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SubjectRe: [GIT PULL pm/for-next] pm: freezer updates
Date
On Thursday, November 03, 2011, Tejun Heo wrote:
> Hello, Rafael.
>
> This is pull request for the following pending patches[ets].
>
> [1] freezer: fix various bugs and simplify implementation, take#2
> [2] usb_storage: don't use set_freezable_with_signal()
> [3] freezer: kill unused set_freezable_with_signal()
> [4] freezer: fix wait_event_freezable/__thaw_task races
>
> The patches are available in the git repository at:
>
> git://git.kernel.org/pub/scm/linux/kernel/git/tj/misc.git pm-freezer

I pulled this to linux-pm/pm-freezer, but there were merge conflicts that
I'm not 100% have been resolved correctly. Please double check if the
resulting branch is OK.

Thanks,
Rafael


>
> Oleg Nesterov (1):
> freezer: fix wait_event_freezable/__thaw_task races
>
> Tejun Heo (22):
> freezer: fix current->state restoration race in refrigerator()
> freezer: don't unnecessarily set PF_NOFREEZE explicitly
> freezer: unexport refrigerator() and update try_to_freeze() slightly
> freezer: implement and use kthread_freezable_should_stop()
> freezer: rename thaw_process() to __thaw_task() and simplify the implementation
> freezer: remove racy clear_freeze_flag() and set PF_NOFREEZE on dead tasks
> freezer: don't distinguish nosig tasks on thaw
> freezer: use dedicated lock instead of task_lock() + memory barrier
> freezer: make freezing indicate freeze condition in effect
> freezer: test freezable conditions while holding freezer_lock
> freezer: kill PF_FREEZING
> freezer: clean up freeze_processes() failure path
> cgroup_freezer: prepare for removal of TIF_FREEZE
> freezer: make freezing() test freeze conditions in effect instead of TIF_FREEZE
> freezer: remove now unused TIF_FREEZE
> freezer: remove should_send_signal() and update frozen()
> freezer: fix set_freezable[_with_signal]() race
> freezer: restructure __refrigerator()
> freezer: use lock_task_sighand() in fake_signal_wake_up()
> freezer: remove unused @sig_only from freeze_task()
> usb_storage: don't use set_freezable_with_signal()
> freezer: kill unused set_freezable_with_signal()
>
> Documentation/power/freezing-of-tasks.txt | 14 +-
> arch/alpha/include/asm/thread_info.h | 2 -
> arch/arm/include/asm/thread_info.h | 2 -
> arch/avr32/include/asm/thread_info.h | 2 -
> arch/blackfin/include/asm/thread_info.h | 2 -
> arch/cris/include/asm/thread_info.h | 2 -
> arch/frv/include/asm/thread_info.h | 2 -
> arch/h8300/include/asm/thread_info.h | 2 -
> arch/ia64/include/asm/thread_info.h | 2 -
> arch/m32r/include/asm/thread_info.h | 2 -
> arch/m68k/include/asm/thread_info.h | 1 -
> arch/microblaze/include/asm/thread_info.h | 2 -
> arch/mips/include/asm/thread_info.h | 2 -
> arch/mn10300/include/asm/thread_info.h | 2 -
> arch/parisc/include/asm/thread_info.h | 2 -
> arch/powerpc/include/asm/thread_info.h | 2 -
> arch/s390/include/asm/thread_info.h | 2 -
> arch/sh/include/asm/thread_info.h | 2 -
> arch/sparc/include/asm/thread_info_32.h | 2 -
> arch/sparc/include/asm/thread_info_64.h | 2 -
> arch/um/include/asm/thread_info.h | 2 -
> arch/unicore32/include/asm/thread_info.h | 2 -
> arch/x86/include/asm/thread_info.h | 2 -
> arch/xtensa/include/asm/thread_info.h | 2 -
> drivers/bluetooth/btmrvl_main.c | 2 -
> drivers/mfd/twl4030-irq.c | 3 -
> drivers/mfd/twl6030-irq.c | 2 -
> drivers/net/irda/stir4200.c | 2 +-
> drivers/platform/x86/thinkpad_acpi.c | 15 +--
> drivers/staging/rts_pstor/rtsx.c | 2 -
> drivers/usb/storage/usb.c | 13 +-
> fs/btrfs/async-thread.c | 2 +-
> fs/btrfs/disk-io.c | 8 +-
> fs/ext4/super.c | 3 +-
> fs/fs-writeback.c | 4 +-
> fs/gfs2/log.c | 4 +-
> fs/gfs2/quota.c | 4 +-
> fs/jbd/journal.c | 2 +-
> fs/jbd2/journal.c | 2 +-
> fs/jfs/jfs_logmgr.c | 2 +-
> fs/jfs/jfs_txnmgr.c | 4 +-
> fs/nilfs2/segment.c | 2 +-
> fs/xfs/xfs_buf.c | 2 +-
> include/linux/freezer.h | 117 ++++++-----------
> include/linux/kthread.h | 1 +
> include/linux/sched.h | 4 +-
> kernel/cgroup_freezer.c | 63 ++++-----
> kernel/exit.c | 3 +-
> kernel/fork.c | 1 -
> kernel/freezer.c | 203 +++++++++++++++--------------
> kernel/kthread.c | 27 ++++-
> kernel/power/hibernate.c | 15 +--
> kernel/power/process.c | 77 +++++-------
> kernel/power/suspend.c | 8 +-
> kernel/power/user.c | 4 +-
> mm/backing-dev.c | 8 +-
> 56 files changed, 279 insertions(+), 389 deletions(-)
>
>



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