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| author | Rafael J. Wysocki <rjw@sisk.pl> | 2007-07-19 01:47:35 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-07-19 10:04:42 -0700 |
| commit | c2cf7d87d804c66e063829d5ca739053e901dc15 (patch) | |
| tree | 0c8217d9dca6a3ffcf4073315a6a8f6328639b3a /kernel/power | |
| parent | e7cd8a722745a01bcfac4d4a52d53391d177da20 (diff) | |
| download | lwn-c2cf7d87d804c66e063829d5ca739053e901dc15.tar.gz lwn-c2cf7d87d804c66e063829d5ca739053e901dc15.zip | |
Freezer: remove redundant check in try_to_freeze_tasks
We don't need to check if todo is positive before calling time_after() in
try_to_freeze_tasks(), because if todo is zero at this point, the loop will be
broken anyway due to the while () condition being false.
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Acked-by: Pavel Machek <pavel@ucw.cz>
Cc: Gautham R Shenoy <ego@in.ibm.com>
Cc: Oleg Nesterov <oleg@tv-sign.ru>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel/power')
| -rw-r--r-- | kernel/power/process.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/power/process.c b/kernel/power/process.c index 00cdbe5f518f..3434940a3df1 100644 --- a/kernel/power/process.c +++ b/kernel/power/process.c @@ -149,7 +149,7 @@ static int try_to_freeze_tasks(int freeze_user_space) } while_each_thread(g, p); read_unlock(&tasklist_lock); yield(); /* Yield is okay here */ - if (todo && time_after(jiffies, end_time)) + if (time_after(jiffies, end_time)) break; } while (todo); |