1DMA_BUF_KMAP(9)          Device drivers infrastructure         DMA_BUF_KMAP(9)
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NAME

6       dma_buf_kmap - Map a page of the buffer object into kernel address
7       space. The same restrictions as for kmap and friends apply.
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SYNOPSIS

10       void * dma_buf_kmap(struct dma_buf * dmabuf, unsigned long page_num);
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ARGUMENTS

13       dmabuf
14           [in] buffer to map page from.
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16       page_num
17           [in] page in PAGE_SIZE units to map.
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DESCRIPTION

20       This call must always succeed, any necessary preparations that might
21       fail need to be done in begin_cpu_access.
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24Kernel Hackers Manual 3.10         June 2019                   DMA_BUF_KMAP(9)
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