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Date: Mon, 11 Mar 2019 08:46:55 -0700 From: Christoph Hellwig <hch@...radead.org> To: Antoine Tenart <antoine.tenart@...tlin.com> Cc: Christoph Hellwig <hch@...radead.org>, Brian Brooks <brian.brooks@...aro.org>, David Miller <davem@...emloft.net>, maxime.chevallier@...tlin.com, ymarkman@...vell.com, stefanc@...vell.com, netdev@...r.kernel.org, linux-kernel@...r.kernel.org, bjorn.topel@...el.com, brian.brooks@....com Subject: Re: [PATCH] net: mvpp2: avoid bouncing buffers On Fri, Mar 01, 2019 at 03:26:02PM +0100, Antoine Tenart wrote: > Hi Christoph, > > I saw you sent this patch as part of another series back in August, but > it seems it was never applied and I can't find it even in -next. We made > some tests and this patch is helping a lot the PPv2 engine driver in > improving its performances. > > Do you plan on re-sending it, or reworking it? Are there current issues > with it that prevent it from being merged upstream? Can we help in any > way? Hi Antoine, it's been a while, but my vague memory is that this caused failures in some ARM setups, and I was tought why for AMBA setting up the default mask is a bad idea. I don't really remember more, though.
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