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| author | Milan Broz <mbroz@redhat.com> | 2006-10-03 01:15:36 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-10-03 08:04:15 -0700 |
| commit | 8757b7764f13e336f3c0eb1f634440d4ee4c3a67 (patch) | |
| tree | c91b00ace6ee438a9e447bce311808a698e9d487 /drivers/md/dm.h | |
| parent | cc1092019ce3d9b3e85a285b41e852ff94a6b590 (diff) | |
| download | op-kernel-dev-8757b7764f13e336f3c0eb1f634440d4ee4c3a67.zip op-kernel-dev-8757b7764f13e336f3c0eb1f634440d4ee4c3a67.tar.gz | |
[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.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/md/dm.h b/drivers/md/dm.h index fe701c4..a48ec5e 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); |
