Date: Tue, 30 Aug 2005 00:24:47 +0200 From: Andre Oppermann <andre@freebsd.org> To: Mike Silbersack <silby@silby.com> Cc: cvs-src@FreeBSD.org, src-committers@FreeBSD.org, cvs-all@FreeBSD.org Subject: Re: cvs commit: src/sys/sys mbuf.h src/sys/kern uipc_mbuf.c Message-ID: <43138B2F.E03BB8@freebsd.org> References: <200508291958.j7TJwvd0093355@repoman.freebsd.org> <43136DAC.4318A183@freebsd.org> <20050829170809.L55561@odysseus.silby.com>
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Mike Silbersack wrote: > > On Mon, 29 Aug 2005, Andre Oppermann wrote: > > > A kernel with m_santiy() as the first thing in ip_output() doesn't > > survive the first outgoing TCP connection. > > > > There are a lot of strange and sometimes right out incorrect mbuf > > (ab)uses in the kernel. > > > > -- > > Andre > > I can tell you one of the problems - tcp_reass moves the m_data pointer > forward, then continues to use the data in the pre-pointer area. This is not the problem here. tcp_reass is not involved in the ip_output() path. -- Andre
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