linux-kernel - Re: [PATCH 0/5 v3] Fix NVMe driver support on Power with 32-bit DMA

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Message-ID: <1445992192.1856.23.camel@kernel.crashing.org>
Date:	Wed, 28 Oct 2015 09:29:52 +0900
From:	Benjamin Herrenschmidt <benh@...nel.crashing.org>
To:	Julian Calaby <julian.calaby@...il.com>,
	Nishanth Aravamudan <nacc@...ux.vnet.ibm.com>
Cc:	David Miller <davem@...emloft.net>, willy@...ux.intel.com,
	keith.busch@...el.com, paulus@...ba.org, mpe@...erman.id.au,
	aik@...abs.ru, david@...son.dropbear.id.au,
	Christoph Hellwig <hch@...radead.org>,
	linux-nvme@...ts.infradead.org,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	linuxppc-dev@...ts.ozlabs.org,
	sparclinux <sparclinux@...r.kernel.org>
Subject: Re: [PATCH 0/5 v3] Fix NVMe driver support on Power with 32-bit DMA

On Wed, 2015-10-28 at 10:43 +1100, Julian Calaby wrote:
> Hi Nishanth,
> You'll be CCing the maintainers of each architecture on the patches
> to
> add the functions, so if they do have specific requirements, I'm sure
> they'll let you know or provide patches.

That sort of accross-all-arch change tend to take forever. I'd rather
get the existing series in to fix the problem, we can look into
improving things later but I tend to think that the default of using
PAGE_SHIFT in asm-generic will be fine for most archs.

Ben.

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