blk_queue_dma_pad (9) Linux Manual Page
blk_queue_dma_pad – set pad mask
Synopsis
void blk_queue_dma_pad(struct request_queue *q, unsigned int mask);Arguments
q
-
- the request queue for the device
mask
- pad mask
Description
Set dma pad mask.
Appending pad buffer to a request modifies the last entry of a scatter list such that it includes the pad buffer.