From: "Rafael J. Wysocki" <rjw@sisk.pl>
To: Stefan Seyfried <seife@suse.de>
Cc: linux-kernel@vger.kernel.org, Pavel Machek <pavel@suse.cz>,
Nigel Cunningham <nigel@suspend2.net>
Subject: Re: [ 00/23] [Suspend2] Freezer Upgrade Patches
Date: Mon, 30 Jan 2006 12:53:13 +0100 [thread overview]
Message-ID: <200601301253.14274.rjw@sisk.pl> (raw)
In-Reply-To: <20060130075301.GA16895@suse.de>
Hi,
On Monday 30 January 2006 08:53, Stefan Seyfried wrote:
> On Fri, Jan 27, 2006 at 01:18:01PM +0100, Rafael J. Wysocki wrote:
> > On Friday, 27 January 2006 05:04, Nigel Cunningham wrote:
>
> > > The simplest example would be:
> > >
> > > dd if=/dev/hda of=/dev/null
> > > echo disk > /sys/power/state
> >
> > Well, I don't think it's a usual kind of workload. :-)
>
> Compiling a kernel, having updatedb and mandb run in the background
> and then trying to suspend while the compile still runs might do as well.
>
> And this can happen, think of "battery-critical => suspend" setup.
> This is exactly the case i do not like the suspend to fail, because there
> might not be enough juice left to do a second try.
Still IMO we don't need all of the patches in the series to prevent this from
happening and it's quite difficult to single out the relevant change.
Greetings,
Rafael
prev parent reply other threads:[~2006-01-30 11:16 UTC|newest]
Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-01-26 3:45 [ 00/23] [Suspend2] Freezer Upgrade Patches Nigel Cunningham
2006-01-26 3:45 ` [ 01/23] [Suspend2] Make workqueues freezeable Nigel Cunningham
2006-01-26 23:17 ` Rafael J. Wysocki
2006-01-27 4:01 ` Nigel Cunningham
2006-01-26 3:45 ` [ 02/23] [Suspend2] Add new include/linux/freezer.h header Nigel Cunningham
2006-01-26 3:45 ` [ 03/23] [Suspend2] Allow a notifier to remove itself from the notifier list Nigel Cunningham
2006-01-26 3:45 ` [ 04/23] [Suspend2] Todo notifier for processes Nigel Cunningham
2006-01-26 3:45 ` [ 05/23] [Suspend2] Make the freezer use todo lists Nigel Cunningham
2006-01-26 3:45 ` [ 06/23] [Suspend2] Disable usermode helper invocations when the freezer is on Nigel Cunningham
2006-01-30 22:05 ` Rafael J. Wysocki
2006-01-31 3:24 ` Nigel Cunningham
2006-01-31 10:58 ` Rafael J. Wysocki
2006-01-31 23:21 ` Nigel Cunningham
2006-02-01 0:33 ` Rafael J. Wysocki
2006-01-26 3:45 ` [ 07/23] [Suspend2] Add which-to-thaw parameter to thaw_processes() calls Nigel Cunningham
2006-01-26 3:45 ` [ 08/23] [Suspend2] New freezer explanation for kernel/power/process.c Nigel Cunningham
2006-01-26 3:45 ` [ 09/23] [Suspend2] Quieten the freezer for normal operation Nigel Cunningham
2006-01-26 3:45 ` [ 10/23] [Suspend2] Add support for freezing filesystem bdevs Nigel Cunningham
2006-01-26 3:45 ` [ 11/23] [Suspend2] Modify freezeable for freezing kernel threads separately Nigel Cunningham
2006-01-26 3:45 ` [ 12/23] [Suspend2] Split freezing of threads according to whether user/kernelspace Nigel Cunningham
2006-01-26 3:45 ` [ 13/23] [Suspend2] Add support for thawing just kernel threads or all threads Nigel Cunningham
2006-01-26 3:45 ` [ 14/23] [Suspend2] Helper for counting freezeable threads of a type Nigel Cunningham
2006-01-26 3:45 ` [ 15/23] [Suspend2] Helper for counting uninterruptible " Nigel Cunningham
2006-01-30 22:18 ` Rafael J. Wysocki
2006-01-30 22:25 ` Pavel Machek
2006-01-31 0:02 ` Rafael J. Wysocki
2006-01-31 9:27 ` [RFC/RFT] finally solve "swsusp fails with mysqld" problem Pavel Machek
2006-01-31 16:17 ` Rafael J. Wysocki
2006-01-31 21:29 ` Pavel Machek
2006-01-31 22:30 ` Rafael J. Wysocki
2006-01-31 5:42 ` [ 15/23] [Suspend2] Helper for counting uninterruptible threads of a type Nigel Cunningham
2006-01-26 3:45 ` [ 16/23] [Suspend2] Helper to signal all " Nigel Cunningham
2006-01-26 3:46 ` [ 17/23] [Suspend2] Helper to prod processes that should have frozen but haven't Nigel Cunningham
2006-01-26 3:46 ` [ 18/23] [Suspend2] Helper: Did we fail to freeze all threads of a type? Nigel Cunningham
2006-01-26 3:46 ` [ 19/23] [Suspend2] Freeze all threads of a type Nigel Cunningham
2006-01-26 3:46 ` [ 20/23] [Suspend2] Modify process.c includes and export freezer state Nigel Cunningham
2006-01-26 3:46 ` [ 21/23] [Suspend2] Remove unused DEBUG undef Nigel Cunningham
2006-01-26 3:46 ` [ 22/23] [Suspend2] Modify swsusp to thaw kernel threads while eating memory Nigel Cunningham
2006-01-26 3:46 ` [ 23/23] [Suspend2] Don't scan LRU while freezer is on Nigel Cunningham
2006-01-26 11:55 ` [ 00/23] [Suspend2] Freezer Upgrade Patches Pavel Machek
2006-01-26 21:49 ` Nigel Cunningham
2006-01-26 23:10 ` Rafael J. Wysocki
2006-01-27 4:04 ` Nigel Cunningham
2006-01-27 12:18 ` Rafael J. Wysocki
2006-01-27 19:20 ` Nigel Cunningham
2006-01-27 23:22 ` Pavel Machek
2006-01-30 5:54 ` Nigel Cunningham
2006-01-30 11:50 ` Pavel Machek
2006-01-30 7:53 ` Stefan Seyfried
2006-01-30 11:53 ` Rafael J. Wysocki [this message]
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