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authorOlga Kornievskaia <kolga@netapp.com>2017-09-26 20:51:39 +0300
committerOlga Kornievskaia <olga.kornievskaia@gmail.com>2019-10-09 19:06:05 +0300
commit6b61c969d501ad5ae035d27b75fa6c7f2eb6a54a (patch)
tree0bf3c716f55fccb7dbe2059ae228b57ba4be2a05 /fs/nfs/nfs42proc.c
parent7e350197a1c10ad137ec51689f317e3e94e4cc41 (diff)
downloadlinux-6b61c969d501ad5ae035d27b75fa6c7f2eb6a54a.tar.xz
NFS: COPY handle ERR_OFFLOAD_DENIED
If server sends ERR_OFFLOAD_DENIED error, the client must fall back on doing copy the normal way. Return ENOTSUPP to the vfs and fallback to regular copy. Signed-off-by: Olga Kornievskaia <kolga@netapp.com>
Diffstat (limited to 'fs/nfs/nfs42proc.c')
-rw-r--r--fs/nfs/nfs42proc.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/nfs/nfs42proc.c b/fs/nfs/nfs42proc.c
index 6ed5a16dc511..50538b975aba 100644
--- a/fs/nfs/nfs42proc.c
+++ b/fs/nfs/nfs42proc.c
@@ -391,7 +391,8 @@ ssize_t nfs42_proc_copy(struct file *src, loff_t pos_src,
args.sync = true;
dst_exception.retry = 1;
continue;
- } else if (err == -ESTALE &&
+ } else if ((err == -ESTALE ||
+ err == -NFS4ERR_OFFLOAD_DENIED) &&
!nfs42_files_from_same_server(src, dst)) {
nfs42_do_offload_cancel_async(src, &args.src_stateid);
err = -EOPNOTSUPP;