linux-stable/fs/xfs/scrub/scrub.h
Darrick J. Wong a56371865e xfs: dispatch metadata scrub subcommands
Create structures needed to hold scrubbing context and dispatch incoming
commands to the individual scrubbers.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
2017-10-26 15:38:23 -07:00

49 lines
1.5 KiB
C

/*
* Copyright (C) 2017 Oracle. All Rights Reserved.
*
* Author: Darrick J. Wong <darrick.wong@oracle.com>
*
* 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 would 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 the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef __XFS_SCRUB_SCRUB_H__
#define __XFS_SCRUB_SCRUB_H__
struct xfs_scrub_context;
struct xfs_scrub_meta_ops {
/* Acquire whatever resources are needed for the operation. */
int (*setup)(struct xfs_scrub_context *,
struct xfs_inode *);
/* Examine metadata for errors. */
int (*scrub)(struct xfs_scrub_context *);
/* Decide if we even have this piece of metadata. */
bool (*has)(struct xfs_sb *);
};
struct xfs_scrub_context {
/* General scrub state. */
struct xfs_mount *mp;
struct xfs_scrub_metadata *sm;
const struct xfs_scrub_meta_ops *ops;
struct xfs_trans *tp;
struct xfs_inode *ip;
bool try_harder;
};
/* Metadata scrubbers */
#endif /* __XFS_SCRUB_SCRUB_H__ */