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.TH "BIO_MAP_USER" "9" "09 October 2005" "" ""

.SH NAME
bio_map_user \- map user address into bio
.SH SYNOPSIS
"SYNOPSIS"
.sp
\fB
.sp
struct bio * bio_map_user  (request_queue_t * \fIq\fB, struct block_device * \fIbdev\fB, unsigned long \fIuaddr\fB, unsigned int \fIlen\fB, int \fIwrite_to_vm\fB);
\fR
.SH "ARGUMENTS"
.TP
\fB\fIq\fB\fR
the request_queue_t for the bio
.TP
\fB\fIbdev\fB\fR
destination block device
.TP
\fB\fIuaddr\fB\fR
start of user address
.TP
\fB\fIlen\fB\fR
length in bytes
.TP
\fB\fIwrite_to_vm\fB\fR
bool indicating writing to pages or not
.SH "DESCRIPTION"
.PP
Map the user space address into a bio suitable for io to a block
device. Returns an error pointer in case of error.