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blk_queue_dma_pad
Langue: en
Version: June 2009 (debian - 07/07/09)
Section: 9 (Appels noyau Linux)
NAME
blk_queue_dma_pad - set pad maskSYNOPSIS
- 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 pad mask. Direct IO requests are padded to the mask specified.
Appending pad buffer to a request modifies ->data_len such that it includes the pad buffer. The original requested data length can be obtained using blk_rq_raw_data_len.
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