linux-kernel - Re: [PATCH 2.6.19 5/5] fs: freeze

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Message-ID: <20061116233853.GB6757@elf.ucw.cz>
Date:	Fri, 17 Nov 2006 00:38:53 +0100
From:	Pavel Machek <pavel@....cz>
To:	David Chinner <dgc@....com>
Cc:	"Rafael J. Wysocki" <rjw@...k.pl>,
	Alasdair G Kergon <agk@...hat.com>,
	Eric Sandeen <sandeen@...hat.com>,
	Andrew Morton <akpm@...l.org>, linux-kernel@...r.kernel.org,
	dm-devel@...hat.com, Srinivasa DS <srinivasa@...ibm.com>,
	Nigel Cunningham <nigel@...pend2.net>
Subject: Re: [PATCH 2.6.19 5/5] fs: freeze_bdev with semaphore not mutex

Hi!

> > > > I think I'll prepare a patch for freezing the work queues and we'll see what
> > > > to do next.
> > > 
> > > Thanks!
> > 
> > Okay, the patch follows.
> > 
> > I've been running it for some time on my boxes and it doesn't seem to break
> > anything.  However, I don't use XFS, so well ...
> 
> So you haven't actually tested whether it fixes anything or whether
> it introduces any regressions?

Noone has a testcase for a problem; swsusp just does not eat
filesystems in practice. Fill free to test the patch, but I'm pretty
sure it will not break anything.
								Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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