From mboxrd@z Thu Jan  1 00:00:00 1970
From: "Rafael J. Wysocki" <rjw@sisk.pl>
Subject: Re: question on freeze and aio
Date: Thu, 15 Feb 2007 00:40:41 +0100
Message-ID: <200702150040.42370.rjw@sisk.pl>
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Cc: Pavel Machek <pavel@ucw.cz>
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On Wednesday, 14 February 2007 22:28, Rafael J. Wysocki wrote:
> On Tuesday, 13 February 2007 22:01, Alan Stern wrote:
> > On Tue, 13 Feb 2007, Pavel Machek wrote:
> > =

> > > > No, workqueues are not frozen unless they are explicitly declared as
> > > > freezeable.  Which currently is only done by XFS, AFAIKS.
> > > =

> > > Ok, then we have a bug in swsusp. Can someone locate _which_ workqueue
> > > is used for aio... and make it freezeable?
> > =

> > Here is an untested patch.  Does anybody have a way to test it?
> =

> I'll give it a run on my test system.

Unfortunately, it seems to break the suspend.

The system doesn't suspend, but enters an endless loop right after the free=
zing
of consoles.

I'll have to debug it a bit more on a machine with a serial console, but not
today.

Well, it looks like there's something we didn't know about. :-)

Greetings,
Rafael