xfs: improve xfs_forget_acl

Move the function to xfs_acl.c and provide a proper stub for the
!CONFIG_XFS_POSIX_ACL case.  Lift the flags check to the caller as it
nicely fits in there.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Chandan Rajendra <chandanrlinux@gmail.com>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>

1 files changed, 2 insertions, 24 deletions

diff --git a/fs/xfs/xfs_xattr.c b/fs/xfs/xfs_xattr.c
index 260287552ad4..6e149fedd75a 100644
--- a/fs/xfs/xfs_xattr.c
+++ b/fs/xfs/xfs_xattr.c
@@ -39,28 +39,6 @@ xfs_xattr_get(const struct xattr_handler *handler, struct dentry *unused,
 	return args.valuelen;
 }
 
-void
-xfs_forget_acl(
-	struct inode		*inode,
-	const char		*name,
-	int			xflags)
-{
-	/*
-	 * Invalidate any cached ACLs if the user has bypassed the ACL
-	 * interface. We don't validate the content whatsoever so it is caller
-	 * responsibility to provide data in valid format and ensure i_mode is
-	 * consistent.
-	 */
-	if (xflags & ATTR_ROOT) {
-#ifdef CONFIG_XFS_POSIX_ACL
-		if (!strcmp(name, SGI_ACL_FILE))
-			forget_cached_acl(inode, ACL_TYPE_ACCESS);
-		else if (!strcmp(name, SGI_ACL_DEFAULT))
-			forget_cached_acl(inode, ACL_TYPE_DEFAULT);
-#endif
-	}
-}
-
 static int
 xfs_xattr_set(const struct xattr_handler *handler, struct dentry *unused,
 		struct inode *inode, const char *name, const void *value,
@@ -83,8 +61,8 @@ xfs_xattr_set(const struct xattr_handler *handler, struct dentry *unused,
 		args.flags |= ATTR_REPLACE;
 
 	error = xfs_attr_set(&args);
-	if (!error)
-		xfs_forget_acl(inode, name, args.flags);
+	if (!error && (handler->flags & ATTR_ROOT))
+		xfs_forget_acl(inode, name);
 	return error;
 }