Re: Important regression with XFS update for 2.6.24-rc6

[David Chinner]

On Wed, Dec 19, 2007 at 12:17:30PM +0100, Damien Wyart wrote:
> * David Chinner <dgc@xxxxxxx> [071219 11:45]:
> > Can someone pass me a brown paper bag, please?
> 
> My first impression on this bug was not so wrong, after all ;-)
> 
> > That also explains why we haven't seen it - it requires the user buffer to
> > fill on the first entry of a backing buffer and so it is largely dependent
> > on the pattern of name lengths, page size and filesystem block size
> > aligning just right to trigger the problem.
> 
> I guess I was lucky to trigger it quite easily...
> 
> > Can you test this patch, Damien?
> 
> Works fine, all the bad symptoms have disappeared and strace output is
> normal.
> 
> So you can add:
> 
> Tested-by: Damien Wyart <damien.wyart@xxxxxxx>

Thanks for reporting the bug and testing the fix so quickly, Damien.
I'll give it some more QA before I push it, though.

Cheers,

Dave.
-- 
Dave Chinner
Principal Engineer
SGI Australian Software Group
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