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Message-ID: <1403306175.4587.68.camel@pasglop>
Date:	Sat, 21 Jun 2014 09:16:15 +1000
From:	Benjamin Herrenschmidt <benh@...nel.crashing.org>
To:	Alexey Kardashevskiy <aik@...abs.ru>
Cc:	Alex Williamson <alex.williamson@...hat.com>,
	linuxppc-dev@...ts.ozlabs.org, kvm@...r.kernel.org,
	linux-kernel@...r.kernel.org, Alexander Graf <agraf@...e.de>,
	Nikunj A Dadhania <nikunj@...ux.vnet.ibm.com>
Subject: Re: [PATCH] vfio: Fix endianness handling for emulated BARs

On Sat, 2014-06-21 at 00:14 +1000, Alexey Kardashevskiy wrote:

> We can still use __raw_writel&co, would that be ok?

No unless you understand precisely what kind of memory barriers each
platform require for these.

Cheers,
Ben.


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