WSL2-Linux-Kernel/fs/jfs/jfs_discard.h

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 *   Copyright (C) Tino Reichardt, 2012
 */
#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 */
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156 Based on 1 normalized pattern(s): 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 extracted by the scancode license scanner the SPDX license identifier GPL-2.0-or-later has been chosen to replace the boilerplate/reference in 1334 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Reviewed-by: Richard Fontana <rfontana@redhat.com> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190527070033.113240726@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> 2019-05-27 09:55:05 +03:00			`/* SPDX-License-Identifier: GPL-2.0-or-later */`
fs/jfs: TRIM support for JFS Filesystem This patch adds support for the two linux interfaces of the discard/TRIM command for SSD devices and sparse/thinly-provisioned LUNs. JFS will support batched discard via FITRIM ioctl and online discard with the discard mount option. Signed-off-by: Tino Reichardt <list-jfs@mcmilk.de> Signed-off-by: Dave Kleikamp <dave.kleikamp@oracle.com> 2012-09-17 20:58:19 +04:00			`/*`
			`* Copyright (C) Tino Reichardt, 2012`
			`*/`
			`#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 */`