From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752068Ab1FVHDY (ORCPT ); Wed, 22 Jun 2011 03:03:24 -0400 Received: from mx2.fusionio.com ([66.114.96.31]:46799 "EHLO mx2.fusionio.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750724Ab1FVHDX (ORCPT ); Wed, 22 Jun 2011 03:03:23 -0400 X-ASG-Debug-ID: 1308726201-01de280c1e729f0001-xx1T2L X-Barracuda-Envelope-From: JAxboe@fusionio.com Message-ID: <4E0193B5.3090406@fusionio.com> Date: Wed, 22 Jun 2011 09:03:17 +0200 From: Jens Axboe MIME-Version: 1.0 To: Peter Zijlstra CC: "linux-kernel@vger.kernel.org" , Linus Torvalds , Ingo Molnar , Thomas Gleixner , Tejun Heo Subject: Re: [RFC][PATCH 3/3] block: Break long IRQ disabled region References: <20110621233444.094372367@chello.nl> <20110621233648.914681513@chello.nl> X-ASG-Orig-Subj: Re: [RFC][PATCH 3/3] block: Break long IRQ disabled region In-Reply-To: <20110621233648.914681513@chello.nl> Content-Type: text/plain; charset="ISO-8859-1" Content-Transfer-Encoding: 7bit X-Barracuda-Connect: mail1.int.fusionio.com[10.101.1.21] X-Barracuda-Start-Time: 1308726201 X-Barracuda-URL: http://10.101.1.181:8000/cgi-mod/mark.cgi X-Barracuda-Spam-Score: 0.00 X-Barracuda-Spam-Status: No, SCORE=0.00 using global scores of TAG_LEVEL=1000.0 QUARANTINE_LEVEL=1000.0 KILL_LEVEL=9.0 tests= X-Barracuda-Spam-Report: Code version 3.2, rules version 3.2.2.66772 Rule breakdown below pts rule name description ---- ---------------------- -------------------------------------------------- Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2011-06-22 01:34, Peter Zijlstra wrote: > Keeping IRQs disabled for long is not a feature. This change looks fine to me. What kind of irq-off times did you see? -- Jens Axboe