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| author | Peter Zijlstra <peterz@infradead.org> | 2015-10-06 14:36:17 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2015-12-04 10:26:42 +0100 |
| commit | b75a22531588e77aa8c2daf228c9723916ae2cd0 (patch) | |
| tree | 410014f762b59ea5dd46e4f58b1f1a4728a01c4a /tools | |
| parent | 2541117b0cf79977fa11a0d6e17d61010677bd7b (diff) | |
sched/core: Better document the try_to_wake_up() barriers
Explain how the control dependency and smp_rmb() end up providing
ACQUIRE semantics and pair with smp_store_release() in
finish_lock_switch().
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'tools')
0 files changed, 0 insertions, 0 deletions