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Subject: Re: [PATCH] [RFC] [2.5 i386] GCC 3.1 -march support, PPRO_FENCE
	reduction, prefetch fixes and other CPU-related changes
From: Luca Barbieri <ldb@ldb.ods.org>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: "J.A. Magallon" <jamagallon@able.es>,
       Linux-Kernel ML <linux-kernel@vger.kernel.org>
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> If OOSTORE is defined then we can't safely use any mmx operations, so
> this is all noise and its still the case no change is required
Yes, this is only for future processors (e.g. out-order AMD/Intels or
Winchips with extended MMX).

So are lfence and mfence OK?


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