On Thu, Sep 29, 2016 at 06:43:57AM -0700, Christoph Hellwig wrote:

Can you please add a testcase for this to xfstests?

Seems like a copy of tests/xfs/071 (exercises read/write at the
highest page of the page cache) with an added ftruncate as a
generic tests would be a good start?

Cheers,

Dave.
-- 
Dave Chinner
david@fromorbit.com

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