] 5458/1: pcmcia: pxa2xx-sharpsl: check if we do have Scoop config [ARM] 5457/1: mach-imx gpio buildfix [ARM] 5456/1: add sys_preadv and sys_pwritev [ARM] pxa/pcm990: start external GPIOs immediately after built-in ones [ARM] pxa/palm27x: General fix for Palm27x aSoC driver [ARM] pxa/mioa701: use GPIO95 as AC97 reset line [ARM] pxa: merge AC97 platform data structures [ARM] pxa/magician: remove un-necessary #include of pxa-regs.h and hardware.h
2009-04-24Merge git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6Linus Torvalds
* git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6: USB: pwc : do not pass stack allocated buffers to USB core. USB: otg: Fix bug on remove path without transceiver USB: correct error handling in cdc-wdm USB: removal of tty->low_latency hack dating back to the old serial code USB: serial: sierra driver bug fix for composite interface USB: gadget: omap_udc uses platform_driver_probe() USB: ci13xxx_udc: fix build error USB: musb: Prevent multiple includes of musb.h USB: pass mem_flags to dma_alloc_coherent USB: g_file_storage: fix use-after-free bug when closing files USB: ehci-sched.c: EHCI SITD scheduling bugfix USB: fix mos7840 problem with minor numbers USB: mos7840: add new device id USB: musb: fix build when !CONFIG_PM USB: musb: Remove my email address from few musb related drivers USB: Gadget: MIPS CI13xxx UDC bugfixes USB: Unusual Device support for Gold MP3 Player Energy USB: serial: fix lifetime and locking problems
2009-04-24Merge git://git.kernel.org/pub/scm/linux/kernel/git/steve/gfs2-2.6-fixesLinus Torvalds
* git://git.kernel.org/pub/scm/linux/kernel/git/steve/gfs2-2.6-fixes: GFS2: Ensure that the inode goal block settings are updated GFS2: Fix bug in block allocation bitops: Add __ffs64 bitop
2009-04-24Merge branch 'kvm-updates/2.6.30' of git://git.kernel.org/pub/scm/virt/kvm/kvmLinus Torvalds
* 'kvm-updates/2.6.30' of git://git.kernel.org/pub/scm/virt/kvm/kvm: KVM: Unregister cpufreq notifier on unload KVM: x86: release time_page on vcpu destruction KVM: Fix overlapping check for memory slots KVM: MMU: disable global page optimization KVM: ia64: fix locking order entering guest KVM: MMU: Fix off-by-one calculating large page count
2009-04-24Merge branch 'for-linus' of git://git.kernel.dk/linux-2.6-blockLinus Torvalds
* 'for-linus' of git://git.kernel.dk/linux-2.6-block: cfq-iosched: cache prio_tree root in cfqq->p_root cfq-iosched: fix bug with aliased request and cooperation detection cfq-iosched: clear ->prio_trees[] on cfqd alloc block: fix intermittent dm timeout based oops umem: fix request_queue lock warning block: simplify I/O stat accounting pktcdvd.h should include mempool.h cfq-iosched: use the default seek distance when there aren't enough seek samples cfq-iosched: make seek_mean converge more quickly block: make blk_abort_queue() ignore non-request based devices block: include empty disks in /proc/diskstats bio: use bio_kmalloc() in copy/map functions bio: fix bio_kmalloc() block: fix queue bounce limit setting block: fix SG_IO vector request data length handling scatterlist: make sure sg_miter_next() doesn't return 0 sized mappings
2009-04-24Merge 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: (94 commits) netfilter: ctnetlink: fix gcc warning during compilation net/netrom: Fix socket locking netlabel: Always remove the correct address selector ucc_geth.c: Fix upsmr setting in RMII mode 8139too: fix HW initial flow af_iucv: Fix race when queuing incoming iucv messages af_iucv: Test additional sk states in iucv_sock_shutdown af_iucv: Reject incoming msgs if RECV_SHUTDOWN is set af_iucv: fix oops in iucv_sock_recvmsg() for MSG_PEEK flag af_iucv: consider state IUCV_CLOSING when closing a socket iwlwifi: DMA fixes iwlwifi: add debugging for TX path mwl8: fix build warning. mac80211: fix alignment calculation bug mac80211: do not print WARN if config interface iwl3945: use cancel_delayed_work_sync to cancel rfkill_poll iwlwifi: fix EEPROM validation mask to include OTP only devices atmel: fix netdev ops conversion pcnet_cs: add cis(firmware) of the Allied Telesis LA-PCM mlx4_en: Fix cleanup if workqueue create in mlx4_en_add() fails ...
2009-04-24Merge branch 'merge' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc * 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc: powerpc: Fix modular build of ide-pmac when mediabay is built in powerpc/pasemi: Fix build error on UP powerpc: Make macintosh/mediabay driver depend on CONFIG_BLOCK maintainers: Fix PS3 patterns powerpc/ps3: Fix CONFIG_PS3_FLASH=n build warning powerpc/32: Don't clobber personality flags on exec powerpc: Fix crash on CPU hotplug powerpc/85xx: Remove defconfigs that mpc85xx_{smp_}defconfig cover powerpc/85xx: Added SMP defconfig powerpc/85xx: Enabled a bunch of FSL specific drivers/options powerpc/85xx: Updated generic mpc85xx_defconfig powerpc: don't disable SATA interrupts on Freescale MPC8610 HPCD fsl_rio: Pass the proper device to dma mapping routines powerpc: Fix of_node_put() exit path in of_irq_map_one() powerpc/5200: defconfig updates powerpc/5200: Add FLASH nodes to lite5200 device tree powerpc/device-tree: Document MTD nodes with multiple "reg" tuples powerpc/of-device-tree: Factor MTD physmap bindings out of booting-without-of powerpc/5200: Bring the legacy fsl_spi_platform_data hooks back
2009-04-24block: simplify I/O stat accountingJerome Marchand
This simplifies I/O stat accounting switching code and separates it completely from I/O scheduler switch code. Requests are accounted according to the state of their request queue at the time of the request allocation. There is no need anymore to flush the request queue when switching I/O accounting state. Signed-off-by: Jerome Marchand <jmarchan@redhat.com> Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
2009-04-24pktcdvd.h should include mempool.hAlexander Beregalov
Fix this build error: In file included from fs/compat_ioctl.c:104: include/linux/pktcdvd.h:285: error: expected specifier-qualifier-list before 'mempool_t' Signed-off-by: Alexander Beregalov <a.beregalov@gmail.com> Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
2009-04-24Merge branch 'idle' into releaseLen Brown
2009-04-24Merge branch 'irq' into releaseLen Brown
2009-04-23USB: musb: Prevent multiple includes of musb.hMark A. Greer
Add #ifndef to musb header file to prevent multiple inclusions. Signed-off-by: Mark A. Greer <mgreer@mvista.com> Signed-off-by: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2009-04-23bitops: Add __ffs64 bitopSteven Whitehouse
Finds the first set bit in a 64 bit word. This is required in order to fix a bug in GFS2, but I think it should be a generic function in case of future users. Signed-off-by: Steven Whitehouse <swhiteho@redhat.com> Reviewed-by: Christoph Lameter <cl@linux.com> Reviewed-by: Willy Tarreau <w@1wt.eu>
2009-04-22ACPI: delete obsolete "bus master activity" proc fieldLen Brown
Linux-2.6.29 deleted the legacy ACPI idle handler, leaving the CPU_IDLE handler, which does not track bus master activity. So delete the unused bm_activity field -- it is confusing to print an always zero value. This patch could break programs that parse /proc/acpi/processor/*/power, since it deletes this line from that file: bus master activity: 00000000 http://bugzilla.kernel.org/show_bug.cgi?id=13145 is not fixed by this patch, but provoked this patch. Signed-off-by: Len Brown <len.brown@intel.com>
2009-04-22KVM: Fix overlapping check for memory slotsJan Kiszka
When checking for overlapping slots on registration of a new one, kvm currently also considers zero-length (ie. deleted) slots and rejects requests incorrectly. This finally denies user space from joining slots. Fix the check by skipping deleted slots and advertise this via a KVM_CAP_JOIN_MEMORY_REGIONS_WORKS. Cc: stable@kernel.org Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com> Signed-off-by: Avi Kivity <avi@redhat.com>
2009-04-22block: include empty disks in /proc/diskstatsTejun Heo
/proc/diskstats used to show stats for all disks whether they're zero-sized or not and their non-zero partitions. Commit 074a7aca7afa6f230104e8e65eba3420263714a5 accidentally changed the behavior such that it doesn't print out zero sized disks. This patch implements DISK_PITER_INCL_EMPTY_PART0 flag to partition iterator and uses it in diskstats_show() such that empty part0 is shown in /proc/diskstats. Reported and bisectd by Dianel Collins. Signed-off-by: Tejun Heo <tj@kernel.org> Reported-by: Daniel Collins <solemnwarning@solemnwarning.no-ip.org> Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
2009-04-22bio: fix bio_kmalloc()Tejun Heo
Impact: fix bio_kmalloc() and its destruction path bio_kmalloc() was broken in two ways. * bvec_alloc_bs() first allocates bvec using kmalloc() and then ignores it and allocates again like non-kmalloc bvecs. * bio_kmalloc_destructor() didn't check for and free bio integrity data. This patch fixes the above problems. kmalloc patch is separated out from bio_alloc_bioset() and allocates the requested number of bvecs as inline bvecs. * bio_alloc_bioset() no longer takes NULL @bs. None other than bio_kmalloc() used it and outside users can't know how it was allocated anyway. * Define and use BIO_POOL_NONE so that pool index check in bvec_free_bs() triggers if inline or kmalloc allocated bvec gets there. * Relocate destructors on top of each allocation function so that how they're used is more clear. Jens Axboe suggested allocating bvecs inline. Signed-off-by: Tejun Heo <tj@kernel.org> Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
2009-04-22Merge branch 'merge' of git://git.secretlab.ca/git/linux-2.6 into mergePaul Mackerras
2009-04-21driver synchronization: make scsi_wait_scan more advancedArjan van de Ven
There is currently only one way for userspace to say "wait for my storage device to get ready for the modules I just loaded": to load the scsi_wait_scan module. Expectations of userspace are that once this module is loaded, all the (storage) devices for which the drivers were loaded before the module load are present. Now, there are some issues with the implementation, and the async stuff got caught in the middle of this: The existing code only waits for the scsy async probing to finish, but it did not take into account at all that probing might not have begun yet. (Russell ran into this problem on his computer and the fix works for him) This patch fixes this more thoroughly than the previous "fix", which had some bad side effects (namely, for kernel code that wanted to wait for the scsi scan it would also do an async sync, which would deadlock if you did it from async context already.. there's a report about that on lkml): The patch makes the module first wait for all device driver probes, and then it will wait for the scsi parallel scan to finish. Signed-off-by: Arjan van de Ven <arjan@linux.intel.com> Tested-by: Russell King <rmk+kernel@arm.linux.org.uk> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-04-21Trivial: fix a typo in slow-work.hJonathan Corbet
Fix a comment typo in slow-work.h ...a trivial mistake, but it will mess up kerneldoc if nothing else. Signed-off-by: Jonathan Corbet <corbet@lwn.net> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-04-21PERCPU: Collect the DECLARE/DEFINE declarations togetherDavid Howells
Collect the DECLARE/DEFINE declarations together in linux/percpu-defs.h so that they're in one place, and give them descriptive comments, particularly the SHARED_ALIGNED variant. It would be nice to collect these in linux/percpu.h, but that's not possible without sorting out the severe #include recursion between the x86 arch headers and the general headers (and possibly other arches too). Signed-off-by: David Howells <dhowells@redhat.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-04-21FRV: Fix the section attribute on UP DECLARE_PER_CPU()David Howells
In non-SMP mode, the variable section attribute specified by DECLARE_PER_CPU() does not agree with that specified by DEFINE_PER_CPU(). This means that architectures that have a small data section references relative to a base register may throw up linkage errors due to too great a displacement between where the base register points and the per-CPU variable. On FRV, the .h declaration says that the variable is in the .sdata section, but the .c definition says it's actually in the .data section. The linker throws up the following errors: kernel/built-in.o: In function `release_task': kernel/exit.c:78: relocation truncated to fit: R_FRV_GPREL12 against symbol `per_cpu__process_counts' defined in .data section in kernel/built-in.o kernel/exit.c:78: relocation truncated to fit: R_FRV_GPREL12 against symbol `per_cpu__process_counts' defined in .data section in kernel/built-in.o To fix this, DECLARE_PER_CPU() should simply apply the same section attribute as does DEFINE_PER_CPU(). However, this is made slightly more complex by virtue of the fact that there are several variants on DEFINE, so these need to be matched by variants on DECLARE. Signed-off-by: David Howells <dhowells@redhat.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-04-21spi: documentation: emphasise spi_master.setup() semanticsDavid Brownell
This is a doc-only patch which I hope will reduce the number of spi_master controller driver patches starting out with a common implementation bug. (As in: almost every spi_master driver I see starts out with its version of this bug. Sigh.) It just re-emphasizes that the setup() method may be called for one device while a transfer is active on another ... which means that most driver implementations shouldn't touch any registers. Signed-off-by: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-04-21memcg: use rcu_dereference to access mm->ownerKAMEZAWA Hiroyuki
mm->owner should be accessed with rcu_dereference(). Reported-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> Signed-off-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>
2009-04-21ipmi: add oem message handlingdann frazier
Enable userspace to receive messages that a BMC transmits using an OEM medium. This is used by the HP iLO2. Based on code originally written by Patrick Schoeller. Signed-off-by: dann frazier <dannf@hp.com> Signed-off-by: Corey Minyard <cminyard@mvista.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-04-21ipmi: test for event buffer before usingCorey Minyard
The IPMI driver would attempt to use the event buffer even if that didn't exist on the BMC. This patch modified the IPMI driver to check for the event buffer's existence before trying to use it. Signed-off-by: Corey Minyard <minyard@acm.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-04-21clocksource: add enable() and disable() callbacksMagnus Damm
Add enable() and disable() callbacks for clocksources. This allows us to put unused clocksources in power save mode. The functions clocksource_enable() and clocksource_disable() wrap the callbacks and are inserted in the timekeeping code to enable before use and disable after switching to a new clocksource. Signed-off-by: Magnus Damm <damm@igel.co.jp> Acked-by: John Stultz <johnstul@us.ibm.com> Cc: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-04-21clocksource: pass clocksource to read() callbackMagnus Damm
Pass clocksource pointer to the read() callback for clocksources. This allows us to share the callback between multiple instances. [hugh@veritas.com: fix powerpc build of clocksource pass clocksource mods] [akpm@linux-foundation.org: cleanup] Signed-off-by: Magnus Damm <damm@igel.co.jp> Acked-by: John Stultz <johnstul@us.ibm.com> Cc: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Hugh Dickins <hugh@veritas.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-04-21Merge branch 'for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs-2.6 * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs-2.6: reiserfs: fix j_last_flush_trans_id type fs: Mark get_filesystem_list() as __init function. kill vfs_stat_fd / vfs_lstat_fd Separate out common fstatat code into vfs_fstatat ecryptfs: use memdup_user() ncpfs: use memdup_user() xfs: use memdup_user() sysfs: use memdup_user() btrfs: use memdup_user() xattr: use memdup_user() autofs4: use memchr() in invalid_string() Documentation/filesystems: remove out of date reference to BKL being held Fix i_mutex vs. readdir handling in nfsd fs/compat_ioctl: fix build when !BLOCK Fix autofs_expire() No need for crossing to mountpoint in audit_tag_tree() Safer nfsd_cross_mnt() Touch all affected namespaces on propagation of mount Fix AUTOFS_DEV_IOCTL_REQUESTER_CMD
2009-04-21Fix SYSCALL_ALIAS for older MIPS assemblerThomas Bogendoerfer
Older MIPS assembler don't support .set for defining aliases. Using = works for old and new assembers. Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de> Acked-by: Ralf Baechle <ralf@linux-mips.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-04-21ACPI: add /sys/firmware/acpi/interrupts/sci_not counterLen Brown
This counter may prove useful in debugging some spurious interrupt issues seen in the field. Signed-off-by: Len Brown <len.brown@intel.com>
2009-04-20reiserfs: fix j_last_flush_trans_id typeAl Viro
Conversion in commit 600ed41675d8c384519d8f0b3c76afed39ef2f4b had missed that one, but converted format from %lu to %u. As the result, /proc/..../journal got buggered on 64bit boxen. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2009-04-20fs: Mark get_filesystem_list() as __init function.Tetsuo Handa
"int get_filesystem_list(char * buf)" is called by only "static void __init get_fs_names(char *page)". We can mark get_filesystem_list() as "__init". Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2009-04-20kill vfs_stat_fd / vfs_lstat_fdChristoph Hellwig
There's really no reason to keep vfs_stat_fd and vfs_lstat_fd with Oleg's vfs_fstatat. Use vfs_fstatat for the few cases having the directory fd, and switch all others to vfs_stat / vfs_lstat. Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2009-04-20Separate out common fstatat code into vfs_fstatatOleg Drokin
This is a version incorporating Christoph's suggestion. Separate out common *fstatat functionality into a single function instead of duplicating it all over the code. Signed-off-by: Oleg Drokin <green@linuxhacker.ru> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2009-04-20Merge branch 'for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/rafael/suspend-2.6 * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/suspend-2.6: PM/Suspend: Introduce two new platform callbacks to avoid breakage
2009-04-20Merge branch 'fix' of ↵Russell King
git://git.kernel.org/pub/scm/linux/kernel/git/ycmiao/pxa-linux-2.6
2009-04-19PM/Suspend: Introduce two new platform callbacks to avoid breakageRafael J. Wysocki
Commit 900af0d973856d6feb6fc088c2d0d3fde57707d3 (PM: Change suspend code ordering) changed the ordering of suspend code in such a way that the platform .prepare() callback is now executed after the device drivers' late suspend callbacks have run. Unfortunately, this turns out to break ARM platforms that need to talk via I2C to power control devices during the .prepare() callback. For this reason introduce two new platform suspend callbacks, .prepare_late() and .wake(), that will be called just prior to disabling non-boot CPUs and right after bringing them back on line, respectively, and use them instead of .prepare() and .finish() for ACPI suspend. Make the PM core execute the .prepare() and .finish() platform suspend callbacks where they were executed previously (that is, right after calling the regular suspend methods provided by device drivers and right before executing their regular resume methods, respectively). It is not necessary to make analogous changes to the hibernation code and data structures at the moment, because they are only used by ACPI platforms. Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl> Reported-by: Russell King <rmk+kernel@arm.linux.org.uk> Acked-by: Len Brown <len.brown@intel.com>
2009-04-19<linux/seccomp.h> needs to include <linux/errno.h>.Ralf Baechle
<linux/seccomp.h> uses EINVAL so should include <linux/errno.h>. This fixes a build error on 64-bit MIPS if CONFIG_SECCOMP is disabled. Signed-off-by: Ralf Baechle <ralf@linux-mips.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-04-17Merge git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core-2.6Linus Torvalds
* git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core-2.6: UIO: fix specific device driver missing statement for depmod Driver core: remove pr_fmt() from dynamic_dev_dbg() printk driver core: prevent device_for_each_child from oopsing dynamic debug: resurrect old pr_debug() semantics as pr_devel() Driver Core: early platform driver proc: mounts_poll() make consistent to mdstat_poll sysfs: sysfs poll keep the poll rule of regular file. driver core: allow non-root users to listen to uevents driver core: fix driver_match_device sysfs: don't use global workqueue in sysfs_schedule_callback()
2009-04-17Merge git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6Linus Torvalds
* git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6: (22 commits) WUSB: correct format of wusb_chid sysfs file WUSB: fix oops when completing URBs for disconnected devices WUSB: disconnect all devices when stopping a WUSB HCD USB: whci-hcd: check return value of usb_hcd_link_urb_to_ep() USB: whci-hcd: provide a endpoint_reset method USB: add reset endpoint operations USB device codes for Motorola phone. usb-storage: fix mistake in Makefile USB: usb-serial ch341: support for DTR/RTS/CTS Revert USB: usb-serial ch341: support for DTR/RTS/CTS USB: musb: fix possible panic while resuming USB: musb: fix isochronous TXDMA (take 2) USB: musb: sanitize clearing TXCSR DMA bits (take 2) USB: musb: bugfixes for multi-packet TXDMA support USB: musb_host, fix ep0 fifo flushing USB: usb-storage: augment unusual_devs entry for Simple Tech/Datafab USB: musb_host, minor enqueue locking fix (v2) USB: fix oops in cdc-wdm in case of malformed descriptors USB: qcserial: Add extra device IDs USB: option: Add ids for D-Link DWM-652 3.5G modem ...
2009-04-17USB: add reset endpoint operationsDavid Vrabel
Wireless USB endpoint state has a sequence number and a current window and not just a single toggle bit. So allow HCDs to provide a endpoint_reset method and call this or clear the software toggles as required (after a clear halt, set configuration etc.). usb_settoggle() and friends are then HCD internal and are moved into core/hcd.h and all device drivers call usb_reset_endpoint() instead. If the device endpoint state has been reset (with a clear halt) but the host endpoint state has not then subsequent data transfers will not complete. The device will only work again after it is reset or disconnected. Signed-off-by: David Vrabel <david.vrabel@csr.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2009-04-17Merge 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: ads7846 - fix unsafe disable_irq Input: mainstone-wm97xx - fix condition in pen_up Input: pc110pad - remove unused variable dev Input: bf54x-keys - remove depreciated IRQF_SAMPLE_RANDOM flag Input: ad7877, ad7879 - remove depreciated IRQF_SAMPLE_RANDOM flag Input: da9034-ts - make pen {down,up} events more reliable Input: da9034-ts - add Bin Yang as co-author of the driver Input: atkbd - add forced release keys quirk for Samsung NC20 Input: atkbd - add forced release keys quirk for Samsung Q45 Input: gameport - fix attach driver code Input: hp_sdc_rtc should depend on serio Input: wm97xx - don't specify IRQF_SAMPLE_RANDOM Input: ads7846 - introduce platform specific way to synchronize sampling Input: remove unnecessary synchronize_rcu() call Input: i8042 - add a DMI table for the i8042.reset option Input: i8042 - introduce a tougher reset
2009-04-17Get rid of final remnants of include/asm-$(ARCH)Linus Torvalds
This renames include/asm-h8300/timer.h into arch/h8300/include/asm: it was left over just because that file had been created in the -mm tree before the whole h8300 header subdirectory had been moved, and then got merged in the old location afterwards. (See commits e0b0f9e4ead2468f84c26332ec42b118e76af572: "h8300: update timer handler - new files" and 758db3f2118703a1e36374dae5d58bed963e7e0d: "[h8300] move include/asm-h8300 to arch/h8300/include/asm" for details). This also removes a left-over .gitignore file in include/asm-arm that became stale when the ARM header files were moved (which happened in multiple commits, just see "git log -- include/asm-arm" for details). Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-04-17Merge branch 'for-linus' of git://www.linux-m32r.org/git/takata/linux-2.6_devLinus Torvalds
* 'for-linus' of git://www.linux-m32r.org/git/takata/linux-2.6_dev: m32r: move include/asm-m32r/* to arch/m32r/include/asm/ m32r: move include/asm-m32r headers to arch/m32r/include/asm
2009-04-17m32r: move include/asm-m32r/* to arch/m32r/include/asm/Hirokazu Takata
Move remained files, ftrace.h and swab.h, to arch/m32r/include/asm/. Signed-off-by: Hirokazu Takata <takata@linux-m32r.org>