From: Robert Milkowski rmilkowski@gmail.com
commit 924491f2e476f7234d722b24171a4daff61bbe13 upstream.
Currently, if an nfs server returns NFS4ERR_EXPIRED to open(), we return EIO to applications without even trying to recover.
Fixes: 272289a3df72 ("NFSv4: nfs4_do_handle_exception() handle revoke/expiry of a single stateid") Signed-off-by: Robert Milkowski rmilkowski@gmail.com Reviewed-by: Trond Myklebust trond.myklebust@hammerspace.com Signed-off-by: Anna Schumaker Anna.Schumaker@Netapp.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- fs/nfs/nfs4proc.c | 5 +++++ 1 file changed, 5 insertions(+)
--- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -2916,6 +2916,11 @@ static struct nfs4_state *nfs4_do_open(s exception.retry = 1; continue; } + if (status == -NFS4ERR_EXPIRED) { + nfs4_schedule_lease_recovery(server->nfs_client); + exception.retry = 1; + continue; + } if (status == -EAGAIN) { /* We must have found a delegation */ exception.retry = 1;