This patch adds a hw-handler interface for request-based dm-multipath.
Signed-off-by: Kiyoshi Ueda <[email protected]>
Signed-off-by: Jun'ichi Nomura <[email protected]>
---
drivers/md/dm-hw-handler.h | 1 +
1 files changed, 1 insertion(+)
Index: 2.6.25-rc1/drivers/md/dm-hw-handler.h
===================================================================
--- 2.6.25-rc1.orig/drivers/md/dm-hw-handler.h
+++ 2.6.25-rc1/drivers/md/dm-hw-handler.h
@@ -35,6 +35,7 @@ struct hw_handler_type {
void (*pg_init) (struct hw_handler *hwh, unsigned bypassed,
struct dm_path *path);
unsigned (*error) (struct hw_handler *hwh, struct bio *bio);
+ unsigned (*error_rq) (struct hw_handler *hwh, struct request *rq);
int (*status) (struct hw_handler *hwh, status_type_t type,
char *result, unsigned int maxlen);
};