linux-kernel - [PATCH v2 17/22] smb: move FILE_SYSTEM

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Message-ID: <98825614B51DB683+20251012161749.2994033-18-chenxiaosong@chenxiaosong.com>
Date: Mon, 13 Oct 2025 00:17:44 +0800
From: chenxiaosong@...nxiaosong.com
To: stfrench@...rosoft.com,
	metze@...ba.org,
	pali@...nel.org,
	linkinjeon@...nel.org,
	smfrench@...il.com,
	sfrench@...ba.org,
	senozhatsky@...omium.org,
	tom@...pey.com,
	pc@...guebit.org,
	ronniesahlberg@...il.com,
	sprasad@...rosoft.com,
	bharathsm@...rosoft.com,
	zhangguodong@...inos.cn
Cc: linux-cifs@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	ChenXiaoSong <chenxiaosong@...inos.cn>
Subject: [PATCH v2 17/22] smb: move FILE_SYSTEM_INFO to common/cifspdu.h

From: ChenXiaoSong <chenxiaosong@...inos.cn>

Rename "struct filesystem_info" to "FILE_SYSTEM_INFO",
then move duplicate definitions to common header file.

Signed-off-by: ChenXiaoSong <chenxiaosong@...inos.cn>
---
 fs/smb/client/cifspdu.h    | 7 -------
 fs/smb/common/cifspdu.h    | 8 ++++++++
 fs/smb/server/smb2pdu.c    | 4 ++--
 fs/smb/server/smb_common.h | 7 -------
 4 files changed, 10 insertions(+), 16 deletions(-)

diff --git a/fs/smb/client/cifspdu.h b/fs/smb/client/cifspdu.h
index 17255d7a4615..889be409146c 100644
--- a/fs/smb/client/cifspdu.h
+++ b/fs/smb/client/cifspdu.h
@@ -1819,13 +1819,6 @@ struct aliasInfo92 {
 	int shareNameOffset;
 } __attribute__((packed));
 
-typedef struct {
-	__le64 TotalAllocationUnits;
-	__le64 FreeAllocationUnits;
-	__le32 SectorsPerAllocationUnit;
-	__le32 BytesPerSector;
-} __attribute__((packed)) FILE_SYSTEM_INFO;	/* size info, level 0x103 */
-
 typedef struct {
 	__le32 fsid;
 	__le32 SectorsPerAllocationUnit;
diff --git a/fs/smb/common/cifspdu.h b/fs/smb/common/cifspdu.h
index 055c6577b4e9..548d621ec233 100644
--- a/fs/smb/common/cifspdu.h
+++ b/fs/smb/common/cifspdu.h
@@ -321,6 +321,14 @@ typedef struct server_negotiate_rsp {
 	__le16 ByteCount;
 } __attribute__((packed)) SERVER_NEGOTIATE_RSP;
 
+/* See MS-CIFS 2.2.8.2.4 */
+typedef struct {
+	__le64 TotalAllocationUnits;
+	__le64 FreeAllocationUnits;
+	__le32 SectorsPerAllocationUnit;
+	__le32 BytesPerSector;
+} __attribute__((packed)) FILE_SYSTEM_INFO;	/* size info, level 0x103 */
+
 /* See MS-CIFS 2.2.8.2.5 */
 typedef struct {
 	__le32 DeviceType;
diff --git a/fs/smb/server/smb2pdu.c b/fs/smb/server/smb2pdu.c
index 41167e7cca77..2ad46a11e7ef 100644
--- a/fs/smb/server/smb2pdu.c
+++ b/fs/smb/server/smb2pdu.c
@@ -5539,9 +5539,9 @@ static int smb2_get_info_filesystem(struct ksmbd_work *work,
 	}
 	case FS_SIZE_INFORMATION:
 	{
-		struct filesystem_info *info;
+		FILE_SYSTEM_INFO *info;
 
-		info = (struct filesystem_info *)(rsp->Buffer);
+		info = (FILE_SYSTEM_INFO *)(rsp->Buffer);
 		info->TotalAllocationUnits = cpu_to_le64(stfs.f_blocks);
 		info->FreeAllocationUnits = cpu_to_le64(stfs.f_bfree);
 		info->SectorsPerAllocationUnit = cpu_to_le32(1);
diff --git a/fs/smb/server/smb_common.h b/fs/smb/server/smb_common.h
index 86d18a8badff..d6351b0ee62a 100644
--- a/fs/smb/server/smb_common.h
+++ b/fs/smb/server/smb_common.h
@@ -64,13 +64,6 @@ struct filesystem_vol_info {
 	__le16 VolumeLabel[];
 } __packed;
 
-struct filesystem_info {
-	__le64 TotalAllocationUnits;
-	__le64 FreeAllocationUnits;
-	__le32 SectorsPerAllocationUnit;
-	__le32 BytesPerSector;
-} __packed;     /* size info, level 0x103 */
-
 #define EXTENDED_INFO_MAGIC 0x43667364	/* Cfsd */
 #define STRING_LENGTH 28
 
-- 
2.43.0