LXR linux/include/linux/fs

   1/* SPDX-License-Identifier: GPL-2.0 */
   2#ifndef _LINUX_FS_STACK_H
   3#define _LINUX_FS_STACK_H
   4
   5/* This file defines generic functions used primarily by stackable
   6 * filesystems; none of these functions require i_mutex to be held.
   7 */
   8
   9#include <linux/fs.h>
  10
  11/* externs for fs/stack.c */
  12extern void fsstack_copy_attr_all(struct inode *dest, const struct inode *src);
  13extern void fsstack_copy_inode_size(struct inode *dst, struct inode *src);
  14
  15/* inlines */
  16static inline void fsstack_copy_attr_atime(struct inode *dest,
  17                                           const struct inode *src)
  18{
  19        dest->i_atime = src->i_atime;
  20}
  21
  22static inline void fsstack_copy_attr_times(struct inode *dest,
  23                                           const struct inode *src)
  24{
  25        dest->i_atime = src->i_atime;
  26        dest->i_mtime = src->i_mtime;
  27        dest->i_ctime = src->i_ctime;
  28}
  29
  30#endif /* _LINUX_FS_STACK_H */
  31