linux-kernel - Re: Math-emu kills the kernel on Athlon64 X2

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Message-ID: <Pine.LNX.4.64.0609191453310.4388@g5.osdl.org>
Date:	Tue, 19 Sep 2006 15:01:08 -0700 (PDT)
From:	Linus Torvalds <torvalds@...l.org>
To:	Jesper Juhl <jesper.juhl@...il.com>
cc:	Andi Kleen <ak@...e.de>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: Math-emu kills the kernel on Athlon64 X2

On Tue, 19 Sep 2006, Jesper Juhl wrote:
> 
> The config is attached.

Can you try without SMP, and with CONFIG_X86_GENERIC (the latter to make 
sure that we don't do any static optimizations: right now you've told the 
compile system that you're compiling for an Opteron, and while I _think_ 
all the SSE optimizations are dynamic at run-time, I haven't checked 
extensively.
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