Query: dma_buf_kmap
OS: centos
Section: 9
Format: Original Unix Latex Style Formatted with HTML and a Horizontal Scroll Bar
DMA_BUF_KMAP(9) Device drivers infrastructure DMA_BUF_KMAP(9)NAMEdma_buf_kmap - Map a page of the buffer object into kernel address space. The same restrictions as for kmap and friends apply.SYNOPSISvoid * dma_buf_kmap(struct dma_buf * dmabuf, unsigned long page_num);ARGUMENTSdmabuf [in] buffer to map page from. page_num [in] page in PAGE_SIZE units to map.DESCRIPTIONThis call must always succeed, any necessary preparations that might fail need to be done in begin_cpu_access.COPYRIGHTKernel Hackers Manual 3.10 June 2014 DMA_BUF_KMAP(9)
Related Man Pages |
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sf_buf(9) - freebsd |
sf_buf_alloc(9) - debian |
sf_buf_free(9) - debian |
sf_buf_page(9) - debian |
sf_buf_page(9) - freebsd |
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