Namjae Jeon <linkinj...@gmail.com> writes:
> +static void check_fallocated_region(struct inode *inode, sector_t iblock,
> + unsigned long *max_blocks, struct buffer_head *bh_result)
> +{
> + struct super_block *sb = inode->i_sb;
> + sector_t last_block, disk_block;
> + const unsigned long blocksize = sb->s_blocksize;
> + const unsigned char blocksize_bits = sb->s_blocksize_bits;
> +
> + last_block = (MSDOS_I(inode)->mmu_private + (blocksize - 1))
> + >> blocksize_bits;
> + disk_block = (MSDOS_I(inode)->i_disksize + (blocksize - 1))
> + >> blocksize_bits;
> + if (iblock >= last_block && iblock <= disk_block) {
Maybe off-by-one error. If iblock == disk_block, phys should not be set
by fat_bmap()?
--
OGAWA Hirofumi <hirof...@mail.parknet.co.jp>
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