osd: tries to set ioprio when the config option is blank
3 - minor
Pull request ID:
Saw this in a log:
Nov 12 18:53:41 s4 systemd-docker: 2014-11-12 18:53:41.370534 7f06e954d800 -1 osd.13 459364 set_disk_tp_priority(22) Invalid argument: osd_disk_thread_ioprio_class is but only the following values are allowed: idle, be or rt
It looks like the config option defaults to an empty string, so I assume the OSD code is just making the syscall or whatever unconditionally.