From: Ingo Molnar <mingo@elte.hu>
To: Fernando Lopez-Lezcano <nando@ccrma.Stanford.EDU>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
linux-kernel@vger.kernel.org,
Thomas Gleixner <tglx@linutronix.de>,
"H. Peter Anvin" <hpa@zytor.com>, Len Brown <lenb@kernel.org>,
Venki Pallipadi <venkatesh.pallipadi@intel.com>
Subject: Re: [git pull] x86/hrtimer/acpi fixes
Date: Fri, 7 Dec 2007 19:59:20 +0100 [thread overview]
Message-ID: <20071207185920.GA3006@elte.hu> (raw)
In-Reply-To: <1197053386.32023.13.camel@cmn3.stanford.edu>
* Fernando Lopez-Lezcano <nando@ccrma.Stanford.EDU> wrote:
> Ingo, I was about to post about timer problems in 2.6.23.9+rt12 when I
> saw this. Would this be related / should I test / will this solve
> everything? :-)
>
> What I'm seeing is jack "delays" that go away if I boot with
> "idle=poll", just like it was happening a long time ago. Smells like
> 'time of day' glitches when the process switches cpus (this is on a
> dual core intel laptop).
does it go away with hpet=disable as well? If yes then there could be a
relation. If not then it's something else and we need to debug it.
Ingo
next prev parent reply other threads:[~2007-12-07 18:59 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-12-07 18:36 [git pull] x86/hrtimer/acpi fixes Ingo Molnar
2007-12-07 18:49 ` Fernando Lopez-Lezcano
2007-12-07 18:59 ` Ingo Molnar [this message]
2007-12-07 19:29 ` Fernando Lopez-Lezcano
2007-12-07 19:48 ` Fernando Lopez-Lezcano
2007-12-07 19:59 ` Ingo Molnar
2007-12-08 1:08 ` Fernando Lopez-Lezcano
2007-12-08 9:17 ` Ingo Molnar
2008-01-27 1:59 ` 2.6.24-rt1: timing problems (was [git pull] x86/hrtimer/acpi fixes) Fernando Lopez-Lezcano
2008-01-27 4:46 ` Mike Galbraith
2008-01-28 18:26 ` Fernando Lopez-Lezcano
2008-01-29 0:47 ` Fernando Lopez-Lezcano
2007-12-09 18:01 ` [git pull] x86/hrtimer/acpi fixes Pavel Machek
2007-12-09 18:10 ` Guillaume Chazarain
2007-12-09 18:47 ` Ingo Molnar
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