void
reset_bmaps(xfs_mount_t *mp)
{
xfs_agnumber_t agno;
xfs_agblock_t ag_size;
int ag_hdr_block;
ag_hdr_block = howmany(4 * mp->m_sb.sb_sectsize, mp->m_sb.sb_blocksize);
ag_size = mp->m_sb.sb_agblocks;
for (agno = 0; agno < mp->m_sb.sb_agcount; agno++) {
if (agno == mp->m_sb.sb_agcount - 1)
ag_size = (xfs_extlen_t)(mp->m_sb.sb_dblocks -
(xfs_drfsbno_t)mp->m_sb.sb_agblocks * agno);
#ifdef BTREE_STATS
if (btree_find(ag_bmap[agno], 0, NULL)) {
printf("ag_bmap[%d] btree stats:\n", i);
btree_print_stats(ag_bmap[agno], stdout);
}
#endif
/*
* We always insert an item for the first block having a
* given state. So the code below means:
*
* block 0..ag_hdr_block-1: XR_E_INUSE_FS
* ag_hdr_block..ag_size: XR_E_UNKNOWN
* ag_size... XR_E_BAD_STATE
*/
btree_clear(ag_bmap[agno]);
btree_insert(ag_bmap[agno], 0, &states[XR_E_INUSE_FS]);
btree_insert(ag_bmap[agno],
ag_hdr_block, &states[XR_E_UNKNOWN]);
btree_insert(ag_bmap[agno], ag_size, &states[XR_E_BAD_STATE]);
}
if (mp->m_sb.sb_logstart != 0) {
set_bmap_ext(XFS_FSB_TO_AGNO(mp, mp->m_sb.sb_logstart),
XFS_FSB_TO_AGBNO(mp, mp->m_sb.sb_logstart),
mp->m_sb.sb_logblocks, XR_E_INUSE_FS);
}
reset_rt_bmap();
}
void
phase2(
struct xfs_mount *mp,
int scan_threads)
{
int j;
ino_tree_node_t *ino_rec;
/* now we can start using the buffer cache routines */
set_mp(mp);
/* Check whether this fs has internal or external log */
if (mp->m_sb.sb_logstart == 0) {
if (!x.logname)
do_error(_("This filesystem has an external log. "
"Specify log device with the -l option.\n"));
do_log(_("Phase 2 - using external log on %s\n"), x.logname);
} else
do_log(_("Phase 2 - using internal log\n"));
/* Zero log if applicable */
if (!no_modify) {
do_log(_(" - zero log...\n"));
zero_log(mp);
}
do_log(_(" - scan filesystem freespace and inode maps...\n"));
bad_ino_btree = 0;
set_progress_msg(PROG_FMT_SCAN_AG, (__uint64_t) glob_agcount);
scan_ags(mp, scan_threads);
print_final_rpt();
/*
* make sure we know about the root inode chunk
*/
if ((ino_rec = find_inode_rec(0, mp->m_sb.sb_rootino)) == NULL) {
ASSERT(mp->m_sb.sb_rbmino == mp->m_sb.sb_rootino + 1 &&
mp->m_sb.sb_rsumino == mp->m_sb.sb_rootino + 2);
do_warn(_("root inode chunk not found\n"));
/*
* mark the first 3 used, the rest are free
*/
ino_rec = set_inode_used_alloc(0,
(xfs_agino_t) mp->m_sb.sb_rootino);
set_inode_used(ino_rec, 1);
set_inode_used(ino_rec, 2);
for (j = 3; j < XFS_INODES_PER_CHUNK; j++)
set_inode_free(ino_rec, j);
/*
* also mark blocks
*/
set_bmap_ext(0, XFS_INO_TO_AGBNO(mp, mp->m_sb.sb_rootino),
mp->m_ialloc_blks, XR_E_INO);
} else {
do_log(_(" - found root inode chunk\n"));
/*
* blocks are marked, just make sure they're in use
*/
if (is_inode_free(ino_rec, 0)) {
do_warn(_("root inode marked free, "));
set_inode_used(ino_rec, 0);
if (!no_modify)
do_warn(_("correcting\n"));
else
do_warn(_("would correct\n"));
}
if (is_inode_free(ino_rec, 1)) {
do_warn(_("realtime bitmap inode marked free, "));
set_inode_used(ino_rec, 1);
if (!no_modify)
do_warn(_("correcting\n"));
else
do_warn(_("would correct\n"));
}
if (is_inode_free(ino_rec, 2)) {
do_warn(_("realtime summary inode marked free, "));
set_inode_used(ino_rec, 2);
if (!no_modify)
do_warn(_("correcting\n"));
else
do_warn(_("would correct\n"));
}
}
}
