summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--fs/cifs/cifsacl.c23
-rw-r--r--fs/cifs/cifsproto.h2
-rw-r--r--fs/cifs/inode.c6
3 files changed, 30 insertions, 1 deletions
diff --git a/fs/cifs/cifsacl.c b/fs/cifs/cifsacl.c
index e8e56353f5a1..e8083043a26c 100644
--- a/fs/cifs/cifsacl.c
+++ b/fs/cifs/cifsacl.c
@@ -129,6 +129,29 @@ int compare_sids(struct cifs_sid *ctsid, struct cifs_sid *cwsid)
return (1); /* sids compare/match */
}
+void get_mode_from_acl(struct inode * inode, const char * path)
+{
+
+ if (inode == NULL)
+ return;
+
+ /* find an open readable handle
+ if handle found
+ lock handle
+ else open file
+ if no open file can not hurt to check if path is null
+ GetCIFSACL
+ for all ACEs in ACL {
+ if U or G or O
+ inode->i_mode = parse_ace(file_type, UG or O, ace->perms, inode->i_mode)
+ else continue
+ }
+ if handle open close it
+ else unlock handle */
+
+ return;
+}
+
static void parse_ace(struct cifs_ace *pace, char *end_of_acl)
{
diff --git a/fs/cifs/cifsproto.h b/fs/cifs/cifsproto.h
index 1a883663b22d..7c445f8f233f 100644
--- a/fs/cifs/cifsproto.h
+++ b/fs/cifs/cifsproto.h
@@ -92,7 +92,7 @@ extern int cifs_get_inode_info(struct inode **pinode,
extern int cifs_get_inode_info_unix(struct inode **pinode,
const unsigned char *search_path,
struct super_block *sb, int xid);
-
+extern void get_mode_from_acl(struct inode * inode, const char * search_path);
extern int cifs_mount(struct super_block *, struct cifs_sb_info *, char *,
const char *);
extern int cifs_umount(struct super_block *, struct cifs_sb_info *);
diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c
index 5e8b388be3b6..9a5c0c925bab 100644
--- a/fs/cifs/inode.c
+++ b/fs/cifs/inode.c
@@ -527,6 +527,12 @@ int cifs_get_inode_info(struct inode **pinode,
/* BB fill in uid and gid here? with help from winbind?
or retrieve from NTFS stream extended attribute */
+#ifdef CONFIG_CIFS_EXPERIMENTAL
+ if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_CIFS_ACL) {
+ cFYI(1, ("Getting mode bits from ACL"));
+ get_mode_from_acl(inode, search_path);
+ }
+#endif
if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_UNX_EMUL) {
/* fill in uid, gid, mode from server ACL */
/* BB FIXME this should also take into account the
OpenPOWER on IntegriCloud