From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.9 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id CE9E4C2D0A8 for ; Mon, 28 Sep 2020 09:55:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6524D22204 for ; Mon, 28 Sep 2020 09:55:10 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="H6/bdWtE" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726793AbgI1JzJ (ORCPT ); Mon, 28 Sep 2020 05:55:09 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54044 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726534AbgI1JzI (ORCPT ); Mon, 28 Sep 2020 05:55:08 -0400 Received: from merlin.infradead.org (merlin.infradead.org [IPv6:2001:8b0:10b:1231::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4B038C061755 for ; Mon, 28 Sep 2020 02:55:08 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=merlin.20170209; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=PM46qSr+CLum3oDKTc1ULm4mOWg7/XgMpKPnYlsacb4=; b=H6/bdWtE/U3hERkCao635LUQr9 e5d9MUbk3dL83/J41RBnMmXgYmGuOtsabpq9fY1SVC3jTAeAgmyzdXwlYRKe1mqdHurJK4o1VkjAU phqk1g/LG0gLDKvRR2wsHD6JEQG8CqwXYZLU4QCqfNbuGzeyo1Z54LHz1YjUqZ/qxWxtNvC5pXNCt lvG5mC/9s3EQ+oKJPb0e6zcF+x/SeACE7Ua5zK6sTOi1xUV5Rd7IwHD/+VAPuJnVKoM0uoC5M1cDv EN7wnjp08OX/wRROeZ49KRi8V6cO/Hq7QSIeHTypDdXG0h9ADNH2QmkqVA/bMug6SigSta0QJxCs/ k4IyJMQw==; Received: from j217100.upc-j.chello.nl ([24.132.217.100] helo=noisy.programming.kicks-ass.net) by merlin.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1kMps8-0002cZ-Ua; Mon, 28 Sep 2020 09:55:05 +0000 Received: from hirez.programming.kicks-ass.net (hirez.programming.kicks-ass.net [192.168.1.225]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by noisy.programming.kicks-ass.net (Postfix) with ESMTPS id DDB7B305C16; Mon, 28 Sep 2020 11:55:01 +0200 (CEST) Received: by hirez.programming.kicks-ass.net (Postfix, from userid 1000) id C2F202B85DB06; Mon, 28 Sep 2020 11:55:01 +0200 (CEST) Date: Mon, 28 Sep 2020 11:55:01 +0200 From: Peter Zijlstra To: Boqun Feng Cc: linux-kernel@vger.kernel.org, Waiman Long , Qian Cai , Ingo Molnar , Will Deacon Subject: Re: [PATCH] lockdep: Optimize the memory usage of circular queue Message-ID: <20200928095501.GE2628@hirez.programming.kicks-ass.net> References: <20200917080210.108095-1-boqun.feng@gmail.com> <20200928085104.GE2611@hirez.programming.kicks-ass.net> <20200928094738.GB17810@debian-boqun.qqnc3lrjykvubdpftowmye0fmh.lx.internal.cloudapp.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200928094738.GB17810@debian-boqun.qqnc3lrjykvubdpftowmye0fmh.lx.internal.cloudapp.net> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Sep 28, 2020 at 05:47:38PM +0800, Boqun Feng wrote: > I think your version is better and should be functionally identical to > mine, also FWIW, I tested with a lockdep boot selftests, everything > worked fine. Excellent, thanks! I'll go feed it to the robots.