linux-kernel - Re: dma mask related fixups (including full bus_dma

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Message-ID: <7b94786fb357c70f905a90f9172ab984418271ce.camel@kernel.crashing.org>
Date:   Tue, 02 Oct 2018 06:51:23 +1000
From:   Benjamin Herrenschmidt <benh@...nel.crashing.org>
To:     Christoph Hellwig <hch@....de>, iommu@...ts.linux-foundation.org
Cc:     Robin Murphy <robin.murphy@....com>, linux-kernel@...r.kernel.org,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linuxppc-dev@...ts.ozlabs.org
Subject: Re: dma mask related fixups (including full bus_dma_mask support) v2

On Mon, 2018-10-01 at 16:32 +0200, Christoph Hellwig wrote:
> FYI, I've pulled this into the dma-mapping tree to make forward
> progress.  All but oatch 4 had formal ACKs, and for that one Robin
> was fine even without and explicit ack.  I'll also send a patch to
> better document the zone selection as it confuses even well versed
> people like Ben.

Thanks. I"ll try to dig out some older systems to test.

Cheers,
Ben.