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authorTrond Myklebust <trond.myklebust@hammerspace.com>2018-05-30 05:06:08 +0300
committerTrond Myklebust <trond.myklebust@hammerspace.com>2018-05-31 22:02:16 +0300
commitcf61eb268678c83eef812f937a3a9aeee67c460b (patch)
tree3f0f6ef3efddddf1a3f71795ee9b90a3801f6098 /fs/nfs/nfs42proc.c
parentd68894800ec5712d7ddf042356f11e36f87d7f78 (diff)
downloadlinux-cf61eb268678c83eef812f937a3a9aeee67c460b.tar.xz
NFSv4: Always clear the pNFS layout when handling ESTALE
If we get an ESTALE error in response to an RPC call operating on the file on the MDS, we should immediately cancel the layout for that file. Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Diffstat (limited to 'fs/nfs/nfs42proc.c')
-rw-r--r--fs/nfs/nfs42proc.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/nfs/nfs42proc.c b/fs/nfs/nfs42proc.c
index 4d4a3df28779..5f59b6f65a42 100644
--- a/fs/nfs/nfs42proc.c
+++ b/fs/nfs/nfs42proc.c
@@ -370,6 +370,10 @@ nfs42_layoutstat_done(struct rpc_task *task, void *calldata)
switch (task->tk_status) {
case 0:
break;
+ case -NFS4ERR_BADHANDLE:
+ case -ESTALE:
+ pnfs_destroy_layout(NFS_I(inode));
+ break;
case -NFS4ERR_EXPIRED:
case -NFS4ERR_ADMIN_REVOKED:
case -NFS4ERR_DELEG_REVOKED: