linux-stable/fs/btrfs/reflink.h

/* SPDX-License-Identifier: GPL-2.0 */

#ifndef BTRFS_REFLINK_H
#define BTRFS_REFLINK_H

#include <linux/fs.h>

loff_t btrfs_remap_file_range(struct file *file_in, loff_t pos_in,
			      struct file *file_out, loff_t pos_out,
			      loff_t len, unsigned int remap_flags);

#endif /* BTRFS_REFLINK_H */
Btrfs: move all reflink implementation code into its own file The reflink code is quite large and has been living in ioctl.c since ever. It has grown over the years after many bug fixes and improvements, and since I'm planning on making some further improvements on it, it's time to get it better organized by moving into its own file, reflink.c (similar to what xfs does for example). This change only moves the code out of ioctl.c into the new file, it doesn't do any other change. Reviewed-by: Josef Bacik <josef@toxicpanda.com> Signed-off-by: Filipe Manana <fdmanana@suse.com> Reviewed-by: David Sterba <dsterba@suse.com> Signed-off-by: David Sterba <dsterba@suse.com> 2020-02-28 13:04:17 +00:00			`/* SPDX-License-Identifier: GPL-2.0 */`

			`#ifndef BTRFS_REFLINK_H`
			`#define BTRFS_REFLINK_H`

			`#include <linux/fs.h>`

			`loff_t btrfs_remap_file_range(struct file *file_in, loff_t pos_in,`
			`struct file *file_out, loff_t pos_out,`
			`loff_t len, unsigned int remap_flags);`

			`#endif /* BTRFS_REFLINK_H */`