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.TH "BMAP" "" "06 October 2005" "" ""

.SH NAME
bmap \- find a block number in a file
.SH SYNOPSIS
"SYNOPSIS"
.sp
\fB
.sp
sector_t bmap  (struct inode * \fIinode\fB, sector_t \fIblock\fB);
\fR
.SH "ARGUMENTS"
.TP
\fB\fIinode\fB\fR
inode of file
.TP
\fB\fIblock\fB\fR
block to find
.SH "DESCRIPTION"
.PP
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.