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| author | Peter Zijlstra <peterz@infradead.org> | 2014-09-24 10:18:47 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2014-10-28 10:55:15 +0100 |
| commit | 61ada528dea028331e99e8ceaed87c683ad25de2 (patch) | |
| tree | 0037fc75e3629576238dce932babf7738e80cb86 /fs/notify/inotify/inotify_user.c | |
| parent | 6f942a1f264e875c5f3ad6f505d7b500a3e7fa82 (diff) | |
| download | talos-op-linux-61ada528dea028331e99e8ceaed87c683ad25de2.tar.gz talos-op-linux-61ada528dea028331e99e8ceaed87c683ad25de2.zip | |
sched/wait: Provide infrastructure to deal with nested blocking
There are a few places that call blocking primitives from wait loops,
provide infrastructure to support this without the typical
task_struct::state collision.
We record the wakeup in wait_queue_t::flags which leaves
task_struct::state free to be used by others.
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Oleg Nesterov <oleg@redhat.com>
Cc: tglx@linutronix.de
Cc: ilya.dryomov@inktank.com
Cc: umgwanakikbuti@gmail.com
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Link: http://lkml.kernel.org/r/20140924082242.051202318@infradead.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'fs/notify/inotify/inotify_user.c')
0 files changed, 0 insertions, 0 deletions
