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-rw-r--r--fs/cifs/inode.c21
1 files changed, 18 insertions, 3 deletions
diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c
index 86b9dbb..f414526 100644
--- a/fs/cifs/inode.c
+++ b/fs/cifs/inode.c
@@ -494,6 +494,12 @@ int cifs_get_inode_info(struct inode **pinode,
mode e.g. 555 */
if (cifsInfo->cifsAttrs & ATTR_READONLY)
inode->i_mode &= ~(S_IWUGO);
+ else if ((inode->i_mode & S_IWUGO) == 0)
+ /* the ATTR_READONLY flag may have been */
+ /* changed on server -- set any w bits */
+ /* allowed by mnt_file_mode */
+ inode->i_mode |= (S_IWUGO &
+ cifs_sb->mnt_file_mode);
/* BB add code here -
validate if device or weird share or device type? */
}
@@ -1190,6 +1196,7 @@ int cifs_setattr(struct dentry *direntry, struct iattr *attrs)
struct cifsFileInfo *open_file = NULL;
FILE_BASIC_INFO time_buf;
int set_time = FALSE;
+ int set_dosattr = FALSE;
__u64 mode = 0xFFFFFFFFFFFFFFFFULL;
__u64 uid = 0xFFFFFFFFFFFFFFFFULL;
__u64 gid = 0xFFFFFFFFFFFFFFFFULL;
@@ -1326,15 +1333,23 @@ int cifs_setattr(struct dentry *direntry, struct iattr *attrs)
else if (attrs->ia_valid & ATTR_MODE) {
rc = 0;
if ((mode & S_IWUGO) == 0) /* not writeable */ {
- if ((cifsInode->cifsAttrs & ATTR_READONLY) == 0)
+ if ((cifsInode->cifsAttrs & ATTR_READONLY) == 0) {
+ set_dosattr = TRUE;
time_buf.Attributes =
cpu_to_le32(cifsInode->cifsAttrs |
ATTR_READONLY);
+ }
} else if ((mode & S_IWUGO) == S_IWUGO) {
- if (cifsInode->cifsAttrs & ATTR_READONLY)
+ if (cifsInode->cifsAttrs & ATTR_READONLY) {
+ set_dosattr = TRUE;
time_buf.Attributes =
cpu_to_le32(cifsInode->cifsAttrs &
(~ATTR_READONLY));
+ /* Windows ignores set to zero */
+ if(time_buf.Attributes == 0)
+ time_buf.Attributes |=
+ cpu_to_le32(ATTR_NORMAL);
+ }
}
/* BB to be implemented -
via Windows security descriptors or streams */
@@ -1372,7 +1387,7 @@ int cifs_setattr(struct dentry *direntry, struct iattr *attrs)
} else
time_buf.ChangeTime = 0;
- if (set_time || time_buf.Attributes) {
+ if (set_time || set_dosattr) {
time_buf.CreationTime = 0; /* do not change */
/* In the future we should experiment - try setting timestamps
via Handle (SetFileInfo) instead of by path */
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