|  | /* | 
|  | *   Copyright (C) Tino Reichardt, 2012 | 
|  | * | 
|  | *   This program is free software;  you can redistribute it and/or modify | 
|  | *   it under the terms of the GNU General Public License as published by | 
|  | *   the Free Software Foundation; either version 2 of the License, or | 
|  | *   (at your option) any later version. | 
|  | * | 
|  | *   This program is distributed in the hope that it will be useful, | 
|  | *   but WITHOUT ANY WARRANTY;  without even the implied warranty of | 
|  | *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See | 
|  | *   the GNU General Public License for more details. | 
|  | * | 
|  | *   You should have received a copy of the GNU General Public License | 
|  | *   along with this program;  if not, write to the Free Software | 
|  | *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | 
|  | */ | 
|  | #ifndef _H_JFS_DISCARD | 
|  | #define _H_JFS_DISCARD | 
|  |  | 
|  | struct fstrim_range; | 
|  |  | 
|  | extern void jfs_issue_discard(struct inode *ip, u64 blkno, u64 nblocks); | 
|  | extern int jfs_ioc_trim(struct inode *ip, struct fstrim_range *range); | 
|  |  | 
|  | #endif /* _H_JFS_DISCARD */ |