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authorMilan Broz <mbroz@redhat.com>2006-10-03 01:15:36 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-10-03 08:04:15 -0700
commit8757b7764f13e336f3c0eb1f634440d4ee4c3a67 (patch)
treec91b00ace6ee438a9e447bce311808a698e9d487 /drivers/md/dm.h
parentcc1092019ce3d9b3e85a285b41e852ff94a6b590 (diff)
[PATCH] dm table: add target preresume
This patch adds a target preresume hook. It is called before the targets are resumed and if it returns an error the resume gets cancelled. The crypt target will use this to indicate that it is unable to process I/O because no encryption key has been supplied. Signed-off-by: Milan Broz <mbroz@redhat.com> Signed-off-by: Alasdair G Kergon <agk@redhat.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/md/dm.h')
-rw-r--r--drivers/md/dm.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/md/dm.h b/drivers/md/dm.h
index fe701c4834fe..a48ec5e3c1f4 100644
--- a/drivers/md/dm.h
+++ b/drivers/md/dm.h
@@ -57,7 +57,7 @@ void dm_table_set_restrictions(struct dm_table *t, struct request_queue *q);
struct list_head *dm_table_get_devices(struct dm_table *t);
void dm_table_presuspend_targets(struct dm_table *t);
void dm_table_postsuspend_targets(struct dm_table *t);
-void dm_table_resume_targets(struct dm_table *t);
+int dm_table_resume_targets(struct dm_table *t);
int dm_table_any_congested(struct dm_table *t, int bdi_bits);
void dm_table_unplug_all(struct dm_table *t);
int dm_table_flush_all(struct dm_table *t);