Date: Thu, 20 Sep 2001 19:40:52 +0200 From: Wilko Bulte <wkb@freebie.xs4all.nl> To: John Baldwin <jhb@FreeBSD.ORG> Cc: current@FreeBSD.ORG, Garrett Wollman <wollman@khavrinen.lcs.mit.edu> Subject: Re: Seen this lock order reversal? Message-ID: <20010920194052.B6480@freebie.xs4all.nl> In-Reply-To: <XFMail.010919133228.jhb@FreeBSD.org>; from jhb@FreeBSD.ORG on Wed, Sep 19, 2001 at 01:32:28PM -0700 References: <20010919202447.B1763@freebie.xs4all.nl> <XFMail.010919133228.jhb@FreeBSD.org>
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On Wed, Sep 19, 2001 at 01:32:28PM -0700, John Baldwin wrote: > > On 19-Sep-01 Wilko Bulte wrote: > > On Tue, Sep 18, 2001 at 03:01:25PM -0700, John Baldwin wrote: ... > >> p_flag to p_sflag which changed its locking semantics.) > > > > Another one, on a -current from yesterday, on -alpha: > > > > lock order reversal > > 1st 0xfffffc00007fcef0 clk @ ../../../alpha/alpha/clock.c:702 > > 2nd 0xfffffc00007f65d8 callout @ ../../../kern/kern_timeout.c:225 > > ds10# > > Hmm, ok, that one is new and is a problem. Can you turn on WITNESS_DDB (it's > available as the debug.witness_ddb sysctl and loader variableas well) and then > get me a traceback in ddb? I built a GENERIC with WITNESS_DDB. Sofar (of course... :-/ ) no reproduction of the problem. I'm running buildworlds, any other good suggestions to help trigger it are welcome W/ -- | / o / /_ _ email: wilko@FreeBSD.org |/|/ / / /( (_) Bulte Arnhem, The Netherlands To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message
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