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ef14f0c157
This patch rips out the XFS ACL handling code and uses the generic fs/posix_acl.c code instead. The ondisk format is of course left unchanged. This also introduces the same ACL caching all other Linux filesystems do by adding pointers to the acl and default acl in struct xfs_inode. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Eric Sandeen <sandeen@sandeen.net>
130 lines
2.9 KiB
C
130 lines
2.9 KiB
C
/*
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* Copyright (c) 2000-2003 Silicon Graphics, Inc.
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* 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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#include "xfs.h"
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#include "xfs_fs.h"
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#include "xfs_bit.h"
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#include "xfs_log.h"
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#include "xfs_inum.h"
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#include "xfs_trans.h"
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#include "xfs_sb.h"
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#include "xfs_ag.h"
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#include "xfs_dir2.h"
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#include "xfs_alloc.h"
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#include "xfs_dmapi.h"
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#include "xfs_quota.h"
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#include "xfs_mount.h"
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#include "xfs_bmap_btree.h"
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#include "xfs_alloc_btree.h"
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#include "xfs_ialloc_btree.h"
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#include "xfs_dir2_sf.h"
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#include "xfs_attr_sf.h"
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#include "xfs_dinode.h"
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#include "xfs_inode.h"
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#include "xfs_ialloc.h"
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#include "xfs_itable.h"
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#include "xfs_bmap.h"
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#include "xfs_btree.h"
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#include "xfs_rtalloc.h"
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#include "xfs_error.h"
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#include "xfs_rw.h"
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#include "xfs_attr.h"
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#include "xfs_buf_item.h"
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#include "xfs_qm.h"
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struct xqmstats xqmstats;
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STATIC int
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xfs_qm_read_xfsquota(
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char *buffer,
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char **start,
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off_t offset,
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int count,
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int *eof,
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void *data)
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{
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int len;
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/* maximum; incore; ratio free to inuse; freelist */
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len = sprintf(buffer, "%d\t%d\t%d\t%u\n",
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ndquot,
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xfs_Gqm? atomic_read(&xfs_Gqm->qm_totaldquots) : 0,
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xfs_Gqm? xfs_Gqm->qm_dqfree_ratio : 0,
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xfs_Gqm? xfs_Gqm->qm_dqfreelist.qh_nelems : 0);
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if (offset >= len) {
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*start = buffer;
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*eof = 1;
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return 0;
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}
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*start = buffer + offset;
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if ((len -= offset) > count)
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return count;
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*eof = 1;
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return len;
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}
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STATIC int
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xfs_qm_read_stats(
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char *buffer,
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char **start,
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off_t offset,
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int count,
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int *eof,
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void *data)
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{
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int len;
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/* quota performance statistics */
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len = sprintf(buffer, "qm %u %u %u %u %u %u %u %u\n",
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xqmstats.xs_qm_dqreclaims,
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xqmstats.xs_qm_dqreclaim_misses,
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xqmstats.xs_qm_dquot_dups,
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xqmstats.xs_qm_dqcachemisses,
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xqmstats.xs_qm_dqcachehits,
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xqmstats.xs_qm_dqwants,
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xqmstats.xs_qm_dqshake_reclaims,
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xqmstats.xs_qm_dqinact_reclaims);
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if (offset >= len) {
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*start = buffer;
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*eof = 1;
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return 0;
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}
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*start = buffer + offset;
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if ((len -= offset) > count)
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return count;
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*eof = 1;
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return len;
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}
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void
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xfs_qm_init_procfs(void)
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{
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create_proc_read_entry("fs/xfs/xqmstat", 0, NULL, xfs_qm_read_stats, NULL);
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create_proc_read_entry("fs/xfs/xqm", 0, NULL, xfs_qm_read_xfsquota, NULL);
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}
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void
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xfs_qm_cleanup_procfs(void)
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{
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remove_proc_entry("fs/xfs/xqm", NULL);
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remove_proc_entry("fs/xfs/xqmstat", NULL);
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}
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