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authorKiyoshi Ueda <k-ueda@ct.jp.nec.com>2009-12-10 18:52:27 -0500
committerAlasdair G Kergon <agk@redhat.com>2009-12-10 18:52:27 -0500
commit64dbce580d5a7e89e8de20b91f80c7267cdad91d (patch)
tree9d8a8bb8afd9d7b856d90abd7c5c35137547d09a /include
parent4f186f8bbfa92bf1a2b39f7a8674348bfdba9437 (diff)
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')
-rw-r--r--include/linux/device-mapper.h1
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);
235const char *dm_device_name(struct mapped_device *md); 235const char *dm_device_name(struct mapped_device *md);
236int dm_copy_name_and_uuid(struct mapped_device *md, char *name, char *uuid); 236int dm_copy_name_and_uuid(struct mapped_device *md, char *name, char *uuid);
237struct gendisk *dm_disk(struct mapped_device *md); 237struct gendisk *dm_disk(struct mapped_device *md);
238int dm_suspended(struct dm_target *ti);
238int dm_noflush_suspending(struct dm_target *ti); 239int dm_noflush_suspending(struct dm_target *ti);
239union map_info *dm_get_mapinfo(struct bio *bio); 240union map_info *dm_get_mapinfo(struct bio *bio);
240union map_info *dm_get_rq_mapinfo(struct request *rq); 241union map_info *dm_get_rq_mapinfo(struct request *rq);