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Date: Thu, 25 Aug 2005 13:53:05 +0900 (JST)
Message-Id: <20050825.135305.607972645.hyoshiok@miraclelinux.com>
To: taka@valinux.co.jp
Cc: linux-kernel@vger.kernel.org, hyoshiok@miraclelinux.com
Subject: Re: [RFC] [PATCH] cache pollution aware __copy_from_user_ll()
From: Hiro Yoshioka <hyoshiok@miraclelinux.com>
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From: Hirokazu Takahashi <taka@valinux.co.jp>
> > The following patch does not use MMX regsiters so that we don't have
> > to worry about save/restore the FPU/MMX states.
> > 
> > What do you think?
> 
> I think __copy_user_zeroing_intel_nocache() should be followed by sfence
> or mfence instruction to flush the data.

Thanks. I'll implement it.

Regards,
  Hiro