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@xxxxxxxxx>
---
drivers/block/rbd.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
index fbc025a87261..2acb3f04c37b 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 {
--
2.4.3
--
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