[mirror_ubuntu-artful-kernel.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,
				int (*get_nlinks)(struct inode *));

extern void fsstack_copy_inode_size(struct inode *dst, const 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 */
	11	extern void fsstack_copy_attr_all(struct inode dest, const struct inode src,
	12	int (get_nlinks)(struct inode ));
	13
	14	extern void fsstack_copy_inode_size(struct inode dst, const struct inode src);
	15
	16	/* inlines */
	17	static inline void fsstack_copy_attr_atime(struct inode *dest,
	18	const struct inode *src)
	19	{
	20	dest->i_atime = src->i_atime;
	21	}
	22
	23	static inline void fsstack_copy_attr_times(struct inode *dest,
	24	const struct inode *src)
	25	{
	26	dest->i_atime = src->i_atime;
	27	dest->i_mtime = src->i_mtime;
	28	dest->i_ctime = src->i_ctime;
	29	}
	30
	31	#endif /* _LINUX_FS_STACK_H */