Re: dma-pool fixes

Christoph Hellwig
2020-07-28T12:41:22Z

On Tue, Jul 28, 2020 at 05:55:30PM +0530, Amit Pundir wrote:
> On Tue, 28 Jul 2020 at 17:37, Christoph Hellwig <hch@lst.de> wrote:
> >
> > On Tue, Jul 28, 2020 at 05:32:56PM +0530, Amit Pundir wrote:
> > > > can you try these two patches? The first one makes sure we don't apply
> > > > physical address based checks for IOMMU allocations, and the second one
> > > > is a slightly tweaked version of the patch from Nicolas to allow dipping
> > > > into the CMA areas for allocations to expand the atomic pools.
> > >
> > > Sorry, verified a couple of times but these two patches are not working
> > > for me. I'm stuck at the bootloader splash screen on my phone.
> >
> > Thanks for testing. The only intended functional change compared to
> > Fridays patch was the issue Nicolas pointed out. Can you try this hack
> > on top?
>
> Yes, that worked.

Oh well, this leaves me confused again. It looks like your setup
really needs a CMA in zone normal for the dma or dma32 pool.