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