From ff90514ebf96695b937a116b860ff214a8d4a2ac Mon Sep 17 00:00:00 2001 From: Trond Myklebust Date: Mon, 6 Nov 2017 15:28:08 -0500 Subject: NFSv4: Retry NFS4ERR_OLD_STATEID errors in layoutreturn If our layoutreturn returns an NFS4ERR_OLD_STATEID, then try to update the stateid and retry. Signed-off-by: Trond Myklebust Signed-off-by: Anna Schumaker --- fs/nfs/nfs4proc.c | 15 ++++++++++++--- 1 file changed, 12 insertions(+), 3 deletions(-) (limited to 'fs/nfs/nfs4proc.c') diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index 7ff9c43f79eb..8e7604a1eee4 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -8750,18 +8750,27 @@ static void nfs4_layoutreturn_done(struct rpc_task *task, void *calldata) server = NFS_SERVER(lrp->args.inode); switch (task->tk_status) { + case -NFS4ERR_OLD_STATEID: + if (nfs4_refresh_layout_stateid(&lrp->args.stateid, + lrp->args.inode)) + goto out_restart; + /* Fallthrough */ default: task->tk_status = 0; + /* Fallthrough */ case 0: break; case -NFS4ERR_DELAY: if (nfs4_async_handle_error(task, server, NULL, NULL) != -EAGAIN) break; - nfs4_sequence_free_slot(&lrp->res.seq_res); - rpc_restart_call_prepare(task); - return; + goto out_restart; } dprintk("<-- %s\n", __func__); + return; +out_restart: + task->tk_status = 0; + nfs4_sequence_free_slot(&lrp->res.seq_res); + rpc_restart_call_prepare(task); } static void nfs4_layoutreturn_release(void *calldata) -- cgit v1.2.3