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=-2.3 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 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 3D6FAC32751 for ; Wed, 31 Jul 2019 23:33:33 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id F261420449 for ; Wed, 31 Jul 2019 23:33:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730787AbfGaXdb (ORCPT ); Wed, 31 Jul 2019 19:33:31 -0400 Received: from Galois.linutronix.de ([193.142.43.55]:33402 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725793AbfGaXdb (ORCPT ); Wed, 31 Jul 2019 19:33:31 -0400 Received: from pd9ef1cb8.dip0.t-ipconnect.de ([217.239.28.184] helo=nanos) by Galois.linutronix.de with esmtpsa (TLS1.2:DHE_RSA_AES_256_CBC_SHA256:256) (Exim 4.80) (envelope-from ) id 1hsy62-00016P-8Q; Thu, 01 Aug 2019 01:33:26 +0200 Date: Thu, 1 Aug 2019 01:33:25 +0200 (CEST) From: Thomas Gleixner To: Gabriel Krisman Bertazi cc: mingo@redhat.com, peterz@infradead.org, dvhart@infradead.org, linux-kernel@vger.kernel.org, kernel@collabora.com Subject: Re: [PATCH RFC 1/2] futex: Split key setup from key queue locking and read In-Reply-To: <20190730220602.28781-1-krisman@collabora.com> Message-ID: References: <20190730220602.28781-1-krisman@collabora.com> User-Agent: Alpine 2.21 (DEB 202 2017-01-01) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII X-Linutronix-Spam-Score: -1.0 X-Linutronix-Spam-Level: - X-Linutronix-Spam-Status: No , -1.0 points, 5.0 required, ALL_TRUSTED=-1,SHORTCIRCUIT=-0.0001 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 30 Jul 2019, Gabriel Krisman Bertazi wrote: > split the futex key setup from the queue locking and key reading. This > is useful to support the setup of multiple keys at the same time, like > what is done in futex_requeue() and what will be done for the What has this to do with futex_requeue()? Absolutely nothing unleass you can reused that code there, which I doubt. Thanks, tglx