From: Christoph Hellwig <hch@lst.de>
Date: Tue, 29 May 2018 13:52:38 +0000 (+0200)
Subject: block: document the blk_eh_timer_return values
X-Git-Tag: v4.18-rc1~192^2~62
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=88b0cfad288831a86ffd79b6d00b689489598186;p=linux.git

block: document the blk_eh_timer_return values

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
---

diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index d838a89639f2..9f06b29adaa4 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -326,8 +326,8 @@ 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 *);