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.TH "BLK_QUEUE_DMA_ALIGNMENT" "" "06 October 2005" "" ""

.SH NAME
blk_queue_dma_alignment \- set dma length and memory alignment
.SH SYNOPSIS
"SYNOPSIS"
.sp
\fB
.sp
void blk_queue_dma_alignment  (request_queue_t * \fIq\fB, int \fImask\fB);
\fR
.SH "ARGUMENTS"
.TP
\fB\fIq\fB\fR
the request queue for the device
.TP
\fB\fImask\fB\fR
alignment mask
.SH "DESCRIPTION"
.PP
set required memory and length aligment for direct dma transactions.
this is used when buiding direct io requests for the queue.