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8b56f083c2
extract inline attributes out of the bulkstat buffer (for that case), rather than using an (extremely expensive for large icount filesystems) iget for fetching attrs. SGI-PV: 944409 SGI-Modid: xfs-linux-melb:xfs-kern:26602a Signed-off-by: Nathan Scott <nathans@sgi.com> Signed-off-by: Tim Shimmin <tes@sgi.com>
92 lines
2.8 KiB
C
92 lines
2.8 KiB
C
/*
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* Copyright (c) 2000-2001 Silicon Graphics, Inc. All Rights Reserved.
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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 as
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* published by the Free Software Foundation.
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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_ITABLE_H__
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#define __XFS_ITABLE_H__
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/*
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* xfs_bulkstat() is used to fill in xfs_bstat structures as well as dm_stat
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* structures (by the dmi library). This is a pointer to a formatter function
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* that will iget the inode and fill in the appropriate structure.
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* see xfs_bulkstat_one() and xfs_dm_bulkstat_one() in dmapi_xfs.c
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*/
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typedef int (*bulkstat_one_pf)(struct xfs_mount *mp,
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xfs_ino_t ino,
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void __user *buffer,
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int ubsize,
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void *private_data,
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xfs_daddr_t bno,
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int *ubused,
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void *dip,
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int *stat);
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/*
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* Values for stat return value.
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*/
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#define BULKSTAT_RV_NOTHING 0
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#define BULKSTAT_RV_DIDONE 1
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#define BULKSTAT_RV_GIVEUP 2
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/*
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* Values for bulkstat flag argument.
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*/
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#define BULKSTAT_FG_IGET 0x1 /* Go through the buffer cache */
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#define BULKSTAT_FG_QUICK 0x2 /* No iget, walk the dinode cluster */
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#define BULKSTAT_FG_INLINE 0x4 /* No iget if inline attrs */
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/*
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* Return stat information in bulk (by-inode) for the filesystem.
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*/
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int /* error status */
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xfs_bulkstat(
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xfs_mount_t *mp, /* mount point for filesystem */
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xfs_ino_t *lastino, /* last inode returned */
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int *count, /* size of buffer/count returned */
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bulkstat_one_pf formatter, /* func that'd fill a single buf */
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void *private_data, /* private data for formatter */
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size_t statstruct_size,/* sizeof struct that we're filling */
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char __user *ubuffer,/* buffer with inode stats */
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int flags, /* flag to control access method */
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int *done); /* 1 if there are more stats to get */
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int
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xfs_bulkstat_single(
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xfs_mount_t *mp,
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xfs_ino_t *lastinop,
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char __user *buffer,
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int *done);
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int
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xfs_bulkstat_one(
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xfs_mount_t *mp,
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xfs_ino_t ino,
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void __user *buffer,
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int ubsize,
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void *private_data,
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xfs_daddr_t bno,
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int *ubused,
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void *dibuff,
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int *stat);
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int /* error status */
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xfs_inumbers(
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xfs_mount_t *mp, /* mount point for filesystem */
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xfs_ino_t *last, /* last inode returned */
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int *count, /* size of buffer/count returned */
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xfs_inogrp_t __user *buffer);/* buffer with inode info */
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#endif /* __XFS_ITABLE_H__ */
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