Re: [PATCH 08/13] swiotlb-xen: always use dma-direct helpers to alloc coherent pages

From: Christoph Hellwig
Date: Wed Sep 04 2019 - 03:00:39 EST

On Tue, Sep 03, 2019 at 06:25:54PM -0400, Boris Ostrovsky wrote:
> > If I am reading __dma_direct_alloc_pages() correctly there is a path
> > that will force us to use GFP_DMA32 and as Juergen pointed out in
> > another message that may not be desirable.

Yes, it will add GFP_DMA32. So I guess for now we'll just keep the
direct page allocator calls and resend. I don't think this is the
right thing to do long term, but I'd really like to get this series