Re: [RESEND][PATCH v8 0/5] DMA-BUF Heaps (destaging ION)

From: Brian Starkey
Date: Mon Oct 14 2019 - 05:08:54 EST


Hi Andrew,

On Wed, Oct 09, 2019 at 02:27:15PM -0400, Andrew F. Davis wrote:
> The CMA driver that registers these nodes will have to be expanded to
> export them using this framework as needed. We do something similar to
> export SRAM nodes:
>
> https://lkml.org/lkml/2019/3/21/575
>
> Unlike the system/default-cma driver which can be centralized in the
> tree, these extra exporters will probably live out in other subsystems
> and so are added in later steps.
>
> Andrew

I was under the impression that the "cma_for_each_area" loop in patch
4 would do that (add_cma_heaps). Is it not the case?

Thanks,
-Brian