On Fri, Aug 14, 2020 at 9:15 AM Ezequiel Garcia
wrote:
> Thanks for the patch.
>
> On Fri, 14 Aug 2020 at 03:25, John Stultz wrote:
> >
> > This adds a heap that allocates non-contiguous buffers that are
> > marked as writecombined, so they are not cached by the CPU.
> >
>
> What's the rationale
On Fri, Aug 14, 2020 at 2:17 AM Daniel Vetter wrote:
>
> On Fri, Aug 14, 2020 at 06:24:58AM +, John Stultz wrote:
> > This adds a heap that allocates non-contiguous buffers that are
> > marked as writecombined, so they are not cached by the CPU.
> >
> > This is useful, as most graphics buffers
Hi John,
Thanks for the patch.
On Fri, 14 Aug 2020 at 03:25, John Stultz wrote:
>
> This adds a heap that allocates non-contiguous buffers that are
> marked as writecombined, so they are not cached by the CPU.
>
What's the rationale for exposing the memory
attribute as a new heap, instead of ju
On Fri, Aug 14, 2020 at 06:24:58AM +, John Stultz wrote:
> This adds a heap that allocates non-contiguous buffers that are
> marked as writecombined, so they are not cached by the CPU.
>
> This is useful, as most graphics buffers are usually not touched
> by the CPU or only written into once b
This adds a heap that allocates non-contiguous buffers that are
marked as writecombined, so they are not cached by the CPU.
This is useful, as most graphics buffers are usually not touched
by the CPU or only written into once by the CPU. So when mapping
the buffer over and over between devices, we