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[209.85.167.52]) by smtp.gmail.com with ESMTPSA id g5sm1007530ljk.59.2019.04.23.21.06.49 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 23 Apr 2019 21:06:50 -0700 (PDT) Received: by mail-lf1-f52.google.com with SMTP id d12so13459008lfk.6 for ; Tue, 23 Apr 2019 21:06:49 -0700 (PDT) X-Received: by 2002:a19:48c9:: with SMTP id v192mr15686065lfa.136.1556078809501; Tue, 23 Apr 2019 21:06:49 -0700 (PDT) MIME-Version: 1.0 References: In-Reply-To: From: Linus Torvalds Date: Tue, 23 Apr 2019 21:06:33 -0700 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: Does vdso_install attempt to re-compile objects under root privilege? To: Andy Lutomirski Cc: Andy Lutomirski , Masahiro Yamada , Linux Kernel Mailing List , linux-arch , X86 ML , linux-arm-kernel Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Apr 23, 2019 at 4:57 PM Andy Lutomirski wrote= : > > To clarify, this is =E2=80=9Cfail if you can=E2=80=99t find the files to = install, but don=E2=80=99t even try to check whether those files are up to = date=E2=80=9D, right? Ack. Exactly because the whole "check whether the files are up-to-date" is generally part of the very complex dance of doing all the version stuff etc. Linus