Re: 2.6.20-rc5: known unfixed regressions

[Sami Farin <7atbggg02@sneakemail.com>]

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@sneakemail.com>
> > > Handled-By : David Chinner <dgc@sgi.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 :)

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