diff mbox series

[v2,3/9] NFSv4: Handle NFS4ERR_DELAY correctly in return-on-close

Message ID 20190916204419.21717-4-trond.myklebust@hammerspace.com (mailing list archive)
State New, archived
Headers show
Series Various NFSv4 state error handling fixes | expand

Commit Message

Trond Myklebust Sept. 16, 2019, 8:44 p.m. UTC 
If the server sends a NFS4ERR_DELAY, then allow the caller to retry.

Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
---
 fs/nfs/pnfs.c | 4 ++++
 1 file changed, 4 insertions(+)
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Patch

diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c
index 8769422a12f5..6436047dc999 100644
--- a/fs/nfs/pnfs.c
+++ b/fs/nfs/pnfs.c
@@ -1455,6 +1455,10 @@  int pnfs_roc_done(struct rpc_task *task, struct inode *inode,
 	case 0:
 		retval = 0;
 		break;
+	case -NFS4ERR_DELAY:
+		/* Let the caller handle the retry */
+		*ret = -NFS4ERR_NOMATCHING_LAYOUT;
+		return 0;
 	case -NFS4ERR_OLD_STATEID:
 		if (!nfs4_layoutreturn_refresh_stateid(&arg->stateid,
 					&arg->range, inode))