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| BLK_QUEUE_UPDATE_DMA(9) | Block Devices | BLK_QUEUE_UPDATE_DMA(9) |
NAME¶
blk_queue_update_dma_pad - update pad mask
SYNOPSIS¶
void blk_queue_update_dma_pad(struct request_queue * q, unsigned int mask);
ARGUMENTS¶
struct request_queue * q
the request queue for the device
unsigned int mask
pad mask
DESCRIPTION¶
Update 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¶
| June 2017 | Kernel Hackers Manual 4.11 |