From owner-freebsd-scsi Thu Oct 1 09:21:47 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id JAA15629 for freebsd-scsi-outgoing; Thu, 1 Oct 1998 09:21:47 -0700 (PDT) (envelope-from owner-freebsd-scsi@FreeBSD.ORG) Received: from nomis.simon-shapiro.org (nomis.simon-shapiro.org [209.86.126.163]) by hub.freebsd.org (8.8.8/8.8.8) with SMTP id JAA15614 for ; Thu, 1 Oct 1998 09:21:42 -0700 (PDT) (envelope-from shimon@simon-shapiro.org) Received: (qmail 15755 invoked by uid 1000); 1 Oct 1998 17:24:36 -0000 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 8bit MIME-Version: 1.0 Message-ID: X-Mailer: XFMail 1.3 [p0] on FreeBSD X-Priority: 3 (Normal) In-Reply-To: <199810011551.JAA27451@narnia.plutotech.com> Date: Thu, 01 Oct 1998 13:24:36 -0400 (EDT) X-Face: (&r=uR0&yvh>h^ZL4"-TH61PD}/|Y'~58Z# Gz&BK'&uLAf:2wLb~L7YcWfau{;N(#LR2)\i.l8'ZqVhv~$rNx$]Om6Sv36S'\~5m/U'"i/L)&t$R0&?,)tm0l5xZ!\hZU^yMyCdt!KTcQ376cCkQ^Q_n.GH;Dd-q+ O51^+.K-1Kq?WsP9;cw-Ki+b.iY-5@3!YB5{I$h;E][Xlg*sPO61^5=:5k)JdGet,M|$"lq!1!j_>? $0Yc? Reply-To: shimon@simon-shapiro.org Organization: The Simon Shapiro Foundation From: Simon Shapiro To: freebsd-scsi@FreeBSD.ORG Subject: Re: DPT_RESET - Do We Still Need It? Sender: owner-freebsd-scsi@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org Justin T. Gibbs, On 01-Oct-98 you wrote: > In article you wrote: > > The problem manifested itself by shutting the kernel down (including > > calls > > to all registered at_shutdown functions), then proceeding to do massive > > I/O > > to the (already shutdown) disk subsystem. This was during kernel > > panics > > that resulted in kernel dumps. > > I corrected this by adding the SHUTDOWN_FINAL at_shutdown state. This > hook class is called only after a system dump, if any, is performed. > I needed this for the adaptec originally, but the CAM dpt driver uses it > now too. Great! I do not have to bother with this ugly hack, then. There will be a minor patch posted soon (I need to see that it works), that takes care of some (most, all?) of the lost IRQs. I am currently stressing the driver and the kernel around it and will post results soon. > > -- > Justin Sincerely Yours, Shimon@Simon-Shapiro.ORG 770.265.7340 Simon Shapiro Unwritten code has no bugs and executes at twice the speed of mouth To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-scsi" in the body of the message