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| author | Ilya Dryomov <idryomov@gmail.com> | 2016-09-29 12:23:12 (GMT) |
|---|---|---|
| committer | Ilya Dryomov <idryomov@gmail.com> | 2016-10-15 21:22:09 (GMT) |
| commit | 4d73644bc3d76dd161a84e3849c6f2c9c01c4ba7 (patch) | |
| tree | 79f203946794f37fe21e7eb6ba4c9971b6f8c16c /drivers/block | |
| parent | 87c0fded852ae20bddb7833da6ead082404de86a (diff) | |
| download | linux-4d73644bc3d76dd161a84e3849c6f2c9c01c4ba7.tar.xz | |
rbd: don't retry watch reregistration if header object is gone
If the header object gets deleted (perhaps along with the entire pool),
there is no point in attempting to reregister the watch. Treat this
the same as blacklisting: fail all pending and new I/Os requiring the
lock.
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Diffstat (limited to 'drivers/block')
| -rw-r--r-- | drivers/block/rbd.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c index 633e8c2..7b274ff 100644 --- a/drivers/block/rbd.c +++ b/drivers/block/rbd.c @@ -3944,7 +3944,7 @@ static void rbd_reregister_watch(struct work_struct *work) ret = __rbd_register_watch(rbd_dev); if (ret) { rbd_warn(rbd_dev, "failed to reregister watch: %d", ret); - if (ret == -EBLACKLISTED) { + if (ret == -EBLACKLISTED || ret == -ENOENT) { set_bit(RBD_DEV_FLAG_BLACKLISTED, &rbd_dev->flags); need_to_wake = true; } else { |