Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751619Ab0LWGH7 (ORCPT ); Thu, 23 Dec 2010 01:07:59 -0500 Received: from lennier.cc.vt.edu ([198.82.162.213]:35387 "EHLO lennier.cc.vt.edu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751263Ab0LWGH6 (ORCPT ); Thu, 23 Dec 2010 01:07:58 -0500 X-Mailer: exmh version 2.7.2 01/07/2005 with nmh-1.3-dev To: Huang Ying Cc: Andrew Morton , linux-kernel@vger.kernel.org, Andi Kleen , Peter Zijlstra , Linus Torvalds , Ingo Molnar Subject: Re: [RFC -v9 0/4] Lock-less list In-Reply-To: Your message of "Thu, 23 Dec 2010 13:43:19 +0800." <1293083003-19577-1-git-send-email-ying.huang@intel.com> From: Valdis.Kletnieks@vt.edu References: <1293083003-19577-1-git-send-email-ying.huang@intel.com> Mime-Version: 1.0 Content-Type: multipart/signed; boundary="==_Exmh_1293084340_5070P"; micalg=pgp-sha1; protocol="application/pgp-signature" Content-Transfer-Encoding: 7bit Date: Thu, 23 Dec 2010 01:05:40 -0500 Message-ID: <23265.1293084340@localhost> X-Mirapoint-Received-SPF: 198.82.161.152 auth3.smtp.vt.edu Valdis.Kletnieks@vt.edu 2 pass X-Mirapoint-IP-Reputation: reputation=neutral-1, source=Fixed, refid=n/a, actions=MAILHURDLE SPF TAG X-Junkmail-Status: score=10/50, host=vivi.cc.vt.edu X-Junkmail-Signature-Raw: score=unknown, refid=str=0001.0A020209.4D12E6B7.01F2,ss=1,fgs=0, ip=0.0.0.0, so=2010-07-22 22:03:31, dmn=2009-09-10 00:05:08, mode=single engine X-Junkmail-IWF: false Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1091 Lines: 33 --==_Exmh_1293084340_5070P Content-Type: text/plain; charset=us-ascii On Thu, 23 Dec 2010 13:43:19 +0800, Huang Ying said: > Add a lock-less NULL-terminated linked list implementation. And use > that in irq_work and replace net/rds/xlist.h. A quick overview of the code looks mostly sane. What I don't see is an explanation of *why* this is being added. What benefits does it have over the current code? Is it faster? Smaller? Simply getting rid of near-duplicate versions in rds and irq_work? Something else? --==_Exmh_1293084340_5070P Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.10 (GNU/Linux) Comment: Exmh version 2.5 07/13/2001 iD8DBQFNEua0cC3lWbTT17ARAtZbAJ9iSaOEZ9AC+ulqDj7YZCF8PQT87gCfVDuo hqPU0460RRfni+t2SL2Q99s= =6vPn -----END PGP SIGNATURE----- --==_Exmh_1293084340_5070P-- -- 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/