dm mpath: enable WRITE SAME support
authorMike Snitzer <snitzer@redhat.com>
Fri, 10 May 2013 13:37:16 +0000 (14:37 +0100)
committerAlasdair G Kergon <agk@redhat.com>
Fri, 10 May 2013 13:37:16 +0000 (14:37 +0100)
commit042bcef889f4319d366c67fb694f1f2498fcb68e
treedd34fdad86249ddcdcfaa5b09262a33e6d7e7fdf
parentdc019b21fb92d620a3b52ccecc135ac968a7c7ec
dm mpath: enable WRITE SAME support

Enable WRITE SAME support in dm multipath.  As far as multipath is
concerned it is just another write request.

Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Tested-by: Bharata B Rao <bharata.rao@gmail.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
drivers/md/dm-mpath.c