]> git.karo-electronics.de Git - karo-tx-linux.git/commit
projects / karo-tx-linux.git / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: df1b2e3) | patch
dm: don't schedule delayed run of the queue if nothing to do
authorMike Snitzer <snitzer@redhat.com>
Wed, 25 Feb 2015 01:49:18 +0000 (20:49 -0500)
committerMike Snitzer <snitzer@redhat.com>
Tue, 31 Mar 2015 16:03:50 +0000 (12:03 -0400)
commitc4d13cd4f46f3068a1ebb64640548f6da2bf2bba
tree8b4f5d732f02468904c4c706e54c8b38afd4ee50tree | snapshot
parentdf1b2e3655b435b25933c9a23bf3b27fe62d6030commit | diff
dm: don't schedule delayed run of the queue if nothing to do

In request-based DM's dm_request_fn(), if blk_peek_request() returns
NULL just return.  Avoids unnecessary blk_delay_queue().

Reported-by: Jens Axboe <axboe@fb.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
drivers/md/dm.c diff | blob | history
Linux kernel for KaRo TX COM modules