[PATCH 11/14] block: document the blk_eh_timer_return values

[Christoph Hellwig]

Signed-off-by: Christoph Hellwig <h...@lst.de>
---
 include/linux/blkdev.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 3d9d4da4dedd..3815d9dcfbe0 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -337,8 +337,8 @@ typedef int (init_rq_fn)(struct request_queue *, struct 
request *, gfp_t);
 typedef void (exit_rq_fn)(struct request_queue *, struct request *);
 
 enum blk_eh_timer_return {
-       BLK_EH_DONE,
-       BLK_EH_RESET_TIMER,
+       BLK_EH_DONE,            /* drivers has completed the command */
+       BLK_EH_RESET_TIMER,     /* reset timer and try again */
 };
 
 typedef enum blk_eh_timer_return (rq_timed_out_fn)(struct request *);
-- 
2.17.0