diff options
Diffstat (limited to 'fs/bfs/inode.c')
-rw-r--r-- | fs/bfs/inode.c | 44 |
1 files changed, 31 insertions, 13 deletions
diff --git a/fs/bfs/inode.c b/fs/bfs/inode.c index c7b39aa279d..3af6c73c5b5 100644 --- a/fs/bfs/inode.c +++ b/fs/bfs/inode.c @@ -357,28 +357,46 @@ static int bfs_fill_super(struct super_block *s, void *data, int silent) } info->si_blocks = (le32_to_cpu(bfs_sb->s_end) + 1)>>BFS_BSIZE_BITS; /* for statfs(2) */ - info->si_freeb = (le32_to_cpu(bfs_sb->s_end) + 1 - cpu_to_le32(bfs_sb->s_start))>>BFS_BSIZE_BITS; + info->si_freeb = (le32_to_cpu(bfs_sb->s_end) + 1 - le32_to_cpu(bfs_sb->s_start))>>BFS_BSIZE_BITS; info->si_freei = 0; info->si_lf_eblk = 0; info->si_lf_sblk = 0; info->si_lf_ioff = 0; + bh = NULL; for (i=BFS_ROOT_INO; i<=info->si_lasti; i++) { - inode = iget(s,i); - if (BFS_I(inode)->i_dsk_ino == 0) + struct bfs_inode *di; + int block = (i - BFS_ROOT_INO)/BFS_INODES_PER_BLOCK + 1; + int off = (i - BFS_ROOT_INO) % BFS_INODES_PER_BLOCK; + unsigned long sblock, eblock; + + if (!off) { + brelse(bh); + bh = sb_bread(s, block); + } + + if (!bh) + continue; + + di = (struct bfs_inode *)bh->b_data + off; + + if (!di->i_ino) { info->si_freei++; - else { - set_bit(i, info->si_imap); - info->si_freeb -= inode->i_blocks; - if (BFS_I(inode)->i_eblock > info->si_lf_eblk) { - info->si_lf_eblk = BFS_I(inode)->i_eblock; - info->si_lf_sblk = BFS_I(inode)->i_sblock; - info->si_lf_ioff = BFS_INO2OFF(i); - } + continue; + } + set_bit(i, info->si_imap); + info->si_freeb -= BFS_FILEBLOCKS(di); + + sblock = le32_to_cpu(di->i_sblock); + eblock = le32_to_cpu(di->i_eblock); + if (eblock > info->si_lf_eblk) { + info->si_lf_eblk = eblock; + info->si_lf_sblk = sblock; + info->si_lf_ioff = BFS_INO2OFF(i); } - iput(inode); } + brelse(bh); if (!(s->s_flags & MS_RDONLY)) { - mark_buffer_dirty(bh); + mark_buffer_dirty(info->si_sbh); s->s_dirt = 1; } dump_imap("read_super", s); |