From owner-cvs-all Mon Sep 14 05:29:44 1998 Return-Path: Received: (from daemon@localhost) by hub.freebsd.org (8.8.8/8.8.8) id FAA27240 for cvs-all-outgoing; Mon, 14 Sep 1998 05:29:44 -0700 (PDT) (envelope-from owner-cvs-all) Received: from spinner.netplex.com.au (spinner.netplex.com.au [202.12.86.3]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id FAA27233; Mon, 14 Sep 1998 05:29:37 -0700 (PDT) (envelope-from peter@netplex.com.au) Received: from spinner.netplex.com.au (localhost [127.0.0.1]) by spinner.netplex.com.au (8.8.8/8.8.8/Spinner) with ESMTP id UAA10464; Mon, 14 Sep 1998 20:25:12 +0800 (WST) (envelope-from peter@spinner.netplex.com.au) Message-Id: <199809141225.UAA10464@spinner.netplex.com.au> X-Mailer: exmh version 2.0.2 2/24/98 To: Poul-Henning Kamp cc: Andrzej Bialecki , cvs-committers@FreeBSD.ORG, cvs-all@FreeBSD.ORG Subject: Re: cvs commit: src/sys/i386/i386 machdep.c In-reply-to: Your message of "Mon, 14 Sep 1998 13:46:12 +0200." <24038.905773572@critter.freebsd.dk> Date: Mon, 14 Sep 1998 20:25:11 +0800 From: Peter Wemm Sender: owner-cvs-all@FreeBSD.ORG X-Loop: FreeBSD.org Precedence: bulk Poul-Henning Kamp wrote: > In message <199809141147.EAA18800@freefall.freebsd.org>, Andrzej Bialecki wri te > s: > >abial 1998/09/14 04:47:41 PDT > > > > Modified files: > > sys/i386/i386 machdep.c > > Log: > > This implements retrieving the contents of message buffer via sysctl(3) > > as "machdep.msgbuf". It's needed in case of using stripped kernels, where > > normal dmesg (which has to use kvm) doesn't work. > > > > The buffer is unwound, meaning that the data will be linear, possibly > > with some leading NULLs. > > Now dmesg should be changed to use this interface, so that one less > program needs access to /dev/kmem... I've found dmesg's ability to extract the msgbuf from a crashdump to be invalueable.. ie: "dmesg -N kernel.41 -M vmcore.41". It would be a shame to loose this ability without some other replacement. The same goes for ps(1). Cheers, -Peter