From owner-freebsd-stable@FreeBSD.ORG Sat Feb 19 14:24:52 2011 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id CEDF51065698; Sat, 19 Feb 2011 14:24:52 +0000 (UTC) (envelope-from prvs=10311e3df6=killing@multiplay.co.uk) Received: from mail1.multiplay.co.uk (mail1.multiplay.co.uk [85.236.96.23]) by mx1.freebsd.org (Postfix) with ESMTP id 4019E8FC13; Sat, 19 Feb 2011 14:24:52 +0000 (UTC) X-MDAV-Processed: mail1.multiplay.co.uk, Sat, 19 Feb 2011 14:24:34 +0000 X-Spam-Processed: mail1.multiplay.co.uk, Sat, 19 Feb 2011 14:24:34 +0000 X-Spam-Checker-Version: SpamAssassin 3.2.5 (2008-06-10) on mail1.multiplay.co.uk X-Spam-Level: X-Spam-Status: No, score=-5.0 required=6.0 tests=USER_IN_WHITELIST shortcircuit=ham autolearn=disabled version=3.2.5 Received: from r2d2 ([188.220.16.49]) by mail1.multiplay.co.uk (mail1.multiplay.co.uk [85.236.96.23]) (MDaemon PRO v10.0.4) with ESMTP id md50012258207.msg; Sat, 19 Feb 2011 14:24:32 +0000 X-MDRemoteIP: 188.220.16.49 X-Return-Path: prvs=10311e3df6=killing@multiplay.co.uk X-Envelope-From: killing@multiplay.co.uk Message-ID: <482E22A771C8471C8D3F31ACFBAE817B@multiplay.co.uk> From: "Steven Hartland" To: References: <8332E9240ECA403480B48D21FA3A8694@multiplay.co.uk> <20110219143530.45d0f958@ernst.jennejohn.org> Date: Sat, 19 Feb 2011 14:24:59 -0000 MIME-Version: 1.0 Content-Type: text/plain; format=flowed; charset="iso-8859-1"; reply-type=original Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.5931 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.5994 Cc: freebsd-hackers@freebsd.org, freebsd-stable@freebsd.org Subject: Re: machdep.hlt_cpus not safe with ULE? X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 19 Feb 2011 14:24:52 -0000 ----- Original Message ----- From: "Gary Jennejohn" > > Looking at the kernel source it appears that only sched_4bsd.c makes use > of hlt_cpus_mask. Given ULE is default do these need to be either removed totally or at least conditionally based on the scheduler choice as currently they are quite dangerous to a systems health? Regards Steve ================================================ This e.mail is private and confidential between Multiplay (UK) Ltd. and the person or entity to whom it is addressed. In the event of misdirection, the recipient is prohibited from using, copying, printing or otherwise disseminating it or any information contained in it. In the event of misdirection, illegible or incomplete transmission please telephone +44 845 868 1337 or return the E.mail to postmaster@multiplay.co.uk.