| commit | c822ed967cba38505713d59ed40a114386ef6c01 | [log] [tgz] |
|---|---|---|
| author | Joe Thornber <ejt@redhat.com> | Fri Oct 10 09:41:09 2014 +0100 |
| committer | Mike Snitzer <snitzer@redhat.com> | Tue Nov 04 13:05:53 2014 -0500 |
| tree | fe7f5014b55b2130615d699a80b04427b4f1d3c2 | |
| parent | d20c4b08be822ab1c5d333297f38f1b532d3febc [diff] |
dm thin: grab a virtual cell before looking up the mapping Avoids normal IO racing with discard. Signed-off-by: Joe Thornber <ejt@redhat.com> Signed-off-by: Mike Snitzer <snitzer@redhat.com> Cc: stable@vger.kernel.org