Messages in this thread | | | Date | Wed, 10 Mar 2010 10:43:37 +0100 | From | Pavel Machek <> | Subject | Re: [PATCH] freezer: only show the state of tasks refusing to freeze |
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> show_state will dump all tasks state, so if freezer failed to freeze > any task, kernel will dump all tasks state and flood the dmesg log. > This patch makes freezer only show state of tasks refusing to freeze. > > Signed-off-by: Xiaotian Feng <dfeng@redhat.com> > Cc: Pavel Machek <pavel@ucw.cz>
ACK.
> diff --git a/kernel/power/process.c b/kernel/power/process.c > index 5ade1bd..a0480cd 100644 > --- a/kernel/power/process.c > +++ b/kernel/power/process.c > @@ -88,12 +88,11 @@ static int try_to_freeze_tasks(bool sig_only) > printk(KERN_ERR "Freezing of tasks failed after %d.%02d seconds " > "(%d tasks refusing to freeze):\n", > elapsed_csecs / 100, elapsed_csecs % 100, todo); > - show_state(); > read_lock(&tasklist_lock); > do_each_thread(g, p) { > task_lock(p); > if (freezing(p) && !freezer_should_skip(p)) > - printk(KERN_ERR " %s\n", p->comm); > + sched_show_task(p); > cancel_freezing(p); > task_unlock(p); > } while_each_thread(g, p);
-- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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