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dm mpath: support barriers

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Flush support for dm-multipath target.

Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
This commit is contained in:
Mikulas Patocka
2009-06-22 10:12:24 +01:00
committed by Alasdair G Kergon
parent c927259e34
commit 8627921fa2
1 changed files with 2 additions and 0 deletions
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drivers/md/dm-mpath.c
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@@ -835,6 +835,8 @@ static int multipath_ctr(struct dm_target *ti, unsigned int argc,
goto bad; goto bad;
} }
ti->num_flush_requests = 1;
return 0; return 0;
bad: bad: