Re: [RESEND][PATCH v16 3/5] dma-buf: heaps: Add system heap to dmabuf heaps

From: John Stultz
Date: Thu Dec 12 2019 - 13:37:32 EST


On Thu, Dec 12, 2019 at 8:20 AM Andrew F. Davis <afd@xxxxxx> wrote:
> On 12/3/19 12:26 PM, John Stultz wrote:
> > +static int system_heap_create(void)
> > +{
> > + struct dma_heap_export_info exp_info;
> > + int ret = 0;
> > +
> > + exp_info.name = "system_heap";
>
>
> nit: Would prefer the name just be "system", the heap part is redundant
> given it will be in a "heaps" directory, other heaps don't have that. As
> the heap will be accessed by users using this name:
> (/sys/dma_heap/system_heap) we need to think of it like an ABI and get
> it right the first time. The directory name should probably also be
> plural "heaps" as it is a collection of heaps..

Wish this thought had come up earlier. Again, not bad suggestions,
just a bit late as the patches have been queued in drm-misc-next.

Can you submit a tack-on patch to address this, and we can see about
pulling it in so it lands before the code heads to Linus?

thanks
-john