Re: [PATCH] dma-pool: Do not allocate pool memory from CMA

From: Christoph Hellwig
Date: Tue Jul 21 2020 - 07:28:47 EST


On Tue, Jul 21, 2020 at 01:15:23PM +0200, Nicolas Saenz Julienne wrote:
> I'm at loss at what could be failing here. Your device should be able
> to address the whole 8GB memory space, which AFAIK is the max available
> on that smartphone family. But maybe the device-tree is lying, who
> knows...

Maybe we should give your patch to allocate from CMA but check the
address a try? (just because we can..)