// TODO Not supported
static int
read_old_bitmaps(struct reiserfs_mount *rmp)
{
return (EOPNOTSUPP);
#if 0
int i;
struct reiserfs_sb_info *sbi = rmp->rm_reiserfs;
struct reiserfs_super_block *rs = SB_DISK_SUPER_BLOCK(sbi);
/* First of bitmap blocks */
int bmp1 = (REISERFS_OLD_DISK_OFFSET / sbi->s_blocksize) *
btodb(sbi->s_blocksize);
/* Read true bitmap */
SB_AP_BITMAP(sbi) =
malloc(sizeof (struct reiserfs_buffer_info *) * sb_bmap_nr(rs),
M_REISERFSMNT, M_WAITOK | M_ZERO);
if (!SB_AP_BITMAP(sbi))
return 1;
for (i = 0; i < sb_bmap_nr(rs); i ++) {
SB_AP_BITMAP(sbi)[i].bp = getblk(rmp->rm_devvp,
(bmp1 + i) * btodb(sbi->s_blocksize), sbi->s_blocksize, 0, 0, 0);
if (!SB_AP_BITMAP(sbi)[i].bp)
return 1;
load_bitmap_info_data(sbi, SB_AP_BITMAP(sbi) + i);
}
return 0;
#endif
}
static int read_bitmaps (struct super_block * s)
{
int i, bmp;
SB_AP_BITMAP (s) = vmalloc (sizeof (struct reiserfs_bitmap_info) * SB_BMAP_NR(s));
if (SB_AP_BITMAP (s) == 0)
return 1;
memset (SB_AP_BITMAP (s), 0, sizeof (struct reiserfs_bitmap_info) * SB_BMAP_NR(s));
for (i = 0, bmp = REISERFS_DISK_OFFSET_IN_BYTES / s->s_blocksize + 1;
i < SB_BMAP_NR(s); i++, bmp = s->s_blocksize * 8 * i) {
SB_AP_BITMAP (s)[i].bh = sb_getblk (s, bmp);
if (!buffer_uptodate(SB_AP_BITMAP(s)[i].bh))
ll_rw_block(READ, 1, &SB_AP_BITMAP(s)[i].bh);
}
for (i = 0; i < SB_BMAP_NR(s); i++) {
wait_on_buffer(SB_AP_BITMAP (s)[i].bh);
if (!buffer_uptodate(SB_AP_BITMAP(s)[i].bh)) {
reiserfs_warning("sh-2029: reiserfs read_bitmaps: "
"bitmap block (#%lu) reading failed\n",
SB_AP_BITMAP(s)[i].bh->b_blocknr);
for (i = 0; i < SB_BMAP_NR(s); i++)
brelse(SB_AP_BITMAP(s)[i].bh);
vfree(SB_AP_BITMAP(s));
SB_AP_BITMAP(s) = NULL;
return 1;
}
load_bitmap_info_data (s, SB_AP_BITMAP (s) + i);
}
return 0;
}
/*
* Read the bitmaps
*/
static int
read_bitmaps(struct reiserfs_mount *rmp)
{
int i, bmap_nr;
struct buf *bp = NULL;
struct reiserfs_sb_info *sbi = rmp->rm_reiserfs;
/* Allocate memory for the table of bitmaps */
SB_AP_BITMAP(sbi) =
malloc(sizeof(struct reiserfs_bitmap_info) * SB_BMAP_NR(sbi),
M_REISERFSMNT, M_WAITOK | M_ZERO);
if (!SB_AP_BITMAP(sbi))
return (ENOMEM);
/* Read all the bitmaps */
for (i = 0,
bmap_nr = (REISERFS_DISK_OFFSET_IN_BYTES / sbi->s_blocksize + 1) *
btodb(sbi->s_blocksize);
i < SB_BMAP_NR(sbi); i++, bmap_nr = sbi->s_blocksize * 8 * i) {
SB_AP_BITMAP(sbi)[i].bp_data = malloc(sbi->s_blocksize,
M_REISERFSMNT, M_WAITOK | M_ZERO);
if (!SB_AP_BITMAP(sbi)[i].bp_data)
return (ENOMEM);
bread(rmp->rm_devvp, bmap_nr, sbi->s_blocksize, NOCRED, &bp);
bcopy(bp->b_data, SB_AP_BITMAP(sbi)[i].bp_data,
sbi->s_blocksize);
brelse(bp);
bp = NULL;
/*if (!buffer_uptodate(SB_AP_BITMAP(s)[i].bh))
ll_rw_block(READ, 1, &SB_AP_BITMAP(s)[i].bh);*/
}
for (i = 0; i < SB_BMAP_NR(sbi); i++) {
/*if (!buffer_uptodate(SB_AP_BITMAP(s)[i].bh)) {
reiserfs_warning(s,"sh-2029: reiserfs read_bitmaps: "
"bitmap block (#%lu) reading failed",
SB_AP_BITMAP(s)[i].bh->b_blocknr);
for (i = 0; i < SB_BMAP_NR(s); i++)
brelse(SB_AP_BITMAP(s)[i].bh);
vfree(SB_AP_BITMAP(s));
SB_AP_BITMAP(s) = NULL;
return 1;
}*/
load_bitmap_info_data(sbi, SB_AP_BITMAP(sbi) + i);
reiserfs_log(LOG_DEBUG,
"%d free blocks (starting at block %ld)\n",
SB_AP_BITMAP(sbi)[i].free_count,
(long)SB_AP_BITMAP(sbi)[i].first_zero_hint);
}
return (0);
}
static int read_old_bitmaps (struct super_block * s)
{
int i ;
struct reiserfs_super_block * rs = SB_DISK_SUPER_BLOCK(s);
int bmp1 = (REISERFS_OLD_DISK_OFFSET_IN_BYTES / s->s_blocksize) + 1; /* first of bitmap blocks */
/* read true bitmap */
SB_AP_BITMAP (s) = vmalloc (sizeof (struct reiserfs_buffer_info *) * sb_bmap_nr(rs));
if (SB_AP_BITMAP (s) == 0)
return 1;
memset (SB_AP_BITMAP (s), 0, sizeof (struct reiserfs_buffer_info *) * sb_bmap_nr(rs));
for (i = 0; i < sb_bmap_nr(rs); i ++) {
SB_AP_BITMAP (s)[i].bh = reiserfs_bread (s, bmp1 + i, s->s_blocksize);
if (!SB_AP_BITMAP (s)[i].bh)
return 1;
load_bitmap_info_data (s, SB_AP_BITMAP (s) + i);
}
return 0;
}
