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freezer: run show_state() when freezing times out 

To see which tasks are stuck where.

Cc: "Rafael J. Wysocki" <rjw@sisk.pl>
Cc: Oleg Nesterov <oleg@tv-sign.ru>
Cc: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Andrew Morton 2007-07-19 01:47:26 -07:00 committed by Linus Torvalds
parent 3ee6dafc67
commit 328616e3b7
1 changed files with 1 additions and 0 deletions
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kernel/power/process.c
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@ -157,6 +157,7 @@ static unsigned int try_to_freeze_tasks(int freeze_user_space)
freeze_user_space ? "user space processes" :
"kernel threads",
TIMEOUT / HZ, todo);
show_state();
read_lock(&tasklist_lock);
do_each_thread(g, p) {
if (freeze_user_space && !is_user_space(p))