Query: blk_queue_bounce_limit
OS: suse
Section: 9
Format: Original Unix Latex Style Formatted with HTML and a Horizontal Scroll Bar
BLK_QUEUE_BOUNCE_LIM(9) Block Devices BLK_QUEUE_BOUNCE_LIM(9)NAMEblk_queue_bounce_limit - set bounce buffer limit for queueSYNOPSISvoid blk_queue_bounce_limit(struct request_queue * q, u64 dma_mask);ARGUMENTSq the request queue for the device dma_mask the maximum address the device can handleDESCRIPTIONDifferent hardware can have different requirements as to what pages it can do I/O directly to. A low level driver can call blk_queue_bounce_limit to have lower memory pages allocated as bounce buffers for doing I/O to pages residing above dma_mask.COPYRIGHTKernel Hackers Manual 2.6. July 2010 BLK_QUEUE_BOUNCE_LIM(9)
Related Man Pages |
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blk_make_request(9) - centos |
struct_device(9) - centos |
usb_alloc_coherent(9) - centos |
mbp_create(9) - debian |
mbp_free(9) - debian |
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