linux-sg2042/fs/xfs/scrub/trace.c

59 lines
1.9 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.
*/
#include "xfs.h"
#include "xfs_fs.h"
#include "xfs_shared.h"
#include "xfs_format.h"
#include "xfs_log_format.h"
#include "xfs_trans_resv.h"
#include "xfs_mount.h"
#include "xfs_defer.h"
#include "xfs_da_format.h"
#include "xfs_inode.h"
#include "xfs_btree.h"
#include "xfs_trans.h"
#include "xfs_bit.h"
#include "scrub/xfs_scrub.h"
#include "scrub/scrub.h"
#include "scrub/common.h"
/* Figure out which block the btree cursor was pointing to. */
static inline xfs_fsblock_t
xfs_scrub_btree_cur_fsbno(
struct xfs_btree_cur *cur,
int level)
{
if (level < cur->bc_nlevels && cur->bc_bufs[level])
return XFS_DADDR_TO_FSB(cur->bc_mp, cur->bc_bufs[level]->b_bn);
else if (level == cur->bc_nlevels - 1 &&
cur->bc_flags & XFS_BTREE_LONG_PTRS)
return XFS_INO_TO_FSB(cur->bc_mp, cur->bc_private.b.ip->i_ino);
else if (!(cur->bc_flags & XFS_BTREE_LONG_PTRS))
return XFS_AGB_TO_FSB(cur->bc_mp, cur->bc_private.a.agno, 0);
return NULLFSBLOCK;
}
/*
* We include this last to have the helpers above available for the trace
* event implementations.
*/
#define CREATE_TRACE_POINTS
#include "scrub/trace.h"