[linux.git] / include / linux / fs_stack.h

#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;
	dest->i_ctime = src->i_ctime;
}

#endif /* _LINUX_FS_STACK_H */
Commit	Line	Data
42cf1193 JJS	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 */
9afa2fb6	11	extern void fsstack_copy_attr_all(struct inode dest, const struct inode src);
1b8ab815	12	extern void fsstack_copy_inode_size(struct inode dst, struct inode src);
42cf1193 JJS	13
	14	/* inlines */
	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
	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 */