From owner-freebsd-current Tue Feb 10 09:12:13 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id JAA00941 for current-outgoing; Tue, 10 Feb 1998 09:12:13 -0800 (PST) (envelope-from owner-freebsd-current@FreeBSD.ORG) Received: from Ilsa.StevesCafe.com (Ilsa.StevesCafe.com [205.168.119.129]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id JAA00927 for ; Tue, 10 Feb 1998 09:12:02 -0800 (PST) (envelope-from fbsd@Ilsa.StevesCafe.com) Received: from Ilsa.StevesCafe.com (localhost [127.0.0.1]) by Ilsa.StevesCafe.com (8.8.7/8.8.5) with ESMTP id KAA23233; Tue, 10 Feb 1998 10:11:51 -0700 (MST) Message-Id: <199802101711.KAA23233@Ilsa.StevesCafe.com> X-Mailer: exmh version 2.0gamma 1/27/96 From: Steve Passe To: Eivind Eklund cc: current@FreeBSD.ORG Subject: Re: Minor test from somebody with SMP needed In-reply-to: Your message of "Tue, 10 Feb 1998 17:40:01 +0100." <19980210174001.25447@follo.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Tue, 10 Feb 1998 10:11:51 -0700 Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG Hi, > Can somebody test if their system seem to work reliably with the below > patch and > > options SIMPLELOCK_DEBUG > > in their kernel config file? Alternatively, can somebody that > understand the issues say if the change is correct? > > SIMPLELOCK_DEBUG doesn't work at all with a multiprocessor-system as > it is; the kernel won't even link, and this breaks LINT. These routines can't work with SMP as they substitute for real locks and an SMP machine would soon go down in flames if it depended on them. They are a debug mechanism for a single CPU system, and predate the FreeBSD developmnent effort. -- Steve Passe | powered by smp@csn.net | Symmetric MultiProcessor FreeBSD To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe current" in the body of the message