From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on dcvr.yhbt.net X-Spam-Level: X-Spam-Status: No, score=-4.2 required=3.0 tests=AWL,BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,MAILING_LIST_MULTI, SPF_HELO_PASS,SPF_PASS shortcircuit=no autolearn=ham autolearn_force=no version=3.4.2 Received: from sourceware.org (server2.sourceware.org [8.43.85.97]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by dcvr.yhbt.net (Postfix) with ESMTPS id CC74A1F5AE for ; Thu, 30 Jul 2020 16:19:36 +0000 (UTC) Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id B4D13388CC13; Thu, 30 Jul 2020 16:19:35 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org B4D13388CC13 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sourceware.org; s=default; t=1596125975; bh=waX1/j/3zHMcOHi9FkbQrLsF6o2PSNTs6DSk/aOHruY=; h=To:Subject:References:Date:In-Reply-To:List-Id:List-Unsubscribe: List-Archive:List-Post:List-Help:List-Subscribe:From:Reply-To:Cc: From; b=iuhD5yALo1chftO3hm2Hai5F3DA1Wn4j0SraLZNOCAUYVc64qbn1azoqpx9lq19qz XBhsCzGBhcqkPoDodMh/z60eLVBO37sfiwrHAG4f3QNw5PosY7ELxlymmA/jKUjNQa HvIGm7NZTWa5h5mzctwv9k++lIwyanbUu2JfP6xY= Received: from us-smtp-1.mimecast.com (us-smtp-delivery-1.mimecast.com [205.139.110.120]) by sourceware.org (Postfix) with ESMTP id E6B04382EBF2 for ; Thu, 30 Jul 2020 16:19:32 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org E6B04382EBF2 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-496-JZPNP6TzMmSdV0qw-7RAUA-1; Thu, 30 Jul 2020 12:19:24 -0400 X-MC-Unique: JZPNP6TzMmSdV0qw-7RAUA-1 Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id B9E9618C63CF; Thu, 30 Jul 2020 16:19:21 +0000 (UTC) Received: from oldenburg2.str.redhat.com (ovpn-113-29.ams2.redhat.com [10.36.113.29]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 9669187B03; Thu, 30 Jul 2020 16:19:20 +0000 (UTC) To: Adhemerval Zanella via Libc-alpha Subject: Re: [PATCH 4/5] login: User 64-bit time on struct lastlog References: <20200729205117.2925113-1-adhemerval.zanella@linaro.org> <20200729205117.2925113-4-adhemerval.zanella@linaro.org> <87a6zinhvp.fsf@igel.home> Date: Thu, 30 Jul 2020 18:19:18 +0200 In-Reply-To: (Adhemerval Zanella via Libc-alpha's message of "Thu, 30 Jul 2020 09:39:32 -0300") Message-ID: <874kppgem1.fsf@oldenburg2.str.redhat.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.3 (gnu/linux) MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain X-BeenThere: libc-alpha@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Libc-alpha mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , From: Florian Weimer via Libc-alpha Reply-To: Florian Weimer Cc: Alistair Francis , Andreas Schwab Errors-To: libc-alpha-bounces@sourceware.org Sender: "Libc-alpha" * Adhemerval Zanella via Libc-alpha: > On 29/07/2020 18:14, Andreas Schwab wrote: >> On Jul 29 2020, Adhemerval Zanella via Libc-alpha wrote: >> >>> It is not used directly on any symbol, so there is no need to add >>> compat ones. >> >> struct lastlog is an external type, describing the format of >> /var/log/lastlog. >> > > Right, so which would be best way to handle this transition? My idea > would to be approach to consumers, shadow-utils developers for instance, > and state the desirable to make glibc y2038 proof and why this interfaces > need to be changed. Sounds reasonable. We also have a security bug that is related to direct access to these files: If we need to mediate access for format translation, maybe this can be addressed at the same time? Thanks, Florian