* Denys Vlasenko <dvlas...@redhat.com> wrote:
> Only compile-tested.
>
> Signed-off-by: Denys Vlasenko <dvlas...@redhat.com>
> CC: Ingo Molnar <mi...@kernel.org>
> CC: Borislav Petkov <b...@alien8.de>
> CC: "H. Peter Anvin" <h...@zytor.com>
> CC: Andy Lutomirski <l...@amacapital.net>
> CC: Kees Cook <keesc...@chromium.org>
> CC: x...@kernel.org
> CC: linux-kernel@vger.kernel.org
> ---
> arch/x86/math-emu/fpu_aux.c | 70 ++++++++++++++++++++++
> arch/x86/math-emu/fpu_entry.c | 14 +++--
> arch/x86/math-emu/fpu_proto.h | 12 ++++
> arch/x86/math-emu/reg_compare.c | 128
> ++++++++++++++++++++++++++++++++++++++++
> 4 files changed, 218 insertions(+), 6 deletions(-)
Very nice!
I tried out this patch (had to fix two math-emu bugs first), but it does not
seem
to make any difference, I still get a SIGILL in FUCOMIP:
4dd76371: df e9 fucomip %st(1),%st
Thanks,
Ingo
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