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path: root/fs/overlayfs/inode.c
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Diffstat (limited to 'fs/overlayfs/inode.c')
-rw-r--r--fs/overlayfs/inode.c35
1 files changed, 11 insertions, 24 deletions
diff --git a/fs/overlayfs/inode.c b/fs/overlayfs/inode.c
index d46fa609e..d1cdc60dd 100644
--- a/fs/overlayfs/inode.c
+++ b/fs/overlayfs/inode.c
@@ -236,8 +236,9 @@ static bool ovl_is_private_xattr(const char *name)
return strncmp(name, OVL_XATTR_PRE_NAME, OVL_XATTR_PRE_LEN) == 0;
}
-int ovl_setxattr(struct dentry *dentry, const char *name,
- const void *value, size_t size, int flags)
+int ovl_setxattr(struct dentry *dentry, struct inode *inode,
+ const char *name, const void *value,
+ size_t size, int flags)
{
int err;
struct dentry *upperdentry;
@@ -263,41 +264,27 @@ out:
return err;
}
-static bool ovl_need_xattr_filter(struct dentry *dentry,
- enum ovl_path_type type)
+ssize_t ovl_getxattr(struct dentry *dentry, struct inode *inode,
+ const char *name, void *value, size_t size)
{
- if ((type & (__OVL_PATH_PURE | __OVL_PATH_UPPER)) == __OVL_PATH_UPPER)
- return S_ISDIR(dentry->d_inode->i_mode);
- else
- return false;
-}
-
-ssize_t ovl_getxattr(struct dentry *dentry, const char *name,
- void *value, size_t size)
-{
- struct path realpath;
- enum ovl_path_type type = ovl_path_real(dentry, &realpath);
+ struct dentry *realdentry = ovl_dentry_real(dentry);
- if (ovl_need_xattr_filter(dentry, type) && ovl_is_private_xattr(name))
+ if (ovl_is_private_xattr(name))
return -ENODATA;
- return vfs_getxattr(realpath.dentry, name, value, size);
+ return vfs_getxattr(realdentry, name, value, size);
}
ssize_t ovl_listxattr(struct dentry *dentry, char *list, size_t size)
{
- struct path realpath;
- enum ovl_path_type type = ovl_path_real(dentry, &realpath);
+ struct dentry *realdentry = ovl_dentry_real(dentry);
ssize_t res;
int off;
- res = vfs_listxattr(realpath.dentry, list, size);
+ res = vfs_listxattr(realdentry, list, size);
if (res <= 0 || size == 0)
return res;
- if (!ovl_need_xattr_filter(dentry, type))
- return res;
-
/* filter out private xattrs */
for (off = 0; off < res;) {
char *s = list + off;
@@ -327,7 +314,7 @@ int ovl_removexattr(struct dentry *dentry, const char *name)
goto out;
err = -ENODATA;
- if (ovl_need_xattr_filter(dentry, type) && ovl_is_private_xattr(name))
+ if (ovl_is_private_xattr(name))
goto out_drop_write;
if (!OVL_TYPE_UPPER(type)) {