Date: Sun, 28 Oct 2012 22:04:21 +0100 From: Andre Oppermann <andre@freebsd.org> To: Gleb Smirnoff <glebius@FreeBSD.org> Cc: svn-src-head@FreeBSD.org, svn-src-all@FreeBSD.org, src-committers@FreeBSD.org Subject: Re: svn commit: r242161 - in head/sys: net netinet netpfil/pf Message-ID: <508D9DD5.2080800@freebsd.org> In-Reply-To: <20121027220137.GJ70741@FreeBSD.org> References: <201210262106.q9QL6YgY000943@svn.freebsd.org> <508BBE6C.7010409@freebsd.org> <20121027220137.GJ70741@FreeBSD.org>
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On 28.10.2012 00:01, Gleb Smirnoff wrote: > On Sat, Oct 27, 2012 at 12:58:52PM +0200, Andre Oppermann wrote: > A> On 26.10.2012 23:06, Gleb Smirnoff wrote: > A> > Author: glebius > A> > Date: Fri Oct 26 21:06:33 2012 > A> > New Revision: 242161 > A> > URL: http://svn.freebsd.org/changeset/base/242161 > A> > > A> > Log: > A> > o Remove last argument to ip_fragment(), and obtain all needed information > A> > on checksums directly from mbuf flags. This simplifies code. > A> > o Clear CSUM_IP from the mbuf in ip_fragment() if we did checksums in > A> > hardware. Some driver may not announce CSUM_IP in theur if_hwassist, > A> > although try to do checksums if CSUM_IP set on mbuf. Example is em(4). > A> > A> I'm not getting your description here? Why work around a bug in a driver > A> in ip_fragment() when we can fix the bug in the driver? > > Well, that was actually bug in the stack and a very special driver that > demonstrates it. I may even agree that driver is incorrect, but the stack was > incorrect, too. Ah, OK. Do you intend to fix the driver as well? -- Andre
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