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[PATCH] suspend to disk fails if gdb is suspended with a traced child

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Fix http://bugzilla.kernel.org/show_bug.cgi?id=7534

Fix the freezing of processes so that it won't fail if there is a traced
process the parent of which has been stopped.

Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Acked-by: Pavel Machek <pavel@ucw.cz>
Cc: maurice barnum <pixi+kbug@burble.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Rafael J. Wysocki 2006-12-06 20:34:34 -08:00 committed by Linus Torvalds
parent 0d3a9abe8a
commit 3eb1b3a407
1 changed files with 3 additions and 1 deletions
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4
kernel/power/process.c
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@ -97,7 +97,9 @@ int freeze_processes(void)
continue;
if (frozen(p))
continue;
if (p->state == TASK_TRACED && frozen(p->parent)) {
if (p->state == TASK_TRACED &&
(frozen(p->parent) ||
p->parent->state == TASK_STOPPED)) {
cancel_freezing(p);
continue;
}