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>
This commit is contained in:
Rafael J. Wysocki 2007-07-19 01:47:35 -07:00 коммит произвёл Linus Torvalds
Родитель e7cd8a7227
Коммит c2cf7d87d8
1 изменённых файлов: 1 добавлений и 1 удалений

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@ -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);