Provided by: linux-doc-2.6.15_2.6.15-23.39_all bug

NAME

       blk_queue_dma_alignment - set dma length and memory alignment

SYNOPSIS

       void blk_queue_dma_alignment  (request_queue_t * q, int mask);

ARGUMENTS

       q      the request queue for the device

       mask   alignment mask

DESCRIPTION

       set  required  memory  and length aligment for direct dma transactions.
       this is used when buiding direct io requests for the queue.