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authorChenXiaoSong <chenxiaosong@kylinos.cn>2025-12-01 15:40:14 +0800
committerSteve French <stfrench@microsoft.com>2025-12-09 21:22:01 -0600
commitbcdd6cfaf2ec17016f9765b01a02b66f13087aa1 (patch)
treedc6a7292968090a7d0c889831ca9130a15297212
parenta9adafd40165a9f3ecf4085274ed1a87fd2d1fde (diff)
smb: add documentation references for smb2 change notify definitions
To make it easier to locate the documentation during development. Signed-off-by: ChenXiaoSong <chenxiaosong@kylinos.cn> Signed-off-by: Steve French <stfrench@microsoft.com>
-rw-r--r--fs/smb/client/cifspdu.h5
-rw-r--r--fs/smb/common/smb2pdu.h7
2 files changed, 10 insertions, 2 deletions
diff --git a/fs/smb/client/cifspdu.h b/fs/smb/client/cifspdu.h
index 37b23664ddf3..d8e3a7e95020 100644
--- a/fs/smb/client/cifspdu.h
+++ b/fs/smb/client/cifspdu.h
@@ -1381,7 +1381,10 @@ typedef struct smb_com_transaction_change_notify_rsp {
#define FILE_ACTION_REMOVED_STREAM 0x00000007
#define FILE_ACTION_MODIFIED_STREAM 0x00000008
-/* response contains array of the following structures */
+/*
+ * response contains array of the following structures
+ * See MS-FSCC 2.7.1
+ */
struct file_notify_information {
__le32 NextEntryOffset;
__le32 Action;
diff --git a/fs/smb/common/smb2pdu.h b/fs/smb/common/smb2pdu.h
index 945a8e0cf36c..d5413029b59a 100644
--- a/fs/smb/common/smb2pdu.h
+++ b/fs/smb/common/smb2pdu.h
@@ -1002,7 +1002,10 @@ struct smb2_set_info_rsp {
#define FILE_NOTIFY_CHANGE_STREAM_SIZE 0x00000400
#define FILE_NOTIFY_CHANGE_STREAM_WRITE 0x00000800
-/* SMB2 Notify Action Flags */
+/*
+ * SMB2 Notify Action Flags
+ * See MS-FSCC 2.7.1
+ */
#define FILE_ACTION_ADDED 0x00000001
#define FILE_ACTION_REMOVED 0x00000002
#define FILE_ACTION_MODIFIED 0x00000003
@@ -1013,6 +1016,7 @@ struct smb2_set_info_rsp {
#define FILE_ACTION_MODIFIED_STREAM 0x00000008
#define FILE_ACTION_REMOVED_BY_DELETE 0x00000009
+/* See MS-SMB2 2.2.35 */
struct smb2_change_notify_req {
struct smb2_hdr hdr;
__le16 StructureSize;
@@ -1024,6 +1028,7 @@ struct smb2_change_notify_req {
__u32 Reserved;
} __packed;
+/* See MS-SMB2 2.2.36 */
struct smb2_change_notify_rsp {
struct smb2_hdr hdr;
__le16 StructureSize; /* Must be 9 */