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-rw-r--r--fs/btrfs/acl.c21
-rw-r--r--fs/btrfs/inode.c3
2 files changed, 12 insertions, 12 deletions
diff --git a/fs/btrfs/acl.c b/fs/btrfs/acl.c
index cb518a4b917..6ae2c8cac9d 100644
--- a/fs/btrfs/acl.c
+++ b/fs/btrfs/acl.c
@@ -187,18 +187,21 @@ static int btrfs_xattr_acl_set(struct dentry *dentry, const char *name,
int btrfs_check_acl(struct inode *inode, int mask, unsigned int flags)
{
- struct posix_acl *acl;
int error = -EAGAIN;
- if (flags & IPERM_FLAG_RCU)
- return -ECHILD;
+ if (flags & IPERM_FLAG_RCU) {
+ if (!negative_cached_acl(inode, ACL_TYPE_ACCESS))
+ error = -ECHILD;
- acl = btrfs_get_acl(inode, ACL_TYPE_ACCESS);
- if (IS_ERR(acl))
- return PTR_ERR(acl);
- if (acl) {
- error = posix_acl_permission(inode, acl, mask);
- posix_acl_release(acl);
+ } else {
+ struct posix_acl *acl;
+ acl = btrfs_get_acl(inode, ACL_TYPE_ACCESS);
+ if (IS_ERR(acl))
+ return PTR_ERR(acl);
+ if (acl) {
+ error = posix_acl_permission(inode, acl, mask);
+ posix_acl_release(acl);
+ }
}
return error;
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 5cf0db0081f..a0ff46a4789 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -7213,9 +7213,6 @@ static int btrfs_set_page_dirty(struct page *page)
static int btrfs_permission(struct inode *inode, int mask, unsigned int flags)
{
- if (flags & IPERM_FLAG_RCU)
- return -ECHILD;
-
if ((BTRFS_I(inode)->flags & BTRFS_INODE_READONLY) && (mask & MAY_WRITE))
return -EACCES;
return generic_permission(inode, mask, flags, btrfs_check_acl);