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// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2017-2021 Oracle. All Rights Reserved.
* Author: Darrick J. Wong <djwong@kernel.org>
*/
#include "xfs.h"
#include "xfs_fs.h"
#include "xfs_shared.h"
#include "xfs_format.h"
#include "xfs_trans_resv.h"
#include "xfs_mount.h"
#include "xfs_btree.h"
#include "xfs_log_format.h"
#include "xfs_trans.h"
#include "xfs_rtalloc.h"
#include "xfs_inode.h"
#include "scrub/scrub.h"
#include "scrub/common.h"
/* Scrub the realtime summary. */
int
xchk_rtsummary(
struct xfs_scrub *sc)
{
struct xfs_inode *rsumip = sc->mp->m_rsumip;
struct xfs_inode *old_ip = sc->ip;
uint old_ilock_flags = sc->ilock_flags;
int error = 0;
/*
* We ILOCK'd the rt bitmap ip in the setup routine, now lock the
* rt summary ip in compliance with the rt inode locking rules.
*
* Since we switch sc->ip to rsumip we have to save the old ilock
* flags so that we don't mix up the inode state that @sc tracks.
*/
sc->ip = rsumip;
sc->ilock_flags = XFS_ILOCK_EXCL | XFS_ILOCK_RTSUM;
xfs_ilock(sc->ip, sc->ilock_flags);
/* Invoke the fork scrubber. */
error = xchk_metadata_inode_forks(sc);
if (error || (sc->sm->sm_flags & XFS_SCRUB_OFLAG_CORRUPT))
goto out;
/* XXX: implement this some day */
xchk_set_incomplete(sc);
out:
/* Switch back to the rtbitmap inode and lock flags. */
xfs_iunlock(sc->ip, sc->ilock_flags);
sc->ilock_flags = old_ilock_flags;
sc->ip = old_ip;
return error;
}
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