CIFS: Handle SMB2 lock flags

[cascardo/linux.git] / fs / cifs / smb2pdu.h

diff --git a/fs/cifs/smb2pdu.h b/fs/cifs/smb2pdu.h
index 3c8e99e..d2d132e 100644 (file)
--- a/fs/cifs/smb2pdu.h
+++ b/fs/cifs/smb2pdu.h
@@ -526,6 +526,11 @@ struct smb2_write_rsp {
        __u8   Buffer[1];
 } __packed;
 
+#define SMB2_LOCKFLAG_SHARED_LOCK      0x0001
+#define SMB2_LOCKFLAG_EXCLUSIVE_LOCK   0x0002
+#define SMB2_LOCKFLAG_UNLOCK           0x0004
+#define SMB2_LOCKFLAG_FAIL_IMMEDIATELY 0x0010
+
 struct smb2_echo_req {
        struct smb2_hdr hdr;
        __le16 StructureSize;   /* Must be 4 */