From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from us-smtp-delivery-1.mimecast.com (us-smtp-delivery-1.mimecast.com [205.139.110.120]) by sourceware.org (Postfix) with ESMTP id A59623857C7A for ; Fri, 18 Sep 2020 18:11:31 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org A59623857C7A Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-498-7etjpOB5NiuS6NzJu_d4jA-1; Fri, 18 Sep 2020 14:11:29 -0400 X-MC-Unique: 7etjpOB5NiuS6NzJu_d4jA-1 Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 5EF0357038; Fri, 18 Sep 2020 18:11:28 +0000 (UTC) Received: from oldenburg2.str.redhat.com (ovpn-113-177.ams2.redhat.com [10.36.113.177]) by smtp.corp.redhat.com (Postfix) with ESMTPS id AC10F10027AB; Fri, 18 Sep 2020 18:11:24 +0000 (UTC) From: Florian Weimer To: Jozef Lawrynowicz Cc: Carlos O'Donell , gnu-gabi@sourceware.org Subject: Re: [RFC] SHF_GNU_RETAIN ELF Section Flag References: <95e4fd3d-1486-b700-29b0-8b126b24d0ca@redhat.com> <875z8dn9xj.fsf@oldenburg2.str.redhat.com> <20200916141345.wxae5ytkyybbpcec@jozef-acer-manjaro> <20200918100046.r4c3qepxbccp7poc@jozef-acer-manjaro> Date: Fri, 18 Sep 2020 20:11:23 +0200 In-Reply-To: <20200918100046.r4c3qepxbccp7poc@jozef-acer-manjaro> (Jozef Lawrynowicz's message of "Fri, 18 Sep 2020 11:00:46 +0100") Message-ID: <877dsr0xbo.fsf@oldenburg2.str.redhat.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.1 (gnu/linux) MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain X-Spam-Status: No, score=-8.0 required=5.0 tests=BAYES_00, DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, RCVD_IN_DNSWL_NONE, RCVD_IN_MSPIKE_H2, SPF_HELO_NONE, SPF_PASS, TXREP autolearn=ham autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on server2.sourceware.org X-BeenThere: gnu-gabi@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gnu-gabi mailing list List-Unsubscribe: , List-Archive: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 18 Sep 2020 18:11:32 -0000 * Jozef Lawrynowicz: > Unless we are trying to be protective of the remaining operating > system-specific section flag bits, I don't really see any downside to > going the route of SHF_GNU_RETAIN. It is very simple, the linker > implementation requires only one additional line of code, and the > definition precisely describes how the section should be treated. > > SHF_GNU_RETAIN > The link editor should not garbage collect the section if it is > unused. I don't have any objections to this wording. Thanks, Florian -- Red Hat GmbH, https://de.redhat.com/ , Registered seat: Grasbrunn, Commercial register: Amtsgericht Muenchen, HRB 153243, Managing Directors: Charles Cachera, Brian Klemm, Laurie Krebs, Michael O'Neill