CIFS: Add brlock support for SMB2
Signed-off-by: Pavel Shilovsky <pshilovsky@etersoft.ru>
diff --git a/fs/cifs/smb2pdu.h b/fs/cifs/smb2pdu.h
index d2d132e..889ee5e 100644
--- a/fs/cifs/smb2pdu.h
+++ b/fs/cifs/smb2pdu.h
@@ -531,6 +531,30 @@
#define SMB2_LOCKFLAG_UNLOCK 0x0004
#define SMB2_LOCKFLAG_FAIL_IMMEDIATELY 0x0010
+struct smb2_lock_element {
+ __le64 Offset;
+ __le64 Length;
+ __le32 Flags;
+ __le32 Reserved;
+} __packed;
+
+struct smb2_lock_req {
+ struct smb2_hdr hdr;
+ __le16 StructureSize; /* Must be 48 */
+ __le16 LockCount;
+ __le32 Reserved;
+ __u64 PersistentFileId; /* opaque endianness */
+ __u64 VolatileFileId; /* opaque endianness */
+ /* Followed by at least one */
+ struct smb2_lock_element locks[1];
+} __packed;
+
+struct smb2_lock_rsp {
+ struct smb2_hdr hdr;
+ __le16 StructureSize; /* Must be 4 */
+ __le16 Reserved;
+} __packed;
+
struct smb2_echo_req {
struct smb2_hdr hdr;
__le16 StructureSize; /* Must be 4 */
