From owner-cvs-all  Sat Jun 22 21:29:20 2002
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Date: Sat, 22 Jun 2002 21:29:13 -0700
From: Kris Kennaway <kris@obsecurity.org>
To: John Polstra <jdp@FreeBSD.org>
Cc: cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org
Subject: Re: cvs commit: src/sys/i386/i386 in_cksum.c src/sys/i386/include in_cksum.h
Message-ID: <20020622212912.A42681@xor.obsecurity.org>
References: <200206222235.g5MMZrd58098@freefall.freebsd.org>
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In-Reply-To: <200206222235.g5MMZrd58098@freefall.freebsd.org>; from jdp@FreeBSD.org on Sat, Jun 22, 2002 at 03:35:53PM -0700
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On Sat, Jun 22, 2002 at 03:35:53PM -0700, John Polstra wrote:
> jdp         2002/06/22 15:35:53 PDT
>=20
>   Modified files:
>     sys/i386/i386        in_cksum.c=20
>     sys/i386/include     in_cksum.h=20
>   Log:
>   Fix several bugs in the i386 asm statements used to speed up Internet
>   checksumming.  These bugs could possibly cause bad code to be
>   generated at elevated optimization levels.

I'm pretty sure I've seen this bug in action with -O2 kernels (years
ago) - good catch!

Kris

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