From: Ingo Molnar <mingo@elte.hu>
To: Jiri Slaby <jirislaby@gmail.com>
Cc: linux-kernel@vger.kernel.org,
Linux-pm mailing list <linux-pm@lists.linux-foundation.org>,
Andrew Morton <akpm@linux-foundation.org>,
Arjan van de Ven <arjan@linux.intel.com>,
Thomas Gleixner <tglx@linutronix.de>
Subject: Re: broken suspend (sched related) [Was: 2.6.24-rc4-mm1]
Date: Sat, 8 Dec 2007 16:24:47 +0100 [thread overview]
Message-ID: <20071208152447.GA30270@elte.hu> (raw)
In-Reply-To: <475A629C.7010408@gmail.com>
* Jiri Slaby <jirislaby@gmail.com> wrote:
> On 12/08/2007 09:39 AM, Ingo Molnar wrote:
> > * Jiri Slaby <jirislaby@gmail.com> wrote:
> >
> >> Unfortunately no change here.
> >
> > could you try to revert this change:
> >
> > -int softlockup_thresh = 10;
> > +int softlockup_thresh = 60;
> >
> > i.e. change the value of softlockup_thresh back to 10. You should be
> > able to tweak this runtime as well, without patching the kernel:
> >
> > echo 10 > /proc/sys/kernel/softlockup_thresh
>
> What should have this changed? I can't see any difference.
it changes the wakeup frequency of the softlockup thread.
i'm wondering why it had no effect now - the new code is in essence a
NOP over what we had. Could you send me your current (modified)
kernel/softlockup.c code?
Ingo
next prev parent reply other threads:[~2007-12-08 15:24 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20071204211701.994dfce6.akpm@linux-foundation.org>
2007-12-07 14:34 ` broken suspend (sched related) [Was: 2.6.24-rc4-mm1] Jiri Slaby
2007-12-07 15:11 ` Ingo Molnar
[not found] ` <20071207151150.GB24254@elte.hu>
2007-12-07 17:51 ` Ingo Molnar
2007-12-08 8:10 ` Jiri Slaby
[not found] ` <475A5188.6070809@gmail.com>
2007-12-08 8:39 ` Ingo Molnar
[not found] ` <20071208083939.GD30997@elte.hu>
2007-12-08 9:23 ` Jiri Slaby
[not found] ` <475A629C.7010408@gmail.com>
2007-12-08 15:24 ` Ingo Molnar [this message]
2007-12-08 17:34 ` Jiri Slaby
2007-12-08 17:43 ` Jiri Slaby
2007-12-08 23:12 ` Jiri Slaby
[not found] ` <475B24F4.3090904@gmail.com>
2007-12-09 7:46 ` Ingo Molnar
[not found] ` <20071209074647.GE22981@elte.hu>
2007-12-09 9:09 ` Jiri Slaby
2007-12-10 8:19 ` Gautham R Shenoy
2007-12-10 8:55 ` Jiri Slaby
[not found] ` <475CFF01.2090502@gmail.com>
2007-12-10 9:10 ` Ingo Molnar
2007-12-10 10:15 ` Gautham R Shenoy
[not found] ` <20071210101500.GB12880@in.ibm.com>
2007-12-10 10:21 ` Ingo Molnar
[not found] ` <20071210102157.GB31103@elte.hu>
2007-12-10 11:08 ` Gautham R Shenoy
2007-12-10 11:28 ` Ingo Molnar
[not found] ` <20071210112832.GA20189@elte.hu>
2007-12-10 11:49 ` Gautham R Shenoy
2007-12-10 9:29 ` Ingo Molnar
[not found] ` <475AD7D0.8040905@gmail.com>
2007-12-09 8:06 ` Ingo Molnar
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