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=-4.0 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,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 2C6D1C433B4 for ; Sun, 16 May 2021 07:40:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 048F060241 for ; Sun, 16 May 2021 07:40:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233868AbhEPHl3 (ORCPT ); Sun, 16 May 2021 03:41:29 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56080 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229501AbhEPHl2 (ORCPT ); Sun, 16 May 2021 03:41:28 -0400 Received: from mail-ed1-x534.google.com (mail-ed1-x534.google.com [IPv6:2a00:1450:4864:20::534]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DF5C1C061573; Sun, 16 May 2021 00:40:12 -0700 (PDT) Received: by mail-ed1-x534.google.com with SMTP id h16so3174371edr.6; Sun, 16 May 2021 00:40:12 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=atWgUCMhsGNXsz/gNWslNxnGXhNwsHL+hDk1DcVED5I=; b=o+vUNgadmD0yG7ldn770Bb8R/zCV9GVEAt2UQQgCpBYujRUcZ0bCjdGg6Kl4jkaas8 S0V6VzF0REg8zl47sc/j+VqUQdyLhbWw4v6ZAEMvjvLY94MrULU/vfcAA290OAibDlN1 hqs8NO0ot0ihSBmgS9aqW6g8D5XOWV64EYrFyCzAmEGV4XLWNJpNIVgCb1STq9ccQtaa LkyV02smdfsnhJ8F0sprAbzmAnI9zfua3zHyAKDYYytbQ+BMY56S1FazZL3GXa4Lm/E4 +T/AEmucL4l2a8/XpdVYi6Mtz9ardrLgy7jV6kLACg1FBMeU+fcdeY5zuBk8I2i9Imhx j7DA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:date:from:to:cc:subject:message-id :references:mime-version:content-disposition:in-reply-to; bh=atWgUCMhsGNXsz/gNWslNxnGXhNwsHL+hDk1DcVED5I=; b=MjpIShKYFqWAi3MNGC/N53t0uvNttiMDoOhdJkXxkr65OlKSMwcR0qsdR5EUeYLBG3 ZRFHDtmCy8MLBSisdBthzODgs5PfKB4V5RRh3cAIWfMBvCBXPsnpeaVNuLRLihUBZN7B LfnFJdPJ/q/31fI0DC1I0buz1Z8DR5sTujj1O2l3og/zUE7KMjICLw32U3NCcoYy3PdJ ryHmzHPc95efC44t65nihXFTm/YhHjPAZ88nrVwB5Nmzntq4n5yhGfzFkMsu/9hgoP/t TijQDiF2eTbEIkFxXtpTNMEHxPoG6Y8BKE4c9+3nVmUFPX84yJffhjI+ZX59WlgsGvO7 e4ig== X-Gm-Message-State: AOAM533q3D83uy+HcQm0/gCZnv7Ia4M+mvCiRI+N90EU7PfAhLb5DssP fh63QLSTj8izNQXLClfiMBI= X-Google-Smtp-Source: ABdhPJznuZaMygYqm29ZlMZ/DJdjVZpnXsklUT6JzAXgsF7zw2Quk4pm5AaDKPD6F+NvV4wUK01hzQ== X-Received: by 2002:a50:fd13:: with SMTP id i19mr22824583eds.386.1621150811730; Sun, 16 May 2021 00:40:11 -0700 (PDT) Received: from gmail.com (563BBFD3.dsl.pool.telekom.hu. [86.59.191.211]) by smtp.gmail.com with ESMTPSA id qo19sm1799357ejb.7.2021.05.16.00.40.10 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 16 May 2021 00:40:11 -0700 (PDT) Sender: Ingo Molnar Date: Sun, 16 May 2021 09:40:09 +0200 From: Ingo Molnar To: "Eric W. Biederman" Cc: Linus Torvalds , Arnd Bergmann , Florian Weimer , "David S. Miller" , Peter Zijlstra , Thomas Gleixner , Peter Collingbourne , Dmitry Vyukov , Alexander Potapenko , sparclinux , linux-arch , Linux Kernel Mailing List , Linux API , kasan-dev , Marco Elver Subject: Re: [GIT PULL] siginfo: ABI fixes for v5.13-rc2 Message-ID: References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org * Eric W. Biederman wrote: > Looking deeper it was discovered that si_trapno is used for only > a few select signals on alpha and sparc, and that none of the > other _sigfault fields past si_addr are used at all. Which means > technically no regression on alpha and sparc. If there's no functional regression on any platform, could much of this wait until v5.14, or do we want some of these cleanups right now? The fixes seem to be for long-existing bugs, not fresh regressions, AFAICS. The asserts & cleanups are useful, but not regression fixes. I.e. this is a bit scary: > 32 files changed, 377 insertions(+), 163 deletions(-) at -rc2 time. Thanks, Ingo