linux-kernel - Re: [PATCH 2/2] openrisc: use the generic in-place uncached DMA allocator

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Date:   Mon, 24 Feb 2020 20:45:28 +0100
From:   Christoph Hellwig <hch@....de>
To:     Stafford Horne <shorne@...il.com>
Cc:     Christoph Hellwig <hch@....de>, Jonas Bonn <jonas@...thpole.se>,
        Stefan Kristiansson <stefan.kristiansson@...nalahti.fi>,
        Marek Szyprowski <m.szyprowski@...sung.com>,
        Robin Murphy <robin.murphy@....com>,
        Will Deacon <will@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        openrisc@...ts.librecores.org, iommu@...ts.linux-foundation.org,
        linux-arm-kernel@...ts.infradead.org, linux-arch@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2] openrisc: use the generic in-place uncached DMA
 allocator

On Sat, Feb 22, 2020 at 07:14:47AM +0900, Stafford Horne wrote:
> On Thu, Feb 20, 2020 at 09:01:39AM -0800, Christoph Hellwig wrote:
> > Switch openrisc to use the dma-direct allocator and just provide the
> > hooks for setting memory uncached or cached.
> > 
> > Signed-off-by: Christoph Hellwig <hch@....de>
> 
> Reviewed-by: Stafford Horne <shorne@...il.com>
> 
> Also, I test booted openrisc with linux 5.5 + these patches.  Thanks for
> continuing to shrink my code base.

I just resent a new version that changes how the hooks work based on
feedback from Robin.  Everything should work as-is, but if you have
some time to retest that would be great.