Commit 423333bc authored by Steve French's avatar Steve French
Browse files

smb3: limit noisy error 



For servers which don't support copy_range (SMB3 CopyChunk), the
logging of:
 CIFS: VFS: \\server\share refcpy ioctl error -95 getting resume key
can fill the client logs and make debugging real problems more
difficult.  Change the -EOPNOTSUPP on copy_range to a "warn once"

Signed-off-by: default avatarSteve French <stfrench@microsoft.com>
parent 315db9a0

fs/cifs/smb2ops.c

+4 −1
Original line number Diff line number Diff line
@@ -1567,7 +1567,10 @@ SMB2_request_res_key(const unsigned int xid, struct cifs_tcon *tcon, 
			NULL, 0 /* no input */, CIFSMaxBufSize,

			(char **)&res_key, &ret_data_len);



	if (rc) {

	if (rc == -EOPNOTSUPP) {

		pr_warn_once("Server share %s does not support copy range\n", tcon->treeName);

		goto req_res_key_exit;

	} else if (rc) {

		cifs_tcon_dbg(VFS, "refcpy ioctl error %d getting resume key\n", rc);

		goto req_res_key_exit;

	}