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| author | Kiyoshi Ueda <k-ueda@ct.jp.nec.com> | 2009-12-10 23:52:27 +0000 |
|---|---|---|
| committer | Alasdair G Kergon <agk@redhat.com> | 2009-12-10 23:52:27 +0000 |
| commit | 64dbce580d5a7e89e8de20b91f80c7267cdad91d (patch) | |
| tree | 9d8a8bb8afd9d7b856d90abd7c5c35137547d09a /include/linux/device-mapper.h | |
| parent | 4f186f8bbfa92bf1a2b39f7a8674348bfdba9437 (diff) | |
| download | lwn-64dbce580d5a7e89e8de20b91f80c7267cdad91d.tar.gz lwn-64dbce580d5a7e89e8de20b91f80c7267cdad91d.zip | |
dm: export suspended state to targets
This patch adds the exported dm_suspended() function so that targets
can check whether or not they are suspended.
Signed-off-by: Kiyoshi Ueda <k-ueda@ct.jp.nec.com>
Signed-off-by: Jun'ichi Nomura <j-nomura@ce.jp.nec.com>
Cc: Mike Anderson <andmike@linux.vnet.ibm.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
Diffstat (limited to 'include/linux/device-mapper.h')
| -rw-r--r-- | include/linux/device-mapper.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/device-mapper.h b/include/linux/device-mapper.h index fca0d31bbf2d..d4c9c0b88adc 100644 --- a/include/linux/device-mapper.h +++ b/include/linux/device-mapper.h @@ -235,6 +235,7 @@ void dm_uevent_add(struct mapped_device *md, struct list_head *elist); const char *dm_device_name(struct mapped_device *md); int dm_copy_name_and_uuid(struct mapped_device *md, char *name, char *uuid); struct gendisk *dm_disk(struct mapped_device *md); +int dm_suspended(struct dm_target *ti); int dm_noflush_suspending(struct dm_target *ti); union map_info *dm_get_mapinfo(struct bio *bio); union map_info *dm_get_rq_mapinfo(struct request *rq); |