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 2CDD6C432BE for ; Wed, 4 Aug 2021 16:20:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0A74E60F94 for ; Wed, 4 Aug 2021 16:20:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236453AbhHDQUS (ORCPT ); Wed, 4 Aug 2021 12:20:18 -0400 Received: from Galois.linutronix.de ([193.142.43.55]:36866 "EHLO galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234064AbhHDQUR (ORCPT ); Wed, 4 Aug 2021 12:20:17 -0400 Date: Wed, 4 Aug 2021 18:20:01 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1628094003; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=L4wHZ6wbrGv70RUhb1xAJtO/dX7kNEKKQsfBytS5G5M=; b=ZkvcAOsZLiuT6VeHuSg4HhXRJ1UJbh2aR8VSHXywjSg35cYF+g8tt323D/aIxnHZ0TENe4 NTefvUUq6ULnqi9Oql35/g3pY3I57y3taqG7BN8U1Jr9CTkLSh46RTDR8hAgDu+EA2IQ8b 6zQ9H6NL+8Ai40RAjbtRM9nT7Ozz7r/0vQGkO5gR17U2eff6bGvG5pY7b68U7d76WAIvgA Ugj+Zh8h59T3xx5H9n4IKa5xBtNCjB5zkZYgTUwOESV2MhnHKOgsvmPI8nidoGQsR5vScz TrFZzjp6dzDze2DIlRgn1ORz7qxHm/WGi5mNfk/EE7I4qhKVv0d+vvqjnv0Xjw== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1628094003; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=L4wHZ6wbrGv70RUhb1xAJtO/dX7kNEKKQsfBytS5G5M=; b=DCMYxwTcDzLJIGkvs+KScIQnvc8v/sJVDfvgwyxINMCBg5UeWImC8jcp+9tJxNWT+teksl hmnW1xIytEENXmCw== From: Sebastian Andrzej Siewior To: Jens Axboe Cc: Peter Zijlstra , Daniel Wagner , Thomas Gleixner , LKML , linux-rt-users@vger.kernel.org, Steven Rostedt Subject: Re: [ANNOUNCE] v5.14-rc4-rt4 Message-ID: <20210804162001.resdas32c6oy75o3@linutronix.de> References: <20210804110057.chsvt7l5xpw7bo5r@linutronix.de> <20210804131731.GG8057@worktop.programming.kicks-ass.net> <4f549344-1040-c677-6a6a-53e243c5f364@kernel.dk> <20210804153308.oasahcxjmcw7vivo@linutronix.de> <20210804154743.niogqvnladdkfgi2@linutronix.de> <7c946918-ae0d-6195-6a78-b019f9bc1fd3@kernel.dk> <20210804155747.cwayhjsdjc4zaubd@linutronix.de> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2021-08-04 10:05:39 [-0600], Jens Axboe wrote: > So what do you propose in the interim? As far as io_uring is concerned, > it's not a _huge_ deal to do the IRQ dance, but it does bother me that > we're making things slightly worse for the mainline kernel just to make > the out-of-tree patches happy. I'm sorry but I propose nothing other than the dance. I don't think PeterZ/ tglx will appreciate the ifdefery to avoid the IRQ-on/off here. I have no other ideas here. Sebastian