Commit 924491f2 authored Jan 28, 2020 by Robert Milkowski Committed by Anna Schumaker Feb 04, 2020

NFSv4: try lease recovery on NFS4ERR_EXPIRED

Currently, if an nfs server returns NFS4ERR_EXPIRED to open(),
we return EIO to applications without even trying to recover.

Fixes: 272289a3 ("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>

parent 123c23c6

fs/nfs/nfs4proc.c

+5 −0

Original line number	Diff line number	Diff line
		@@ -3199,6 +3199,11 @@ static struct nfs4_state nfs4_do_open(struct inode dir,
		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;