iosched: Print error cause if setting io prio failed
commit4956bd05e1e9f6f381e6a8ff36fb80a10ba14272
authorVadim Kochan <vadim4j@gmail.com>
Wed, 22 Apr 2015 14:07:29 +0000 (22 17:07 +0300)
committerTobias Klauser <tklauser@distanz.ch>
Wed, 22 Apr 2015 14:13:29 +0000 (22 16:13 +0200)
treebd7d32c4236c87669218c074e232332d0df49f16
parent76f4acca4bef1658543a97475f1c1d83accc395c
iosched: Print error cause if setting io prio failed

Add error cause message when ioprio_setpid fails.

Signed-off-by: Vadim Kochan <vadim4j@gmail.com>
Signed-off-by: Tobias Klauser <tklauser@distanz.ch>
iosched.c