Re: [PATCH v2 11/9] xfs: add debug knob to slow down write for fun

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On Tue, Nov 29, 2022 at 12:37:44PM +1100, Dave Chinner wrote:
> On Mon, Nov 28, 2022 at 05:22:02PM -0800, Darrick J. Wong wrote:
> > From: Darrick J. Wong <djwong@xxxxxxxxxx>
> > 
> > Add a new error injection knob so that we can arbitrarily slow down
> > pagecahe writes to test for race conditions and aberrant reclaim
> 
> pagecache

Fixed.

--D

> > behavior if the writeback mechanisms are slow to issue writeback.  This
> > will enable functional testing for the ifork sequence counters
> > introduced in commit XXXXXXXXXXXX that fixes write racing with reclaim
> > writeback.
> > 
> > Signed-off-by: Darrick J. Wong <djwong@xxxxxxxxxx>
> > ---
> > v2: this time with tracepoints
> > ---
> 
> Looks OK to me.
> 
> Reviewed-by: Dave Chinner <dchinner@xxxxxxxxxx>
> -- 
> Dave Chinner
> david@xxxxxxxxxxxxx



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