Update of blkg_stat and blkg_rwstat may happen in bh context.

[deliverable/linux.git] / fs / btrfs / check-integrity.h

/*
 * Copyright (C) STRATO AG 2011.  All rights reserved.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public
 * License v2 as published by the Free Software Foundation.
 *
 * 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 021110-1307, USA.
 */

#if !defined(__BTRFS_CHECK_INTEGRITY__)
#define __BTRFS_CHECK_INTEGRITY__

#ifdef CONFIG_BTRFS_FS_CHECK_INTEGRITY
int btrfsic_submit_bh(int rw, struct buffer_head *bh);
void btrfsic_submit_bio(int rw, struct bio *bio);
#else
#define btrfsic_submit_bh submit_bh
#define btrfsic_submit_bio submit_bio
#endif

int btrfsic_mount(struct btrfs_root *root,
		  struct btrfs_fs_devices *fs_devices,
		  int including_extent_data, u32 print_mask);
void btrfsic_unmount(struct btrfs_root *root,
		     struct btrfs_fs_devices *fs_devices);

#endif