From: "Rafael J. Wysocki" <rjw@sisk.pl>
To: Dave Jones <davej@redhat.com>
Cc: linux-pm@lists.linux-foundation.org,
Thomas Gleixner <tglx@linutronix.de>
Subject: Re: Ottawa Linux Power Management Summit, June 25-26, 2007 - Minutes
Date: Tue, 25 Sep 2007 13:39:36 +0200 [thread overview]
Message-ID: <200709251339.37601.rjw@sisk.pl> (raw)
In-Reply-To: <20070924194102.GH8127@redhat.com>
On Monday, 24 September 2007 21:41, Dave Jones wrote:
> On Sun, Sep 09, 2007 at 02:26:39PM +0200, Rafael J. Wysocki wrote:
>
> > > Dave mentioned that Fedora Core 7 32-bit is now shipping with
> > > CONFIG_NOHZ=y and CONFIG_HZ=1000.
> >
> > CONFIG_NOHZ is known to break suspend and resume on some machines. These
> > problems are being fixed over time, but that's a risky decision for a
> > distribution to switch it on by default.
>
> Expect to see everyone else doing the same thing in the next versions.
> Without field-testing this stuff it remains busted. A lot of bugs got
> found and fixed by having this in Fedora that weren't tripped over
> by linux-kernel testers at all.
Well, that's certainly true.
Still, we have open suspend bugs in which NO_HZ appears to be the culprit,
eg. http://bugzilla.kernel.org/show_bug.cgi?id=8680
Greetings,
Rafael
next prev parent reply other threads:[~2007-09-25 11:39 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-09-05 8:26 Ottawa Linux Power Management Summit, June 25-26, 2007 - Minutes Len Brown
2007-09-09 12:26 ` Rafael J. Wysocki
2007-09-24 19:41 ` Dave Jones
2007-09-25 11:39 ` Rafael J. Wysocki [this message]
2007-09-25 12:00 ` Thomas Gleixner
2007-10-28 13:54 ` cpufreq-set problems [Was: Re: Ottawa Linux Power Management Summit, June 25-26, 2007 - Minutes] Dominik Brodowski
2007-10-29 13:26 ` Igor Stoppa
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