From owner-freebsd-sparc64@FreeBSD.ORG Tue Dec 29 10:20:03 2009 Return-Path: Delivered-To: freebsd-sparc64@hub.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id E841D1065670 for ; Tue, 29 Dec 2009 10:20:03 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (freefall.freebsd.org [IPv6:2001:4f8:fff6::28]) by mx1.freebsd.org (Postfix) with ESMTP id BDF028FC14 for ; Tue, 29 Dec 2009 10:20:03 +0000 (UTC) Received: from freefall.freebsd.org (localhost [127.0.0.1]) by freefall.freebsd.org (8.14.3/8.14.3) with ESMTP id nBTAK3KV097649 for ; Tue, 29 Dec 2009 10:20:03 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.14.3/8.14.3/Submit) id nBTAK3cE097648; Tue, 29 Dec 2009 10:20:03 GMT (envelope-from gnats) Date: Tue, 29 Dec 2009 10:20:03 GMT Message-Id: <200912291020.nBTAK3cE097648@freefall.freebsd.org> To: freebsd-sparc64@FreeBSD.org From: Manuel Tobias Schiller Cc: Subject: Re: sparc64/142102: FreeBSD 8.0 kernel panics on sparc64 when accessing NFS X-BeenThere: freebsd-sparc64@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: Manuel Tobias Schiller List-Id: Porting FreeBSD to the Sparc List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 29 Dec 2009 10:20:04 -0000 The following reply was made to PR sparc64/142102; it has been noted by GNATS. From: Manuel Tobias Schiller To: Marius Strobl Cc: Mark Linimon , FreeBSD-gnats-submit@FreeBSD.org, Manuel Tobias Schiller Subject: Re: sparc64/142102: FreeBSD 8.0 kernel panics on sparc64 when accessing NFS Date: Tue, 29 Dec 2009 11:15:16 +0100 On Tue, 29 Dec 2009 01:58:29 +0100 Marius Strobl wrote: > I think you guys are talking about different things; AFAIK the > package build cluster nodes only act as NFS clients but this > problem is about when using machines with strict alignment > requirements as an NFS server. That might explain why Mark does not see panics (assuming the NFS client code has had more testing on sparc64 or similar architectures which does not seem unlikely (e.g. in the build cluster))... > I'm using a more or less current HEAD but the NFS code hasn't > changed that much since 8.0, at least it doesn't contain any > other alignment fixes I'm aware of. > I think I got what the problem is but I still haven't managed > to reproduce it so far. Could you please test whether the > following patch makes a difference? > http://people.freebsd.org/~marius/fha_extract_info_realign.diff > > Marius Your patch applies more or less cleanly (a line or two offset here and there, but nothing to worry about AFAICT), and make buildkernel is having a go at the sources. I'll let you know what comes out. Thanks, Manuel -- Homepage: http://www.hinterbergen.de/mala OpenPGP: 0xA330353E (DSA) or 0xD87D188C (RSA)