tree 45c7e57cac39a6aa90d1c5f6682ddd12bdc8315a
parent f4a3a7d60c9c9a961e4c970f6eb41dd1c9d3ec21
author Rafael J. Wysocki <rjw@sisk.pl> 1184834854 -0700
committer Linus Torvalds <torvalds@woody.linux-foundation.org> 1184864682 -0700

Freezer: return int from freeze_processes

Make try_to_freeze_tasks() and freeze_processes() return -EBUSY on failure
instead of the number of unfrozen tasks (none of the callers actually uses
this number).

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>