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> In-Reply-To: <200206222235.g5MMZrd58098@freefall.freebsd.org>; from jdp@FreeBSD.org on Sat, Jun 22, 2002 at 03:35:53PM -0700 References: <200206222235.g5MMZrd58098@freefall.freebsd.org>
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[-- Attachment #1 --] On Sat, Jun 22, 2002 at 03:35:53PM -0700, John Polstra wrote: > jdp 2002/06/22 15:35:53 PDT > > Modified files: > sys/i386/i386 in_cksum.c > sys/i386/include in_cksum.h > 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 [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.0.7 (FreeBSD) iD8DBQE9FU6XWry0BWjoQKURAjHYAJ9BgeABYmy8e77+Z+U/8v0D59lkzACfTnf1 VCxYh3Q+gfGDdheivKXgGW8= =C21G -----END PGP SIGNATURE-----
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