Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753318AbXF2TE7 (ORCPT ); Fri, 29 Jun 2007 15:04:59 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751599AbXF2TEu (ORCPT ); Fri, 29 Jun 2007 15:04:50 -0400 Received: from minus.inr.ac.ru ([194.67.69.97]:45250 "HELO ms2.inr.ac.ru" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with SMTP id S1751558AbXF2TEt (ORCPT ); Fri, 29 Jun 2007 15:04:49 -0400 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=s1024; d=ms2.inr.ac.ru; b=JD/gD6HoOACoUmNARCTzo5pOzmAJzzZvwX45h3ZUTbEOILitPa2IEdQaPm8aTSiYjd5QyKEUb2J/8cwWQmpFfZBa4O7dQNHGWQiDbaoGRCYUteuvTckRtj2cZyHRsZcTT1YIXBDomoct72bJcVsdWXaKFJ6ECelacbxpSybRZUI=; Date: Fri, 29 Jun 2007 23:04:05 +0400 From: Alexey Kuznetsov To: Oleg Nesterov Cc: Steven Rostedt , Ingo Molnar , Jeff Garzik , Linus Torvalds , LKML , Andrew Morton , Thomas Gleixner , Christoph Hellwig , john stultz , "Paul E. McKenney" , Dipankar Sarma , "David S. Miller" , matthew.wilcox@hp.com Subject: Re: [RFC PATCH 0/6] Convert all tasklets to workqueues Message-ID: <20070629190404.GA4064@ms2.inr.ac.ru> References: <20070622204058.GA11777@elte.hu> <20070622215953.GA22917@elte.hu> <46834BB8.1020007@garzik.org> <20070628092340.GB23566@elte.hu> <20070628143850.GA11780@ms2.inr.ac.ru> <20070628160001.GA15495@elte.hu> <20070629113423.GA9042@ms2.inr.ac.ru> <20070629142617.GA341@tv-sign.ru> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20070629142617.GA341@tv-sign.ru> User-Agent: Mutt/1.5.6i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 486 Lines: 17 Hello! > Also, create_workqueue() is very costly. The last 2 lines should be > reverted. Indeed. The result improves from 3988 nanoseconds to 3975. :-) Actually, the difference is within statistical variance, which is about 20 ns. Alexey - 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/