+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2000-2005 Silicon Graphics, Inc.
* All Rights Reserved.
- *
- * 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.
- *
- * 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 "libxfs.h"
1,
XFS_DIR3_FT_DIR};
+/*
+ * When we're checking directory inodes, we're allowed to set a directory's
+ * dotdot entry to zero to signal that the parent needs to be reconnected
+ * during phase 6. If we're handling a shortform directory the ifork
+ * verifiers will fail, so temporarily patch out this canary so that we can
+ * verify the rest of the fork and move on to fixing the dir.
+ */
+static xfs_failaddr_t
+phase6_verify_dir(
+ struct xfs_inode *ip)
+{
+ struct xfs_mount *mp = ip->i_mount;
+ const struct xfs_dir_ops *dops;
+ struct xfs_ifork *ifp;
+ struct xfs_dir2_sf_hdr *sfp;
+ xfs_failaddr_t fa;
+ xfs_ino_t old_parent;
+ bool parent_bypass = false;
+ int size;
+
+ dops = libxfs_dir_get_ops(mp, NULL);
+
+ ifp = XFS_IFORK_PTR(ip, XFS_DATA_FORK);
+ sfp = (struct xfs_dir2_sf_hdr *)ifp->if_u1.if_data;
+ size = ifp->if_bytes;
+
+ /*
+ * If this is a shortform directory, phase4 may have set the parent
+ * inode to zero to indicate that it must be fixed. Temporarily
+ * set a valid parent so that the directory verifier will pass.
+ */
+ if (size > offsetof(struct xfs_dir2_sf_hdr, parent) &&
+ size >= xfs_dir2_sf_hdr_size(sfp->i8count)) {
+ old_parent = dops->sf_get_parent_ino(sfp);
+ if (old_parent == 0) {
+ dops->sf_put_parent_ino(sfp, mp->m_sb.sb_rootino);
+ parent_bypass = true;
+ }
+ }
+
+ fa = libxfs_default_ifork_ops.verify_dir(ip);
+
+ /* Put it back. */
+ if (parent_bypass)
+ dops->sf_put_parent_ino(sfp, old_parent);
+
+ return fa;
+}
+
+static struct xfs_ifork_ops phase6_ifork_ops = {
+ .verify_attr = xfs_attr_shortform_verify,
+ .verify_dir = phase6_verify_dir,
+ .verify_symlink = xfs_symlink_shortform_verify,
+};
+
/*
* Data structures used to keep track of directories where the ".."
* entries are updated. These must be rebuilt after the initial pass
xfs_bmbt_irec_t map[XFS_BMAP_MAX_NMAP];
int vers;
int times;
- struct xfs_trans_res tres = {0};
+ uint blocks;
/*
* first set up inode
*/
- i = -libxfs_trans_alloc(mp, &tres, 10, 0, 0, &tp);
+ i = -libxfs_trans_alloc_rollable(mp, 10, &tp);
if (i)
res_failed(i);
* then allocate blocks for file and fill with zeroes (stolen
* from mkfs)
*/
- error = -libxfs_trans_alloc(mp, &tres,
- mp->m_sb.sb_rbmblocks + (XFS_BM_MAXLEVELS(mp,XFS_DATA_FORK) - 1),
- 0, 0, &tp);
+ blocks = mp->m_sb.sb_rbmblocks +
+ XFS_BM_MAXLEVELS(mp, XFS_DATA_FORK) - 1;
+ error = -libxfs_trans_alloc_rollable(mp, blocks, &tp);
if (error)
res_failed(error);
libxfs_trans_ijoin(tp, ip, 0);
bno = 0;
libxfs_defer_init(&dfops, &first);
+ tp->t_dfops = &dfops;
while (bno < mp->m_sb.sb_rbmblocks) {
nmap = XFS_BMAP_MAX_NMAP;
error = -libxfs_bmapi_write(tp, ip, bno,
(xfs_extlen_t)(mp->m_sb.sb_rbmblocks - bno),
- 0, &first, mp->m_sb.sb_rbmblocks,
- map, &nmap, &dfops);
+ 0, &first, mp->m_sb.sb_rbmblocks, map, &nmap);
if (error) {
do_error(
_("couldn't allocate realtime bitmap, error = %d\n"),
int error;
xfs_fileoff_t bno;
xfs_bmbt_irec_t map;
- struct xfs_trans_res tres = {0};
bmp = btmcompute;
bno = 0;
- error = -libxfs_trans_alloc(mp, &tres, 10, 0, 0, &tp);
+ error = -libxfs_trans_alloc_rollable(mp, 10, &tp);
if (error)
res_failed(error);
*/
nmap = 1;
error = -libxfs_bmapi_write(tp, ip, bno, 1, 0,
- &first, 1, &map, &nmap, NULL);
+ &first, 1, &map, &nmap);
if (error || nmap != 1) {
do_error(
_("couldn't map realtime bitmap block %" PRIu64 ", error = %d\n"),
return(1);
}
- memmove(XFS_BUF_PTR(bp), bmp, mp->m_sb.sb_blocksize);
+ memmove(bp->b_addr, bmp, mp->m_sb.sb_blocksize);
libxfs_trans_log_buf(tp, bp, 0, mp->m_sb.sb_blocksize - 1);
xfs_fileoff_t bno;
xfs_fileoff_t end_bno;
xfs_bmbt_irec_t map;
- struct xfs_trans_res tres = {0};
smp = sumcompute;
bno = 0;
end_bno = mp->m_rsumsize >> mp->m_sb.sb_blocklog;
- error = -libxfs_trans_alloc(mp, &tres, 10, 0, 0, &tp);
+ error = -libxfs_trans_alloc_rollable(mp, 10, &tp);
if (error)
res_failed(error);
*/
nmap = 1;
error = -libxfs_bmapi_write(tp, ip, bno, 1, 0,
- &first, 1, &map, &nmap, NULL);
+ &first, 1, &map, &nmap);
if (error || nmap != 1) {
do_error(
_("couldn't map realtime summary inode block %" PRIu64 ", error = %d\n"),
return(1);
}
- memmove(XFS_BUF_PTR(bp), smp, mp->m_sb.sb_blocksize);
+ memmove(bp->b_addr, smp, mp->m_sb.sb_blocksize);
libxfs_trans_log_buf(tp, bp, 0, mp->m_sb.sb_blocksize - 1);
xfs_bmbt_irec_t map[XFS_BMAP_MAX_NMAP];
int vers;
int times;
- struct xfs_trans_res tres = {0};
+ uint blocks;
/*
* first set up inode
* then allocate blocks for file and fill with zeroes (stolen
* from mkfs)
*/
- libxfs_defer_init(&dfops, &first);
-
nsumblocks = mp->m_rsumsize >> mp->m_sb.sb_blocklog;
- tres.tr_logres = BBTOB(128);
- tres.tr_logcount = XFS_DEFAULT_PERM_LOG_COUNT;
- tres.tr_logflags = XFS_TRANS_PERM_LOG_RES;
- error = -libxfs_trans_alloc(mp, &tres,
- mp->m_sb.sb_rbmblocks + (XFS_BM_MAXLEVELS(mp,XFS_DATA_FORK) - 1),
- 0, 0, &tp);
+ blocks = nsumblocks + XFS_BM_MAXLEVELS(mp, XFS_DATA_FORK) - 1;
+ error = -libxfs_trans_alloc_rollable(mp, blocks, &tp);
if (error)
res_failed(error);
libxfs_trans_ijoin(tp, ip, 0);
bno = 0;
libxfs_defer_init(&dfops, &first);
+ tp->t_dfops = &dfops;
while (bno < nsumblocks) {
nmap = XFS_BMAP_MAX_NMAP;
error = -libxfs_bmapi_write(tp, ip, bno,
(xfs_extlen_t)(nsumblocks - bno),
- 0, &first, nsumblocks, map, &nmap, &dfops);
+ 0, &first, nsumblocks, map, &nmap);
if (error) {
do_error(
_("couldn't allocate realtime summary inode, error = %d\n"),
* would have been cleared in phase3 and phase4.
*/
- if ((i = -libxfs_iget(mp, NULL, mp->m_sb.sb_rootino, 0, &pip)))
+ i = -libxfs_iget(mp, NULL, mp->m_sb.sb_rootino, 0, &pip,
+ &xfs_default_ifork_ops);
+ if (i)
do_error(_("%d - couldn't iget root inode to obtain %s\n"),
i, ORPHANAGE);
* use iget/ijoin instead of trans_iget because the ialloc
* wrapper can commit the transaction and start a new one
*/
-/* if ((i = -libxfs_iget(mp, NULL, mp->m_sb.sb_rootino, 0, &pip)))
+/* i = -libxfs_iget(mp, NULL, mp->m_sb.sb_rootino, 0, &pip,
+ &xfs_default_ifork_ops);
+ if (i)
do_error(_("%d - couldn't iget root inode to make %s\n"),
i, ORPHANAGE);*/
* create the actual entry
*/
error = -libxfs_dir_createname(tp, pip, &xname, ip->i_ino, &first,
- &dfops, nres);
+ nres);
if (error)
do_error(
_("can't make %s, createname error %d\n"),
xname.len = snprintf((char *)fname, sizeof(fname), "%llu",
(unsigned long long)ino);
- err = -libxfs_iget(mp, NULL, orphanage_ino, 0, &orphanage_ip);
+ err = -libxfs_iget(mp, NULL, orphanage_ino, 0, &orphanage_ip,
+ &xfs_default_ifork_ops);
if (err)
do_error(_("%d - couldn't iget orphanage inode\n"), err);
/*
xname.len = snprintf((char *)fname, sizeof(fname), "%llu.%d",
(unsigned long long)ino, ++incr);
- if ((err = -libxfs_iget(mp, NULL, ino, 0, &ino_p)))
+ /* Orphans may not have a proper parent, so use custom ops here */
+ err = -libxfs_iget(mp, NULL, ino, 0, &ino_p, &phase6_ifork_ops);
+ if (err)
do_error(_("%d - couldn't iget disconnected inode\n"), err);
- xname.type = xfs_mode_to_ftype(VFS_I(ino_p)->i_mode);
+ xname.type = libxfs_mode_to_ftype(VFS_I(ino_p)->i_mode);
if (isa_dir) {
irec = find_inode_rec(mp, XFS_INO_TO_AGNO(mp, orphanage_ino),
libxfs_defer_init(&dfops, &first);
err = -libxfs_dir_createname(tp, orphanage_ip, &xname,
- ino, &first, &dfops, nres);
+ ino, &first, nres);
if (err)
do_error(
_("name create failed in %s (%d), filesystem may be out of space\n"),
libxfs_trans_log_inode(tp, orphanage_ip, XFS_ILOG_CORE);
err = -libxfs_dir_createname(tp, ino_p, &xfs_name_dotdot,
- orphanage_ino, &first, &dfops, nres);
+ orphanage_ino, &first, nres);
if (err)
do_error(
_("creation of .. entry failed (%d), filesystem may be out of space\n"),
libxfs_defer_init(&dfops, &first);
err = -libxfs_dir_createname(tp, orphanage_ip, &xname,
- ino, &first, &dfops, nres);
+ ino, &first, nres);
if (err)
do_error(
_("name create failed in %s (%d), filesystem may be out of space\n"),
if (entry_ino_num != orphanage_ino) {
err = -libxfs_dir_replace(tp, ino_p,
&xfs_name_dotdot, orphanage_ino,
- &first, &dfops, nres);
+ &first, nres);
if (err)
do_error(
_("name replace op failed (%d), filesystem may be out of space\n"),
libxfs_defer_init(&dfops, &first);
err = -libxfs_dir_createname(tp, orphanage_ip, &xname, ino,
- &first, &dfops, nres);
+ &first, nres);
if (err)
do_error(
_("name create failed in %s (%d), filesystem may be out of space\n"),
return !no_modify;
}
+/* Find and invalidate all the directory's buffers. */
+static int
+dir_binval(
+ struct xfs_trans *tp,
+ struct xfs_inode *ip,
+ int whichfork)
+{
+ struct xfs_iext_cursor icur;
+ struct xfs_bmbt_irec rec;
+ struct xfs_ifork *ifp;
+ struct xfs_da_geometry *geo;
+ struct xfs_buf *bp;
+ xfs_dablk_t dabno, end_dabno;
+ int error = 0;
+
+ if (ip->i_d.di_format != XFS_DINODE_FMT_EXTENTS &&
+ ip->i_d.di_format != XFS_DINODE_FMT_BTREE)
+ return 0;
+
+ geo = tp->t_mountp->m_dir_geo;
+ ifp = XFS_IFORK_PTR(ip, XFS_DATA_FORK);
+ for_each_xfs_iext(ifp, &icur, &rec) {
+ dabno = xfs_dir2_db_to_da(geo, rec.br_startoff +
+ geo->fsbcount - 1);
+ end_dabno = xfs_dir2_db_to_da(geo, rec.br_startoff +
+ rec.br_blockcount);
+ for (; dabno <= end_dabno; dabno += geo->fsbcount) {
+ bp = NULL;
+ error = -libxfs_da_get_buf(tp, ip, dabno, -2, &bp,
+ whichfork);
+ if (error)
+ return error;
+ if (!bp)
+ continue;
+ libxfs_trans_binval(tp, bp);
+ libxfs_trans_brelse(tp, bp);
+ }
+ }
+
+ return error;
+}
+
/*
* Unexpected failure during the rebuild will leave the entries in
* lost+found on the next run
res_failed(error);
libxfs_trans_ijoin(tp, ip, 0);
+ error = dir_binval(tp, ip, XFS_DATA_FORK);
+ if (error)
+ res_failed(error);
+
if ((error = -libxfs_bmap_last_offset(ip, &lastblock, XFS_DATA_FORK)))
do_error(_("xfs_bmap_last_offset failed -- error - %d\n"),
error);
libxfs_defer_init(&dfops, &firstblock);
error = -libxfs_dir_createname(tp, ip, &p->name, p->inum,
- &firstblock, &dfops, nres);
+ &firstblock, nres);
if (error) {
do_warn(
_("name create failed in ino %" PRIu64 " (%d), filesystem may be out of space\n"),
args.dp = ip;
args.trans = tp;
args.firstblock = &firstblock;
- args.dfops = &dfops;
args.whichfork = XFS_DATA_FORK;
args.geo = mp->m_dir_geo;
if (da_bno >= mp->m_dir_geo->leafblk && da_bno < mp->m_dir_geo->freeblk)
* of when directory is moved to orphanage.
*/
if (ip->i_ino == inum) {
- ASSERT(dep->name[0] == '.' && dep->namelen == 1);
+ ASSERT(no_modify ||
+ (dep->name[0] == '.' && dep->namelen == 1));
add_inode_ref(current_irec, current_ino_offset);
if (da_bno != 0 ||
dep != M_DIROPS(mp)->data_entry_p(d)) {
ASSERT(!is_inode_refchecked(irec, ino_offset) || dotdot_update);
- error = -libxfs_iget(mp, NULL, ino, 0, &ip);
+ error = -libxfs_iget(mp, NULL, ino, 0, &ip, &phase6_ifork_ops);
if (error) {
if (!no_modify)
do_error(
libxfs_defer_init(&dfops, &first);
error = -libxfs_dir_createname(tp, ip, &xfs_name_dotdot,
- ip->i_ino, &first, &dfops, nres);
+ ip->i_ino, &first, nres);
if (error)
do_error(
_("can't make \"..\" entry in root inode %" PRIu64 ", createname error %d\n"), ino, error);
libxfs_defer_init(&dfops, &first);
error = -libxfs_dir_createname(tp, ip, &xfs_name_dot,
- ip->i_ino, &first, &dfops, nres);
+ ip->i_ino, &first, nres);
if (error)
do_error(
_("can't make \".\" entry in dir ino %" PRIu64 ", createname error %d\n"),
static void
traverse_function(
- work_queue_t *wq,
+ struct workqueue *wq,
xfs_agnumber_t agno,
void *arg)
{
for (i = 0; i < XFS_INODES_PER_CHUNK; i++) {
if (inode_isadir(irec, i))
- process_dir_inode(wq->mp, agno, irec, i);
+ process_dir_inode(wq->wq_ctx, agno, irec, i);
}
}
cleanup_inode_prefetch(pf_args);