tree c4650f417d7f05a9c645d6a0b1f64405ec4c8a39
parent 17b02695b254aa2ef0e53df9c8e6548f86e66a9d
author Oleg Nesterov <oleg@tv-sign.ru> 1162057133 -0700
committer Linus Torvalds <torvalds@g5.osdl.org> 1162060254 -0700

[PATCH] taskstats: kill ->taskstats_lock in favor of ->siglock

signal_struct is (mostly) protected by ->sighand->siglock, I think we don't
need ->taskstats_lock to protect ->stats.  This also allows us to simplify the
locking in fill_tgid().

Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru>
Cc: Shailabh Nagar <nagar@watson.ibm.com>
Cc: Balbir Singh <balbir@in.ibm.com>
Cc: Jay Lan <jlan@sgi.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>