dma_buf_kmap man page on OpenSuSE

dma_buf_kmap man page on OpenSuSE

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DMA_BUF_KMAP(9)		 Device drivers infrastructure	       DMA_BUF_KMAP(9)

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

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

ARGUMENTS
       dmabuf
	   [in] buffer to map page from.

       page_num
	   [in] page in PAGE_SIZE units to map.

DESCRIPTION
       This call must always succeed, any necessary preparations that might
       fail need to be done in begin_cpu_access.

COPYRIGHT
Kernel Hackers Manual 3.11	 November 2013		       DMA_BUF_KMAP(9)

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