bmap(9)
NAME
bmap - find a block number in a file
SYNOPSIS
sector_t bmap(struct inode * inode, sector_t block);
ARGUMENTS
- inode
- inode of file
- block
- block to find
DESCRIPTION
Returns the block number on the device holding the inode that is the
disk block number for the block of the file requested. That is, asked
for block 4 of inode 1 the function will return the disk block relative
to the disk start that holds that block of the file.