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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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c2fc338c87
Perform some quick sanity testing of the disk quota information. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Dave Chinner <dchinner@redhat.com>
116 lines
3.5 KiB
C
116 lines
3.5 KiB
C
/*
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* Copyright (C) 2017 Oracle. All Rights Reserved.
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*
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* Author: Darrick J. Wong <darrick.wong@oracle.com>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it would be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#ifndef __XFS_SCRUB_SCRUB_H__
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#define __XFS_SCRUB_SCRUB_H__
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struct xfs_scrub_context;
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struct xfs_scrub_meta_ops {
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/* Acquire whatever resources are needed for the operation. */
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int (*setup)(struct xfs_scrub_context *,
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struct xfs_inode *);
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/* Examine metadata for errors. */
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int (*scrub)(struct xfs_scrub_context *);
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/* Decide if we even have this piece of metadata. */
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bool (*has)(struct xfs_sb *);
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};
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/* Buffer pointers and btree cursors for an entire AG. */
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struct xfs_scrub_ag {
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xfs_agnumber_t agno;
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/* AG btree roots */
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struct xfs_buf *agf_bp;
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struct xfs_buf *agfl_bp;
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struct xfs_buf *agi_bp;
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/* AG btrees */
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struct xfs_btree_cur *bno_cur;
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struct xfs_btree_cur *cnt_cur;
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struct xfs_btree_cur *ino_cur;
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struct xfs_btree_cur *fino_cur;
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struct xfs_btree_cur *rmap_cur;
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struct xfs_btree_cur *refc_cur;
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};
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struct xfs_scrub_context {
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/* General scrub state. */
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struct xfs_mount *mp;
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struct xfs_scrub_metadata *sm;
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const struct xfs_scrub_meta_ops *ops;
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struct xfs_trans *tp;
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struct xfs_inode *ip;
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void *buf;
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uint ilock_flags;
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bool try_harder;
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/* State tracking for single-AG operations. */
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struct xfs_scrub_ag sa;
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};
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/* Metadata scrubbers */
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int xfs_scrub_tester(struct xfs_scrub_context *sc);
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int xfs_scrub_superblock(struct xfs_scrub_context *sc);
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int xfs_scrub_agf(struct xfs_scrub_context *sc);
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int xfs_scrub_agfl(struct xfs_scrub_context *sc);
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int xfs_scrub_agi(struct xfs_scrub_context *sc);
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int xfs_scrub_bnobt(struct xfs_scrub_context *sc);
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int xfs_scrub_cntbt(struct xfs_scrub_context *sc);
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int xfs_scrub_inobt(struct xfs_scrub_context *sc);
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int xfs_scrub_finobt(struct xfs_scrub_context *sc);
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int xfs_scrub_rmapbt(struct xfs_scrub_context *sc);
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int xfs_scrub_refcountbt(struct xfs_scrub_context *sc);
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int xfs_scrub_inode(struct xfs_scrub_context *sc);
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int xfs_scrub_bmap_data(struct xfs_scrub_context *sc);
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int xfs_scrub_bmap_attr(struct xfs_scrub_context *sc);
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int xfs_scrub_bmap_cow(struct xfs_scrub_context *sc);
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int xfs_scrub_directory(struct xfs_scrub_context *sc);
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int xfs_scrub_xattr(struct xfs_scrub_context *sc);
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int xfs_scrub_symlink(struct xfs_scrub_context *sc);
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int xfs_scrub_parent(struct xfs_scrub_context *sc);
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#ifdef CONFIG_XFS_RT
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int xfs_scrub_rtbitmap(struct xfs_scrub_context *sc);
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int xfs_scrub_rtsummary(struct xfs_scrub_context *sc);
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#else
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static inline int
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xfs_scrub_rtbitmap(struct xfs_scrub_context *sc)
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{
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return -ENOENT;
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}
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static inline int
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xfs_scrub_rtsummary(struct xfs_scrub_context *sc)
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{
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return -ENOENT;
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}
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#endif
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#ifdef CONFIG_XFS_QUOTA
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int xfs_scrub_quota(struct xfs_scrub_context *sc);
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#else
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static inline int
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xfs_scrub_quota(struct xfs_scrub_context *sc)
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{
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return -ENOENT;
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}
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#endif
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#endif /* __XFS_SCRUB_SCRUB_H__ */
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