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| author | Mikulas Patocka <mpatocka@redhat.com> | 2009-06-22 05:12:25 -0400 |
|---|---|---|
| committer | Alasdair G Kergon <agk@redhat.com> | 2009-06-22 05:12:25 -0400 |
| commit | 494b3ee7d4f69210def80aecce28d08c3f0755d5 (patch) | |
| tree | 8cd8fc4de72cf9a1a56e45518019a3cae106515a /drivers/md/dm-io.c | |
| parent | 8627921fa2ef6d40fd9b787e163ba3a9ff8f471d (diff) | |
dm snapshot: support barriers
Flush support for dm-snapshot target.
This patch just forwards the flush request to either the origin or the snapshot
device. (It doesn't flush exception store metadata.)
Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
Diffstat (limited to 'drivers/md/dm-io.c')
0 files changed, 0 insertions, 0 deletions