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authorXie Xiaobo <xiaobo.xie@nxp.com>2017-12-12 08:12:33 (GMT)
committerXie Xiaobo <xiaobo.xie@nxp.com>2017-12-12 08:12:33 (GMT)
commitc0246a9ec4d461ef4dd7647f94005380bb9e7f0b (patch)
tree7588601aa6ce98f5e9fd083a1b351d9023c0b295 /drivers/staging/lustre/lustre/ldlm/ldlm_lock.c
parent50fd1a6d79d48a7c35890aecce5a5d6b872a461d (diff)
parent56f4a560c6d6318b5a8e18a1b3e44909a5158d1e (diff)
downloadlinux-c0246a9ec4d461ef4dd7647f94005380bb9e7f0b.tar.xz
Merge Linaro linux 4.9.62 into linux-4.9
Signed-off-by: Xiaobo Xie <xiaobo.xie@nxp.com>
Diffstat (limited to 'drivers/staging/lustre/lustre/ldlm/ldlm_lock.c')
-rw-r--r--drivers/staging/lustre/lustre/ldlm/ldlm_lock.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/staging/lustre/lustre/ldlm/ldlm_lock.c b/drivers/staging/lustre/lustre/ldlm/ldlm_lock.c
index 3c48b4f..d18ab3f 100644
--- a/drivers/staging/lustre/lustre/ldlm/ldlm_lock.c
+++ b/drivers/staging/lustre/lustre/ldlm/ldlm_lock.c
@@ -546,6 +546,13 @@ struct ldlm_lock *__ldlm_handle2lock(const struct lustre_handle *handle,
if (!lock)
return NULL;
+ if (lock->l_export && lock->l_export->exp_failed) {
+ CDEBUG(D_INFO, "lock export failed: lock %p, exp %p\n",
+ lock, lock->l_export);
+ LDLM_LOCK_PUT(lock);
+ return NULL;
+ }
+
/* It's unlikely but possible that someone marked the lock as
* destroyed after we did handle2object on it
*/