If client sent async COPY and server replied with
ERR_OFFLOAD_NO_REQS, client should retry with a synchronous copy.
Signed-off-by: Olga Kornievskaia <kolga@xxxxxxxxxx>
---
fs/nfs/nfs42proc.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/fs/nfs/nfs42proc.c b/fs/nfs/nfs42proc.c
index 8223726..dba2b62 100644
--- a/fs/nfs/nfs42proc.c
+++ b/fs/nfs/nfs42proc.c
@@ -309,6 +309,13 @@ ssize_t nfs42_proc_copy(struct file *src, loff_t pos_src,
&args, &res);
inode_unlock(file_inode(dst));
switch (err) {
+ case -NFS4ERR_OFFLOAD_NO_REQS:
+ if (!args.sync) {
+ args.sync = true;
+ dst_exception.retry = 1;
+ continue;
+ }
+ break;
case -ENOTSUPP:
server->caps &= ~NFS_CAP_COPY;
if (nfs42_files_from_same_server(src, dst))
--
1.8.3.1
--
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