blk_queue_dma_alignment man page on Oracle

blk_queue_dma_alignment man page on Oracle

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BLK_QUEUE_DMA_ALIGNM(9)		 Block Devices	       BLK_QUEUE_DMA_ALIGNM(9)

NAME
       blk_queue_dma_alignment - set dma length and memory alignment

SYNOPSIS
       void blk_queue_dma_alignment(struct request_queue * q, int mask);

ARGUMENTS
       q
	   the request queue for the device

       mask
	   alignment mask

DESCRIPTION
       set required memory and length alignment for direct dma transactions.
       this is used when building direct io requests for the queue.

COPYRIGHT
Kernel Hackers Manual 3.8.	   June 2014	       BLK_QUEUE_DMA_ALIGNM(9)

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