Re: [PATCH] FreeBSD-SA-06:14.fpu

From: David Xu <davidxu_at_freebsd.org>
Date: Sun, 21 May 2006 16:06:43 +0800
On Saturday 20 May 2006 06:26, Rostislav Krasny wrote:
> Ok, there is the patch. Attached to this email. I tested it on my i386
> 6.1-STABLE with GENERIC and with custom MYKERNEL. MYKERNEL doesn't have
> "options CPU_FXSAVE_LEAK" and it also attached to this email. I changed
> FXSAVE_LEAK to CPU_FXSAVE_LEAK for consistency with other CPU_* options.
> I don't have any amd64 machine, so I didn't test this patch on that
> architecture. Could somebody with amd64 test it?
>
> By the way, following command could be used to check how kernel has
> been compiled, regarding the CPU_FXSAVE_LEAK option:
>
> objdump -x /boot/kernel/kernel | grep fpu_clean_state

The patch looks fine to me, but can it be CPU_FXSAVE_NOLEAK ?
so only people know the problem will turn it on.

David Xu
Received on Sun May 21 2006 - 06:06:54 UTC

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