From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1030244AbVHPRB7 (ORCPT ); Tue, 16 Aug 2005 13:01:59 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1030245AbVHPRB7 (ORCPT ); Tue, 16 Aug 2005 13:01:59 -0400 Received: from mx1.elte.hu ([157.181.1.137]:25791 "EHLO mx1.elte.hu") by vger.kernel.org with ESMTP id S1030244AbVHPRB6 (ORCPT ); Tue, 16 Aug 2005 13:01:58 -0400 Date: Tue, 16 Aug 2005 19:02:06 +0200 From: Ingo Molnar To: Alan Stern Cc: Peter Zijlstra , Ryan Brown , Kernel development list , Thomas Gleixner , "Paul E. McKenney" , Greg Kroah-Hartman , David Brownell Subject: Re: [patch] Real-Time Preemption, -RT-2.6.13-rc6-V0.7.53-11 Message-ID: <20050816170206.GA11332@elte.hu> References: <20050816161226.GA2826@elte.hu> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.4.2.1i X-ELTE-SpamVersion: MailScanner 4.31.6-itk1 (ELTE 1.2) SpamAssassin 2.63 ClamAV 0.73 X-ELTE-VirusStatus: clean X-ELTE-SpamCheck: no X-ELTE-SpamCheck-Details: score=-4.9, required 5.9, autolearn=not spam, BAYES_00 -4.90 X-ELTE-SpamLevel: X-ELTE-SpamScore: -4 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org * Alan Stern wrote: > In general yes, the patch should be okay. But there are a few things > to check for. Perhaps most of the USB drivers don't care whether > interrupts are enabled or not in their completion routines. However I > know of at least one where it does matter. The current code _is_ > SMP-safe, but it won't remain UP-safe unless you add this patch in > addition to your own. ah, indeed. I've added this to the -RT tree too. Ingo