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Message-ID: <06C5CAD7303EB04F+20251012152247.2992573-19-chenxiaosong@chenxiaosong.com>
Date: Sun, 12 Oct 2025 23:22:43 +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 RESEND 18/22] smb: move FILE_DIRECTORY_INFO to common/cifspdu.h
From: ChenXiaoSong <chenxiaosong@...inos.cn>
Rename "struct file_directory_info" to "FILE_DIRECTORY_INFO",
then move duplicate definitions to common header file.
Signed-off-by: ChenXiaoSong <chenxiaosong@...inos.cn>
---
fs/smb/client/cifspdu.h | 14 --------------
fs/smb/common/cifspdu.h | 15 +++++++++++++++
fs/smb/server/smb2pdu.c | 16 ++++++++--------
fs/smb/server/smb_common.h | 14 --------------
fs/smb/server/vfs.c | 2 +-
5 files changed, 24 insertions(+), 37 deletions(-)
diff --git a/fs/smb/client/cifspdu.h b/fs/smb/client/cifspdu.h
index 889be409146c..8031e24234a9 100644
--- a/fs/smb/client/cifspdu.h
+++ b/fs/smb/client/cifspdu.h
@@ -2150,20 +2150,6 @@ typedef struct {
};
} __attribute__((packed)) FILE_UNIX_INFO; /* level 0x202 */
-typedef struct {
- __le32 NextEntryOffset;
- __u32 FileIndex;
- __le64 CreationTime;
- __le64 LastAccessTime;
- __le64 LastWriteTime;
- __le64 ChangeTime;
- __le64 EndOfFile;
- __le64 AllocationSize;
- __le32 ExtFileAttributes;
- __le32 FileNameLength;
- char FileName[];
-} __attribute__((packed)) FILE_DIRECTORY_INFO; /* level 0x101 FF resp data */
-
typedef struct {
__le32 NextEntryOffset;
__u32 FileIndex;
diff --git a/fs/smb/common/cifspdu.h b/fs/smb/common/cifspdu.h
index 548d621ec233..82d57ba275ee 100644
--- a/fs/smb/common/cifspdu.h
+++ b/fs/smb/common/cifspdu.h
@@ -370,4 +370,19 @@ typedef struct {
__le16 FileSystemName[]; /* do not have to save this - get subset? */
} __attribute__((packed)) FILE_SYSTEM_ATTRIBUTE_INFO;
+/* See MS-CIFS 2.2.8.1.4 */
+typedef struct {
+ __le32 NextEntryOffset;
+ __u32 FileIndex;
+ __le64 CreationTime;
+ __le64 LastAccessTime;
+ __le64 LastWriteTime;
+ __le64 ChangeTime;
+ __le64 EndOfFile;
+ __le64 AllocationSize;
+ __le32 ExtFileAttributes;
+ __le32 FileNameLength;
+ char FileName[];
+} __attribute__((packed)) FILE_DIRECTORY_INFO; /* level 0x101 FF resp data */
+
#endif /* _COMMON_CIFSPDU_H */
diff --git a/fs/smb/server/smb2pdu.c b/fs/smb/server/smb2pdu.c
index 2ad46a11e7ef..679318afdce3 100644
--- a/fs/smb/server/smb2pdu.c
+++ b/fs/smb/server/smb2pdu.c
@@ -3800,7 +3800,7 @@ static int readdir_info_level_struct_sz(int info_level)
case FILE_BOTH_DIRECTORY_INFORMATION:
return sizeof(struct file_both_directory_info);
case FILE_DIRECTORY_INFORMATION:
- return sizeof(struct file_directory_info);
+ return sizeof(FILE_DIRECTORY_INFO);
case FILE_NAMES_INFORMATION:
return sizeof(struct file_names_info);
case FILEID_FULL_DIRECTORY_INFORMATION:
@@ -3839,9 +3839,9 @@ static int dentry_name(struct ksmbd_dir_info *d_info, int info_level)
}
case FILE_DIRECTORY_INFORMATION:
{
- struct file_directory_info *fdinfo;
+ FILE_DIRECTORY_INFO *fdinfo;
- fdinfo = (struct file_directory_info *)d_info->rptr;
+ fdinfo = (FILE_DIRECTORY_INFO *)d_info->rptr;
d_info->rptr += le32_to_cpu(fdinfo->NextEntryOffset);
d_info->name = fdinfo->FileName;
d_info->name_len = le32_to_cpu(fdinfo->FileNameLength);
@@ -3978,9 +3978,9 @@ static int smb2_populate_readdir_entry(struct ksmbd_conn *conn, int info_level,
}
case FILE_DIRECTORY_INFORMATION:
{
- struct file_directory_info *fdinfo;
+ FILE_DIRECTORY_INFO *fdinfo;
- fdinfo = (struct file_directory_info *)kstat;
+ fdinfo = (FILE_DIRECTORY_INFO *)kstat;
fdinfo->FileNameLength = cpu_to_le32(conv_len);
if (d_info->hide_dot_file && d_info->name[0] == '.')
fdinfo->ExtFileAttributes |= FILE_ATTRIBUTE_HIDDEN_LE;
@@ -4228,9 +4228,9 @@ static int reserve_populate_dentry(struct ksmbd_dir_info *d_info,
}
case FILE_DIRECTORY_INFORMATION:
{
- struct file_directory_info *fdinfo;
+ FILE_DIRECTORY_INFO *fdinfo;
- fdinfo = (struct file_directory_info *)d_info->wptr;
+ fdinfo = (FILE_DIRECTORY_INFO *)d_info->wptr;
memcpy(fdinfo->FileName, d_info->name, d_info->name_len);
fdinfo->FileName[d_info->name_len] = 0x00;
fdinfo->FileNameLength = cpu_to_le32(d_info->name_len);
@@ -4514,7 +4514,7 @@ int smb2_query_dir(struct ksmbd_work *work)
goto err_out;
} else {
no_buf_len:
- ((struct file_directory_info *)
+ ((FILE_DIRECTORY_INFO *)
((char *)rsp->Buffer + d_info.last_entry_offset))
->NextEntryOffset = 0;
if (d_info.data_count >= d_info.last_entry_off_align)
diff --git a/fs/smb/server/smb_common.h b/fs/smb/server/smb_common.h
index d6351b0ee62a..ea1c64f84ff1 100644
--- a/fs/smb/server/smb_common.h
+++ b/fs/smb/server/smb_common.h
@@ -80,20 +80,6 @@ struct object_id_info {
struct fs_extended_info extended_info;
} __packed;
-struct file_directory_info {
- __le32 NextEntryOffset;
- __u32 FileIndex;
- __le64 CreationTime;
- __le64 LastAccessTime;
- __le64 LastWriteTime;
- __le64 ChangeTime;
- __le64 EndOfFile;
- __le64 AllocationSize;
- __le32 ExtFileAttributes;
- __le32 FileNameLength;
- char FileName[];
-} __packed; /* level 0x101 FF resp data */
-
struct file_names_info {
__le32 NextEntryOffset;
__u32 FileIndex;
diff --git a/fs/smb/server/vfs.c b/fs/smb/server/vfs.c
index 891ed2dc2b73..a8660487e4ae 100644
--- a/fs/smb/server/vfs.c
+++ b/fs/smb/server/vfs.c
@@ -1654,7 +1654,7 @@ int ksmbd_vfs_get_dos_attrib_xattr(struct mnt_idmap *idmap,
*/
void *ksmbd_vfs_init_kstat(char **p, struct ksmbd_kstat *ksmbd_kstat)
{
- struct file_directory_info *info = (struct file_directory_info *)(*p);
+ FILE_DIRECTORY_INFO *info = (FILE_DIRECTORY_INFO *)(*p);
struct kstat *kstat = ksmbd_kstat->kstat;
u64 time;
--
2.43.0
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