Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752755Ab0FZIhE (ORCPT ); Sat, 26 Jun 2010 04:37:04 -0400 Received: from bombadil.infradead.org ([18.85.46.34]:44837 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752269Ab0FZIhB convert rfc822-to-8bit (ORCPT ); Sat, 26 Jun 2010 04:37:01 -0400 Subject: Re: [RFC][PATCH] irq_work -v2 From: Peter Zijlstra To: Andi Kleen Cc: Huang Ying , Ingo Molnar , "H.PeterA" <"nvin hpa"@zytor.com>, linux-kernel@vger.kernel.org, tglx , davem , paulus In-Reply-To: <20100625222953.GE13421@basil.fritz.box> References: <1277348698-17311-1-git-send-email-ying.huang@intel.com> <1277361352.1875.838.camel@laptop> <1277490625.1875.986.camel@laptop> <20100625193031.GD13421@basil.fritz.box> <1277494784.1875.989.camel@laptop> <20100625222953.GE13421@basil.fritz.box> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8BIT Date: Sat, 26 Jun 2010 10:36:45 +0200 Message-ID: <1277541405.1875.993.camel@laptop> Mime-Version: 1.0 X-Mailer: Evolution 2.28.3 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 665 Lines: 16 On Sat, 2010-06-26 at 00:29 +0200, Andi Kleen wrote: > Yes it would be good to separate that, because I doubt other users > will require similar hacks. You're such a constructive critic.. I would think every NMI user would need them since NMI can interrupt at any time, and if you have a limited number of irq_work structs (like 1 per cpu) you'll end up with wanting to enqueue an already enqueued one at some point. -- 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/