From owner-svn-src-head@freebsd.org Tue Jun 4 16:57:14 2019 Return-Path: Delivered-To: svn-src-head@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 0246015B7290; Tue, 4 Jun 2019 16:57:14 +0000 (UTC) (envelope-from carpeddiem@gmail.com) Received: from mail-io1-f65.google.com (mail-io1-f65.google.com [209.85.166.65]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "smtp.gmail.com", Issuer "GTS CA 1O1" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 9861C727C8; Tue, 4 Jun 2019 16:57:13 +0000 (UTC) (envelope-from carpeddiem@gmail.com) Received: by mail-io1-f65.google.com with SMTP id k8so17937370iot.1; Tue, 04 Jun 2019 09:57:13 -0700 (PDT) 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=cHekSPjKK1SnF4k4XEHNTvIfPjK4BDdbhCd8YjFaiho=; b=s77ASdrA3U3IxxzGNqxAGnc8KdJ3nVizpBXnJka7TDSGPp3s8BiHLQCcGCOcTj+594 /wrew4OlNvfAVOBXRuTNoAwUVNhuFT67QslBfldTwN45sT4Mzwt3Rno0wek88wpcndki bszbMUMlJh4O0LxIDv6B4fmIT8jBpGfO8m/cblNC/hh0cP2Nwy25k2RQd8C/k6TX4ncM Hr7dzfGtWDoKjgGB1n5nQa58A3x4HIWh2L/P5oVbvNSp8AnLFIHEWh5ofLwT9WDKnppV teDP22dB4Kscq/uzDbfr5vEB7EWQuWetjesf9PJkKn/WQWP+0aKNw353rZTa50b2klNP CckQ== X-Gm-Message-State: APjAAAU9waMmmwG3AjF6S59OYRfBIrcwxyay31Jq4MItJoXYEVp4AT11 he0KpKOZ68zWCJhTqNEuI/8pjEsHzOypJp3BPYLaTQ== X-Google-Smtp-Source: APXvYqyuIGo4Ae3IJVeIyNPlTnoXu35vC9SuR5mRK51VSCVz0083eLPYWxy46fFEkFmULbya8VtzAyvPhyi0YlUBGzU= X-Received: by 2002:a6b:b497:: with SMTP id d145mr20044779iof.17.1559667049955; Tue, 04 Jun 2019 09:50:49 -0700 (PDT) MIME-Version: 1.0 References: <201906041307.x54D7Acf058688@repo.freebsd.org> <0708f493570462d065fa0ba3c361832720e60741.camel@freebsd.org> In-Reply-To: <0708f493570462d065fa0ba3c361832720e60741.camel@freebsd.org> From: Ed Maste Date: Tue, 4 Jun 2019 12:50:32 -0400 Message-ID: Subject: Re: svn commit: r348611 - in head/sys: conf kern To: Ian Lepore Cc: src-committers , svn-src-all , svn-src-head Content-Type: text/plain; charset="UTF-8" X-Rspamd-Queue-Id: 9861C727C8 X-Spamd-Bar: ------ Authentication-Results: mx1.freebsd.org X-Spamd-Result: default: False [-6.98 / 15.00]; NEURAL_HAM_MEDIUM(-1.00)[-1.000,0]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; REPLY(-4.00)[]; NEURAL_HAM_SHORT(-0.98)[-0.979,0] X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 04 Jun 2019 16:57:14 -0000 On Tue, 4 Jun 2019 at 10:58, Ian Lepore wrote: > > On Tue, 2019-06-04 at 13:07 +0000, Ed Maste wrote: > > Author: emaste > > Date: Tue Jun 4 13:07:10 2019 > > New Revision: 348611 > > URL: https://svnweb.freebsd.org/changeset/base/348611 > > > > Log: > > Expose the kernel's build-ID through sysctl > > > > After our migration (of certain architectures) to lld the kernel is built > > with a unique build-ID. Make it available via a sysctl and uname(1) to > > allow the user to identify their running kernel. > > > > Won't this impact WITH_REPRODUCIBLE_BUILD? No, if the object is otherwise identical the build-ID will also be identical. (The linker does support --build-id=uuid which will generate a random build-id, but we don't (and nobody should) use that.)