Re: [PATCH] Re: SSE related security hole

From: Linus Torvalds (torvalds@transmeta.com)
Date: Fri Apr 19 2002 - 19:29:21 EST


On Fri, 19 Apr 2002, H. Peter Anvin wrote:
>
> Remember that one of the original design goals of MMX was to run on
> unmodified operating systems (and it can't be turned off); thus needing
> any extra initialization is a bug.

Oh, I agree 100%. The sanest thing would certainly have been to make sure
"fninit" just clears everything inclusing MMX and full XMM state. Oh,
well.

                Linus

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