From: Con Kolivas <kernel@kolivas.org>
To: Zwane Mwaikambo <zwane@arm.linux.org.uk>
Cc: Pavel Machek <pavel@suse.cz>, Jim MacBaine <jmacbaine@gmail.com>,
linux-kernel@vger.kernel.org, ck@vds.kolivas.org,
tony@atomide.com, tuukka.tikkanen@elektrobit.com
Subject: Re: [PATCH] i386 No-Idle-Hz aka Dynamic-Ticks 3
Date: Mon, 15 Aug 2005 22:52:47 +1000 [thread overview]
Message-ID: <200508152252.47825.kernel@kolivas.org> (raw)
In-Reply-To: <Pine.LNX.4.61.0508141942480.6740@montezuma.fsmlabs.com>
On Mon, 15 Aug 2005 11:43, Zwane Mwaikambo wrote:
> On Sun, 14 Aug 2005, Pavel Machek wrote:
> > > Ok perhaps on the resume side instead. When trying to resume can you
> > > try booting with 'dyntick=disable'. Note this isn't meant to be a long
> > > term fix but once we figure out where the problem is we should be able
> > > to code around it.
> >
> > Can you reproduce it using plain swsusp?
> >
> > We probably need more carefull suspend/resume support on timer with
> > dyntick enabled.
> >
> > With vanilla, timer just ticks on constant rate; no state to save.
> > With dyntick, however...
>
> Why not just set it to a fixed frequency, suspend and then on boot resume
> to a fixed frequency and let the timer tick code eventually switch back.
It's probably worth holding off further discussion on this point till the SMP
scalable version is working well enough and see if/how the problem manifests
there.
Cheers,
Con
next prev parent reply other threads:[~2005-08-15 12:53 UTC|newest]
Thread overview: 68+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-08-03 5:59 [PATCH] i386 No-Idle-Hz aka Dynamic-Ticks 3 Con Kolivas
2005-08-03 11:54 ` Jan De Luyck
2005-08-03 12:14 ` Con Kolivas
2005-08-03 14:23 ` Jan De Luyck
2005-08-04 15:03 ` Vojtech Pavlik
2005-08-05 5:12 ` Con Kolivas
2005-08-03 19:20 ` Jim MacBaine
2005-08-03 21:16 ` Con Kolivas
2005-08-03 22:22 ` Jim MacBaine
2005-08-03 22:52 ` Con Kolivas
2005-08-04 5:34 ` Jim MacBaine
2005-08-04 6:59 ` Jim MacBaine
2005-08-04 7:04 ` Con Kolivas
2005-08-04 7:12 ` Con Kolivas
2005-08-04 7:29 ` Tony Lindgren
2005-08-10 20:04 ` Bill Davidsen
2005-08-14 19:47 ` Pavel Machek
2005-08-15 1:43 ` Zwane Mwaikambo
2005-08-15 12:52 ` Con Kolivas [this message]
2005-08-15 15:39 ` Zwane Mwaikambo
2005-08-03 19:54 ` Jeffrey Hundstad
2005-08-03 20:07 ` Valdis.Kletnieks
2005-08-03 21:13 ` Con Kolivas
2005-08-03 23:22 ` Christian Leber
2005-08-04 16:25 ` Marc Ballarin
2005-08-04 5:09 ` Jan De Luyck
2005-08-04 5:07 ` Con Kolivas
2005-08-04 5:34 ` Jan De Luyck
2005-08-04 21:15 ` [PATCH] Timer Top was: " Daniel Petrini
2005-08-05 4:05 ` [PATCH] Timer Top tweaks Con Kolivas
2005-08-05 6:46 ` [ck] [PATCH] Timer Top was: i386 No-Idle-Hz aka Dynamic-Ticks 3 Jens Axboe
2005-08-05 12:39 ` Daniel Petrini
2005-08-05 13:55 ` Daniel Petrini
2005-08-04 21:44 ` [PATCH] " Adrian Bunk
2005-08-04 22:12 ` Marc Ballarin
2005-08-05 0:31 ` Con Kolivas
2005-08-05 1:30 ` Paul
2005-08-05 3:25 ` Con Kolivas
2005-08-05 12:37 ` Srivatsa Vaddagiri
2005-08-05 13:08 ` Con Kolivas
2005-08-05 16:39 ` [PATCH] i386 No-Idle-Hz aka Dynamic-Ticks 4 Con Kolivas
2005-08-06 17:47 ` Adrian Bunk
2005-08-07 5:12 ` [PATCH] i386 No-Idle-Hz aka Dynamic-Ticks 5 Con Kolivas
2005-08-07 16:58 ` Srivatsa Vaddagiri
2005-08-07 23:51 ` Con Kolivas
2005-08-08 1:20 ` Kyle Moffett
2005-08-08 1:30 ` Con Kolivas
2005-08-08 1:45 ` [ck] " Gabriel Devenyi
2005-08-08 2:44 ` Srivatsa Vaddagiri
2005-08-08 7:05 ` Nigel Cunningham
2005-08-08 7:38 ` Tony Lindgren
2005-08-08 15:06 ` Srivatsa Vaddagiri
2005-08-09 19:36 ` George Anzinger
2005-08-10 14:05 ` Srivatsa Vaddagiri
2005-08-10 22:37 ` George Anzinger
2005-08-11 21:33 ` Bill Davidsen
2005-08-12 15:13 ` George Anzinger
2005-08-08 15:08 ` Folkert van Heusden
2005-08-08 15:16 ` Daniel Petrini
2005-08-08 7:26 ` [PATCH] i386 No-Idle-Hz aka Dynamic-Ticks 3 Tony Lindgren
2005-08-08 14:54 ` Srivatsa Vaddagiri
2005-08-08 15:20 ` Tony Lindgren
2005-08-09 14:22 ` Zwane Mwaikambo
2005-08-10 7:46 ` Tony Lindgren
2005-08-09 20:05 ` George Anzinger
2005-08-09 20:22 ` Daniel Petrini
2005-08-10 8:02 ` Tony Lindgren
2005-08-10 22:40 ` George Anzinger
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