Received: by 2002:a25:6193:0:0:0:0:0 with SMTP id v141csp5034134ybb; Tue, 24 Mar 2020 09:44:03 -0700 (PDT) X-Google-Smtp-Source: ADFU+vv+M1cWPHFShz23AwIXfAYITzqpyDnPoeyX6XR+vaQSyVbdJv5nXt+2y2A6ZFlcTG5FQj1b X-Received: by 2002:aca:eac2:: with SMTP id i185mr4004898oih.31.1585068242864; Tue, 24 Mar 2020 09:44:02 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1585068242; cv=none; d=google.com; s=arc-20160816; b=ykIPW7n0qmQ4rINEEzyN2P77crgjJP035khVX86BhjbLAqUOQN+vmcmhv9eydd96+k Dpo76DMELRSR/3X+MGXu1Z7IHVeI5ZyB9VVD2Rp2IlvInXbhonzvpMRgN3ZKIkYZ2d2B nTI44mw/Ks4w9sjd8ux4FOcnQRFa/XkiTcmPVpcyD/RWQLfsmxCZwt8K+mbaoXhU+HTi XCYt7BXGB7Vbhvg9IZ0Bk4ebQCKYME9TNxo2bi+nI+ylN06g0WSxjnmbPD2HY6KBgLWH uPEqvsuX7zFoOMNtuBSOQmkXLDo0lEcuZUNl8nPgeLsnLY3y6ZIprqUAvE5J1fYhiQz1 HhqA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:dkim-signature; bh=yNlWnerAXVLzObnsd9PaDqNQnqdC4nXPbLaZYzKZiHQ=; b=Sld0F4J8WvW7rBvSjlYNWf5czz629QjIGbgxT7OV0RIEwOEHqihfJz/i35Puqy1E6+ w3qibhHP9fYRs9WdAPKKxG/RCFpNEoHvCq+a7vZM6jK5pnJ11iMc3BB7MCoxTfFt1RTn uA9sef6YStRjOD+denSK7zSAkq4gfwhZ+2neJF+Og7sDi70HXG0OHs575+kexermRnvz Q6HfbWTw+9XwyXUU00UFuKWaPspuGd/258z5N89u943Wo9/uwRTMCUolSOLujWhTWILT aScLYNq4buP3LK62biYsec3KaiSCprSIaPX9H4DXgR0jlJfbPK+bvIE2H1Xni5yxEvBK km6g== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@linux-foundation.org header.s=google header.b=cp8PDwcd; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id f82si7747616oia.58.2020.03.24.09.43.49; Tue, 24 Mar 2020 09:44:02 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@linux-foundation.org header.s=google header.b=cp8PDwcd; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727815AbgCXQnN (ORCPT + 99 others); Tue, 24 Mar 2020 12:43:13 -0400 Received: from mail-lj1-f195.google.com ([209.85.208.195]:45396 "EHLO mail-lj1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726988AbgCXQnM (ORCPT ); Tue, 24 Mar 2020 12:43:12 -0400 Received: by mail-lj1-f195.google.com with SMTP id t17so8660322ljc.12 for ; Tue, 24 Mar 2020 09:43:11 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux-foundation.org; s=google; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=yNlWnerAXVLzObnsd9PaDqNQnqdC4nXPbLaZYzKZiHQ=; b=cp8PDwcdLi3Sx58HhqjwAnXvUGvkwrx3sFIA6iBiDHu3GALAAUoI3vIIUjOizXWj4j iX4GZZ/pr7nXuay4pa/+Yx8d4j12ZdP3tLJHe+wBHTtAG+Cao64AGMaYtL5taPTgjbtU 4/ILHSvXmFYSYfVeVdLpSGUboEgrpHYHi7pes= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=yNlWnerAXVLzObnsd9PaDqNQnqdC4nXPbLaZYzKZiHQ=; b=rLhBuxnkCSTwqkCxaPxmSpXCfVmTROmgSDJc7+62fbjgUt5FnBa6rA9nwhQZsAE/fe qWsX5JNjSjT6R011CZSwb2wI0X6DhYQh5AVOMvrP+aoVD5CM2yng1LXQJQIZycLxGIXi l46wPPIvL4MCAR4Y1XhX+2/7fBHgQUwmuZ1cqBADV1tulzbzMf6wh01Iv2WJZtTDkpHL +ooVdVrHG9dln4QxggpS7WMcuDz/coGkmJ9/kDomcK57ea/qS5ySPI+7OS2z9LYHGrhT 1V+9KhcC1c/0uXP3xtlGFNDkuJy5vioOvPs5oSuvLYOp5KLnC2ihcNgmzeLuD17MVT0G 9MdQ== X-Gm-Message-State: ANhLgQ3ABLPsHvn2onK6S2Gr+Ro9aQQpubRmyEFfOtMAkKez365ZO9LQ vtnGcZVeO3z+hrUY5ELuHDuU4uk8eBg= X-Received: by 2002:a2e:b4a1:: with SMTP id q1mr8602491ljm.262.1585068190323; Tue, 24 Mar 2020 09:43:10 -0700 (PDT) Received: from mail-lf1-f53.google.com (mail-lf1-f53.google.com. [209.85.167.53]) by smtp.gmail.com with ESMTPSA id d12sm10089704lfi.86.2020.03.24.09.43.09 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 24 Mar 2020 09:43:10 -0700 (PDT) Received: by mail-lf1-f53.google.com with SMTP id j188so9951844lfj.11 for ; Tue, 24 Mar 2020 09:43:09 -0700 (PDT) X-Received: by 2002:a19:c3cf:: with SMTP id t198mr11909345lff.30.1585067849259; Tue, 24 Mar 2020 09:37:29 -0700 (PDT) MIME-Version: 1.0 References: <202001131750.C1B8468@keescook> <20200114165135.GK31032@zn.tnic> <20200115002131.GA3258770@rani.riverdale.lan> <20200115122458.GB20975@zn.tnic> <20200316160259.GN26126@zn.tnic> <20200323204454.GA2611336@zx2c4.com> <202003231350.7D35351@keescook> <20200324091437.GB22931@zn.tnic> <20200324162843.GE22931@zn.tnic> In-Reply-To: <20200324162843.GE22931@zn.tnic> From: Linus Torvalds Date: Tue, 24 Mar 2020 09:37:13 -0700 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [PATCH] Documentation/changes: Raise minimum supported binutils version to 2.23 To: Borislav Petkov Cc: "Jason A. Donenfeld" , Masahiro Yamada , Kees Cook , Arvind Sankar , "H. Peter Anvin" , Thomas Gleixner , Ingo Molnar , X86 ML , Linux Kernel Mailing List , Thomas Lendacky , Mauro Rossi , Michael Matz Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Mar 24, 2020 at 9:28 AM Borislav Petkov wrote: > > Are you or Kees going to deal with any fallout from upping the binutils > version, rushed in in the last week before the merge window? I think it's ok. It's not going to cause any _subtle_ failures, it's going to cause very clear "oh, now it doesn't build" errors. No? And binutils 2.23 is what, 7+ years old by now and apparently had known failure cases too. But if there are silent and subtle failures, that might be a reason to be careful. Are there? Linus