From: Trond Myklebust <trond.myklebust@xxxxxxxxxxxxxxx>
If the server reboots, then handle it by deferring the layout return.
Signed-off-by: Trond Myklebust <trond.myklebust@xxxxxxxxxxxxxxx>
---
fs/nfs/pnfs.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c
index a79ae47b3842..c8b1be1810e2 100644
--- a/fs/nfs/pnfs.c
+++ b/fs/nfs/pnfs.c
@@ -1586,8 +1586,7 @@ int pnfs_roc_done(struct rpc_task *task, struct nfs4_layoutreturn_args **argpp,
}
void pnfs_roc_release(struct nfs4_layoutreturn_args *args,
- struct nfs4_layoutreturn_res *res,
- int ret)
+ struct nfs4_layoutreturn_res *res, int ret)
{
struct pnfs_layout_hdr *lo = args->layout;
struct inode *inode = args->inode;
@@ -1595,6 +1594,9 @@ void pnfs_roc_release(struct nfs4_layoutreturn_args *args,
struct nfs4_xdr_opaque_data *ld_private = args->ld_private;
switch (ret) {
+ case -NFS4ERR_BADSESSION:
+ case -NFS4ERR_DEADSESSION:
+ case -NFS4ERR_CONN_NOT_BOUND_TO_SESSION:
case -NFS4ERR_NOMATCHING_LAYOUT:
spin_lock(&inode->i_lock);
pnfs_layoutreturn_retry_later_locked(lo, &args->stateid,
--
2.45.2
