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=-5.8 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 EBA78C47097 for ; Thu, 3 Jun 2021 21:11:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B9DE3613EC for ; Thu, 3 Jun 2021 21:11:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230039AbhFCVNX (ORCPT ); Thu, 3 Jun 2021 17:13:23 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47714 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229656AbhFCVNW (ORCPT ); Thu, 3 Jun 2021 17:13:22 -0400 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A8E3FC06174A; Thu, 3 Jun 2021 14:11:37 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.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=hASCP7pHqQqG24knh1Q6TwkoGipOWGOlEtraDIcDlxw=; b=SagGSlPLKjwrJvb8ARgvCI2j2K vPfqJl2bG8KJ+57doGN3bnQ26kMdnBMCqa5iZYGIW2i8C76HBzivKKZ7xzlADrf5Xpz1yy/y30JfW Wz1Bdt03VWe8T19Bq9LKsUmlg3zM8IeM5R2YUS+fVMDo0wEjkRxq8sf6r8qeqTL8UIQFXfDzCCngP 64Qnnfs/8SVv1cIP50FN4GwQEiWbuTf3xCQQC9do8rcOKXownancib17qfyd1lEdYWof+CrafvrLd LpCFIxi9k/h4/YHaSBOTA+INlfpMl5sOZZRuCP2VYNUZZF5/IMmuNbB3Y6tjwL+5O9zK5j4cQQxCy p9Xf9epw==; Received: from j217100.upc-j.chello.nl ([24.132.217.100] helo=worktop.programming.kicks-ass.net) by casper.infradead.org with esmtpsa (Exim 4.94 #2 (Red Hat Linux)) id 1loubV-00CYoK-PX; Thu, 03 Jun 2021 21:10:39 +0000 Received: by worktop.programming.kicks-ass.net (Postfix, from userid 1000) id C64A0986EEC; Thu, 3 Jun 2021 23:10:12 +0200 (CEST) Date: Thu, 3 Jun 2021 23:10:12 +0200 From: Peter Zijlstra To: Andres Freund Cc: Thomas Gleixner , Pavel Begunkov , Jens Axboe , io-uring@vger.kernel.org, Ingo Molnar , Darren Hart , Davidlohr Bueso , linux-kernel@vger.kernel.org Subject: Re: [RFC 4/4] io_uring: implement futex wait Message-ID: <20210603211012.GA68208@worktop.programming.kicks-ass.net> References: <409a624c-de75-0ee5-b65f-ee09fff34809@gmail.com> <5ab4c8bd-3e82-e87b-1ae8-3b32ced72009@gmail.com> <87sg211ccj.ffs@nanos.tec.linutronix.de> <20210603190338.gfykgkc7ac2akvdt@alap3.anarazel.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210603190338.gfykgkc7ac2akvdt@alap3.anarazel.de> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Jun 03, 2021 at 12:03:38PM -0700, Andres Freund wrote: > On 2021-06-01 23:53:00 +0200, Thomas Gleixner wrote: > > You surely made your point that this is well thought out. > > Really impressed with your effort to generously interpret the first > version of a proof of concept patch that explicitly was aimed at getting > feedback on the basic design and the different use cases. You *completely* failed to describe any. I'm with tglx; I see no reason to even look at the patches. If you don't have a problem, you don't need a solution.