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lib/is_single_threaded.c: change current_is_single_threaded() to use for_each_thread() 

Change current_is_single_threaded() to use for_each_thread() rather than
deprecated while_each_thread().

Signed-off-by: Oleg Nesterov <oleg@redhat.com>
Cc: David Howells <dhowells@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Oleg Nesterov 2015-11-06 16:31:26 -08:00 committed by Linus Torvalds
parent f773f32d71
commit 90224350ea
1 changed files with 2 additions and 3 deletions
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5
lib/is_single_threaded.c
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@ -36,8 +36,7 @@ bool current_is_single_threaded(void)
if (unlikely(p == task->group_leader)) if (unlikely(p == task->group_leader))
continue; continue;
t = p; for_each_thread(p, t) {
do {
if (unlikely(t->mm == mm)) if (unlikely(t->mm == mm))
goto found; goto found;
if (likely(t->mm)) if (likely(t->mm))
@ -48,7 +47,7 @@ bool current_is_single_threaded(void)
* forked before exiting. * forked before exiting.
*/ */
smp_rmb(); smp_rmb();
} while_each_thread(p, t); }
} }
ret = true; ret = true;
found: found: