Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S267516AbUJRTVT (ORCPT ); Mon, 18 Oct 2004 15:21:19 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S267508AbUJRTSb (ORCPT ); Mon, 18 Oct 2004 15:18:31 -0400 Received: from mail4.utc.com ([192.249.46.193]:45224 "EHLO mail4.utc.com") by vger.kernel.org with ESMTP id S267536AbUJRTSE (ORCPT ); Mon, 18 Oct 2004 15:18:04 -0400 Message-ID: <417416DF.4050201@cybsft.com> Date: Mon, 18 Oct 2004 14:17:51 -0500 From: "K.R. Foley" Organization: Cybersoft Solutions, Inc. User-Agent: Mozilla Thunderbird 0.8 (X11/20040913) X-Accept-Language: en-us, en MIME-Version: 1.0 To: Ingo Molnar CC: linux-kernel@vger.kernel.org, Lee Revell , Rui Nuno Capela , Mark_H_Johnson@Raytheon.com, Bill Huey , Adam Heath , Florian Schmidt Subject: Re: [patch] Real-Time Preemption, -RT-2.6.9-rc4-mm1-U5 References: <20041012123318.GA2102@elte.hu> <20041012195424.GA3961@elte.hu> <20041013061518.GA1083@elte.hu> <20041014002433.GA19399@elte.hu> <20041014143131.GA20258@elte.hu> <20041014234202.GA26207@elte.hu> <20041015102633.GA20132@elte.hu> <20041016153344.GA16766@elte.hu> <20041018145008.GA25707@elte.hu> <41740F19.1080502@cybsft.com> <20041018184943.GB4625@elte.hu> In-Reply-To: <20041018184943.GB4625@elte.hu> X-Enigmail-Version: 0.86.1.0 X-Enigmail-Supports: pgp-inline, pgp-mime Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1099 Lines: 36 Ingo Molnar wrote: > * K.R. Foley wrote: > > >>Ingo Molnar wrote: >> >>>i have released the -U5 Real-Time Preemption patch: >>> >>> http://redhat.com/~mingo/voluntary-preempt/voluntary-preempt-2.6.9-rc4-mm1-U5 >>> >> >>Ingo, >> >>*** Warning: "__you_cannot_kmalloc_that_much" >>[drivers/scsi/aacraid/aacraid.ko] undefined! >> >>This just appeared in U5. I was trying to track this one down just >>because I saw it, even though I don't need aacraid. I am having a hell >>of a time tracking down what changed that would cause this, but I >>figure you will know exactly what changed that would cause it. :) > > > i suspect this is due to the size increase of semaphores if > CONFIG_RWSEM_DEADLOCK_DETECT is enabled. Try lowering > CONFIG_RWSEM_MAX_OWNERS from the default 64 to 32, does that help? > > Ingo > Yes. That does help. kr - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/