Avoid panic when adjusting priority of a read in the face of an IO error
PR: 231516
Reported by: sbruno
Approved by: re (rgrimes)
Obtained from: ZFS-on-Linux
X-MFC-with: 334844
Sponsored by: Klara Systems
MFV/ZoL: Fix zio->io_priority failed (7 < 6) assert
commit c26cf0966d131b722c32f8ccecfe5791a789d975
Author: Tony Hutter <hutter2@llnl.gov>
Date: Tue May 29 18:13:48 2018 -0700
Fix zio->io_priority failed (7 < 6) assert This fixes an assert in vdev_queue_change_io_priority(): VERIFY3(zio->io_priority < ZIO_PRIORITY_NUM_QUEUEABLE) failed (7 < 6) PANIC at vdev_queue.c:832:vdev_queue_change_io_priority() Reviewed-by: Tom Caputi <tcaputi@datto.com> Reviewed-by: George Melikov <mail@gmelikov.ru> Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Signed-off-by: Tony Hutter <hutter2@llnl.gov>