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-rw-r--r--fs/btrfs/acl.c5
-rw-r--r--fs/btrfs/ctree.h2
2 files changed, 5 insertions, 2 deletions
diff --git a/fs/btrfs/acl.c b/fs/btrfs/acl.c
index d95eb5c8cb37..3d00bb5deded 100644
--- a/fs/btrfs/acl.c
+++ b/fs/btrfs/acl.c
@@ -16,13 +16,16 @@
#include "btrfs_inode.h"
#include "xattr.h"
-struct posix_acl *btrfs_get_acl(struct inode *inode, int type)
+struct posix_acl *btrfs_get_acl(struct inode *inode, int type, bool rcu)
{
int size;
const char *name;
char *value = NULL;
struct posix_acl *acl;
+ if (rcu)
+ return ERR_PTR(-ECHILD);
+
switch (type) {
case ACL_TYPE_ACCESS:
name = XATTR_NAME_POSIX_ACL_ACCESS;
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index e5e53e592d4f..ca5c7cb1b729 100644
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -3686,7 +3686,7 @@ static inline int __btrfs_fs_compat_ro(struct btrfs_fs_info *fs_info, u64 flag)
/* acl.c */
#ifdef CONFIG_BTRFS_FS_POSIX_ACL
-struct posix_acl *btrfs_get_acl(struct inode *inode, int type);
+struct posix_acl *btrfs_get_acl(struct inode *inode, int type, bool rcu);
int btrfs_set_acl(struct user_namespace *mnt_userns, struct inode *inode,
struct posix_acl *acl, int type);
int btrfs_init_acl(struct btrfs_trans_handle *trans,