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BLK_QUEUE_DMA_PAD(9) Block Devices BLK_QUEUE_DMA_PAD(9)

NAME

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.

COPYRIGHT

January 2017 Kernel Hackers Manual 4.8.