Re: x86 in-kernel fpu bug

[Kengo NAKAHARA <k-nakahara%iij.ad.jp@localhost>]

Hi,

On 2020/07/21 1:49, Taylor R Campbell wrote:
> > Date: Mon, 20 Jul 2020 11:04:21 +0100
> > From: Patrick Welche <prlw1%cam.ac.uk@localhost>
> >
> > After a -current/amd64 update, a sudden outbreak of floating point exceptions:
> >
> > /usr/src/tools/gcc/../../external/gpl3/gcc/dist/gcc/tree-ssa-operands.c:1348:1:
> > internal compiler error: Floating point exception
> >
> > Fetching message headers...
> > Floating point exception (core dumped) mutt
> >
> > Any guesses?
>
> There's a good chance this has been fixed in sys/arch/x86/x86/fpu.c
> revision 1.72 -- can you update and try again with a new kernel?

This commit fixes Floating point exception of build.sh release on
my machine which uses AES ipsecif(4).  The CPU is AMD A4-5000 which
has AES-NI.

Thank you for your fix.


Thanks,

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Kengo NAKAHARA <k-nakahara%iij.ad.jp@localhost>