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authorOleg Nesterov <oleg@tv-sign.ru>2006-10-28 13:38:53 -0400
committerLinus Torvalds <torvalds@g5.osdl.org>2006-10-28 14:30:54 -0400
commitb8534d7bd89df0cd41cd47bcd6733a05ea9a691a (patch)
treec4650f417d7f05a9c645d6a0b1f64405ec4c8a39 /include/linux/sched.h
parent17b02695b254aa2ef0e53df9c8e6548f86e66a9d (diff)
[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>
Diffstat (limited to 'include/linux/sched.h')
-rw-r--r--include/linux/sched.h1
1 files changed, 0 insertions, 1 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 6735c1cf334c..eafe4a7b8237 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -466,7 +466,6 @@ struct signal_struct {
466 struct pacct_struct pacct; /* per-process accounting information */ 466 struct pacct_struct pacct; /* per-process accounting information */
467#endif 467#endif
468#ifdef CONFIG_TASKSTATS 468#ifdef CONFIG_TASKSTATS
469 spinlock_t stats_lock;
470 struct taskstats *stats; 469 struct taskstats *stats;
471#endif 470#endif
472}; 471};