/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _LINUX_FS_STACK_H #define _LINUX_FS_STACK_H /* This file defines generic functions used primarily by stackable * filesystems; none of these functions require i_mutex to be held. */ #include <linux/fs.h> /* externs for fs/stack.c */ extern void fsstack_copy_attr_all(struct inode *dest, const struct inode *src); extern void fsstack_copy_inode_size(struct inode *dst, struct inode *src); /* inlines */ static inline void fsstack_copy_attr_atime(struct inode *dest, const struct inode *src) { dest->i_atime = src->i_atime; } static inline void fsstack_copy_attr_times(struct inode *dest, const struct inode *src) { dest->i_atime = src->i_atime; dest->i_mtime = src->i_mtime; inode_set_ctime_to_ts(dest, inode_get_ctime(src)); } #endif /* _LINUX_FS_STACK_H */