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authorAlasdair G Kergon <agk@redhat.com>2006-06-26 00:27:35 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-06-26 09:58:36 -0700
commit72d9486169a2a8353e022813185ba2f32d7dde69 (patch)
tree2fe6c382feb3f21d829abf543c54be486007557c /drivers/md/dm.c
parent5c6bd75d06db512515a3781aa97e42df2faf0815 (diff)
[PATCH] dm: improve error message consistency
Tidy device-mapper error messages to include context information automatically. 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.c')
-rw-r--r--drivers/md/dm.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index 6982f86db6dc..3ed2e53b9eb6 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -21,6 +21,8 @@
#include <linux/hdreg.h>
#include <linux/blktrace_api.h>
+#define DM_MSG_PREFIX "core"
+
static const char *_name = DM_NAME;
static unsigned int major = 0;
@@ -1108,6 +1110,12 @@ void dm_get(struct mapped_device *md)
atomic_inc(&md->holders);
}
+const char *dm_device_name(struct mapped_device *md)
+{
+ return md->name;
+}
+EXPORT_SYMBOL_GPL(dm_device_name);
+
void dm_put(struct mapped_device *md)
{
struct dm_table *map;