linux-kernel - RE: HELP: Is writeq an atomic operation??

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Message-ID: <0631C836DBF79F42B5A60C8C8D4E822901047B4C@NAMAIL2.ad.lsil.com>
Date:	Fri, 2 May 2008 17:20:58 -0600
From:	"Moore, Eric" <Eric.Moore@....com>
To:	"Roland Dreier" <rdreier@...co.com>
Cc:	<linux-kernel@...r.kernel.org>
Subject: RE: HELP:  Is writeq an atomic operation??

> to me.  Does the "Mem MWr(32)" worry you?  I can't see why it 
> would be a
> problem -- the PCIe TLP only has one type of memory write transaction

The concern was raised in a code review we had earlier; it sounds like
we are good.

Under platforms where writeq is not defined, what should I do?

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