diff options
Diffstat (limited to 'drivers/md/dm-mpath.c')
| -rw-r--r-- | drivers/md/dm-mpath.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/drivers/md/dm-mpath.c b/drivers/md/dm-mpath.c index f31fa1364abc..e477af8596e2 100644 --- a/drivers/md/dm-mpath.c +++ b/drivers/md/dm-mpath.c @@ -1530,6 +1530,14 @@ static void activate_path(struct work_struct *work) static int noretry_error(int error) { switch (error) { + case -EBADE: + /* + * EBADE signals an reservation conflict. + * We shouldn't fail the path here as we can communicate with + * the target. We should failover to the next path, but in + * doing so we might be causing a ping-pong between paths. + * So just return the reservation conflict error. + */ case -EOPNOTSUPP: case -EREMOTEIO: case -EILSEQ: @@ -1574,9 +1582,6 @@ static int do_end_io(struct multipath *m, struct request *clone, if (!test_bit(MPATHF_QUEUE_IF_NO_PATH, &m->flags)) { if (!must_push_back_rq(m)) r = -EIO; - } else { - if (error == -EBADE) - r = error; } } @@ -1625,9 +1630,6 @@ static int do_end_io_bio(struct multipath *m, struct bio *clone, if (!must_push_back_bio(m)) return -EIO; return DM_ENDIO_REQUEUE; - } else { - if (error == -EBADE) - return error; } } |