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Date:	Sat, 13 Dec 2014 23:43:20 -0500 (EST)
From:	David Miller <>
Cc:	David.Laight@...LAB.COM,,,,,
Subject: Re: [PATCH net] net/mlx4_en: correct the endianness of
 doorbell_qpn on big endian platform

From: Wei Yang <>
Date: Sat, 13 Dec 2014 11:13:38 +0800

> On Mon, Dec 08, 2014 at 10:42:37PM +0800, Wei Yang wrote:
> If you prefer this way, I would like to send a new version for this.
> Is it ok for you?

I'm not so sure.  There are implications when using the __raw_*()

In particular, using __raw_{read,write}l() also means that the usual
necessary I/O memory barriers are not being performed.

There are therefore no ordering guarantees between __raw_*() and other
I/O or memory accesses whatsoever.
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