blk-mq: Clarify comments in blk_mq_dispatch_rq_list()
authorBart Van Assche <bart.vanassche@sandisk.com>
Fri, 7 Apr 2017 18:16:51 +0000 (11:16 -0700)
committerJens Axboe <axboe@fb.com>
Fri, 7 Apr 2017 18:45:49 +0000 (12:45 -0600)
commit710c785f80ace49049aef1a003c0b8b932a58af8
treedfff69a1504bba79ed689741eb4a24096daf5ac4
parent705cda97ee3abb6ea38d651b54f4da83c2bb2a4a
blk-mq: Clarify comments in blk_mq_dispatch_rq_list()

The blk_mq_dispatch_rq_list() implementation got modified several
times but the comments in that function were not updated every
time. Since it is nontrivial what is going on, update the comments
in blk_mq_dispatch_rq_list().

Signed-off-by: Bart Van Assche <bart.vanassche@sandisk.com>
Cc: Omar Sandoval <osandov@fb.com>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Hannes Reinecke <hare@suse.de>
Signed-off-by: Jens Axboe <axboe@fb.com>
block/blk-mq.c