linux-kernel - Re: 2.6.20-rc5: known unfixed regressions

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Date:	Fri, 19 Jan 2007 00:55:00 +0200
From:	Sami Farin <7atbggg02@...akemail.com>
To:	David Chinner <dgc@....com>
Cc:	Adrian Bunk <bunk@...sta.de>, Linus Torvalds <torvalds@...l.org>,
	Andrew Morton <akpm@...l.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	xfs-masters@....sgi.com
Subject: Re: 2.6.20-rc5: known unfixed regressions

On Wed, Jan 17, 2007 at 14:43:29 +1100, David Chinner wrote:
...
> > > Subject    : BUG: at mm/truncate.c:60 cancel_dirty_page()  (XFS)
> > > References : http://lkml.org/lkml/2007/1/5/308
> > > Submitter  : Sami Farin <7atbggg02@...akemail.com>
> > > Handled-By : David Chinner <dgc@....com>
> > > Status     : problem is being discussed
> > 
> > I'm at LCA and been having laptop dramas so the fix is being held up at this
> > point. I and trying to test a change right now that adds an optional unmap
> > to truncate_inode_pages_range as XFS needs, in some circumstances, to toss
> > out dirty pages (with dirty bufferheads) and hence requires truncate semantics
> > that are currently missing unmap calls.
> > 
> > Semi-untested patch attached below.
> 
> The patch has run XFSQA for about 24 hours now on my test rig without
> triggering any problems.

I have also ran this for 24h (in patched 2.6.19.2)
and no problems noticed :)

-- 
Do what you love because life is too short for anything else.

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