Hello Daniel,
On Mon, 18 Nov 2019 at 16:05, Daniel Vetter wrote:
>
> Hi all,
>
> Way back when we created the dma-buf spec it made sense to have kmap/unmap
> interfaces, since 32bit kernels with limited vmalloc space were still
> rather ubiquitous. But that idea (like many others) never caught on
Hi all,
Way back when we created the dma-buf spec it made sense to have kmap/unmap
interfaces, since 32bit kernels with limited vmalloc space were still
rather ubiquitous. But that idea (like many others) never caught on, was
quickly replaced by vmaps covering the entire buffer for all real uses,