Received: by 2002:a05:6902:102b:0:0:0:0 with SMTP id x11csp1105060ybt; Tue, 7 Jul 2020 07:56:03 -0700 (PDT) X-Google-Smtp-Source: ABdhPJxcbONmIoplnbX7alJUDOAZZKl2ERXyxHOEFdvISA9JNswCzRZM+PSdxF9HcIi+A/3/6t3v X-Received: by 2002:a50:9f22:: with SMTP id b31mr63200914edf.24.1594133763853; Tue, 07 Jul 2020 07:56:03 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1594133763; cv=none; d=google.com; s=arc-20160816; b=ifyNzgURo+lqJYF8zv6e7FfRabgtCb5b5UAtw2h/A2DZEXO5kmgY3CtmnjbRMqSxax IjYoIUpBZve6EUTt0FEEp2CPmp9J8syDAfLKY8kTTkDB+kHJsY6ARKcda7As+8LY8NdJ 3/HTcmbq4lA7cIpz7PP61zgrgyu+2Xaj188JdzCVznRhfkEPO+IethiSICcNUxGgsfyJ iojlzrcxzwuRyKzV5klB9h08+qvfdyoSpdVNJFlNmpne4gcjiTXeAuiFOswX7wBpocsZ 40ou82Muy5a6apHbShL+xqY5Ttnv9rZzPnY08FxLP8ueweO/83wa9+hMpvSNM+mz5rLl N4hQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:mime-version:message-id:in-reply-to:date :references:subject:cc:to:from; bh=KVrXFohRoXWfKakl8MtPBm1+t8FedWtXkLoKneHQFTk=; b=oHXR9kuNIuXKklIPwRTcAi8GEHXEcvwK5JK7l4VfSS9LW0Fl7Mom4OFFqO1Qtl1a+f el7VSuzNsiNtYEFpD9XvhpOxsXnXItwn8fDGLt2tTycquExp+XQCC5c+ZOQvPg07qD4e mPy8mZ4Svdt9OICqQ5dYnVEsKXawbSkQRUSqT4yRPFUsc4ekt6b1GDql6SgtrI6df8bY Jg6b8Uemd2cK1dVccnvwdQycaFuxCBnQGjIALVXILA/pP2B436vcNHrCBGLNNlP7wiiF gOYyuuPd0w4WzD1VEVnpKNJ7QLQIhx+pYoRRJzw2GIXSRoTAA1ASEQB9zfRrdy7zNrnO vZZA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id y2si15014634edt.252.2020.07.07.07.55.40; Tue, 07 Jul 2020 07:56:03 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728288AbgGGOy7 (ORCPT + 99 others); Tue, 7 Jul 2020 10:54:59 -0400 Received: from albireo.enyo.de ([37.24.231.21]:59320 "EHLO albireo.enyo.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728266AbgGGOy7 (ORCPT ); Tue, 7 Jul 2020 10:54:59 -0400 Received: from [172.17.203.2] (helo=deneb.enyo.de) by albireo.enyo.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) id 1jsozn-0004vt-47; Tue, 07 Jul 2020 14:54:55 +0000 Received: from fw by deneb.enyo.de with local (Exim 4.92) (envelope-from ) id 1jsozn-00064o-0d; Tue, 07 Jul 2020 16:54:55 +0200 From: Florian Weimer To: Mathieu Desnoyers Cc: Thomas Gleixner , linux-kernel@vger.kernel.org, Peter Zijlstra , "Paul E . McKenney" , Boqun Feng , "H . Peter Anvin" , Paul Turner , linux-api@vger.kernel.org Subject: Re: [RFC PATCH for 5.8 0/4] rseq cpu_id ABI fix References: <20200706204913.20347-1-mathieu.desnoyers@efficios.com> Date: Tue, 07 Jul 2020 16:54:55 +0200 In-Reply-To: <20200706204913.20347-1-mathieu.desnoyers@efficios.com> (Mathieu Desnoyers's message of "Mon, 6 Jul 2020 16:49:09 -0400") Message-ID: <87tuyjxtmo.fsf@mid.deneb.enyo.de> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org I would like to point out that the subject is misleading: This is not an ABI change. It fixes the contents of the __rseq_abi TLS variable (as glibc calls it), but that's it. (Sorry, I should have mentioned this earlier.)