From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by sourceware.org (Postfix) with ESMTP id 2DD3A385840C for ; Mon, 27 Sep 2021 18:52:18 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org 2DD3A385840C 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-124-d5Vuz4KpOc6UsjGn3XQvpQ-1; Mon, 27 Sep 2021 14:52:16 -0400 X-MC-Unique: d5Vuz4KpOc6UsjGn3XQvpQ-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 C6B20802935; Mon, 27 Sep 2021 18:52:15 +0000 (UTC) Received: from oldenburg.str.redhat.com (unknown [10.39.192.176]) by smtp.corp.redhat.com (Postfix) with ESMTPS id BC68E60657; Mon, 27 Sep 2021 18:52:14 +0000 (UTC) From: Florian Weimer To: Andreas Schwab Cc: Florian Weimer via Libc-alpha Subject: Re: [PATCH] Linux: Simplify __opensock and fix race condition [BZ #28353] References: <87a6jxeut4.fsf@oldenburg.str.redhat.com> <87a6jxn9h5.fsf@igel.home> Date: Mon, 27 Sep 2021 20:52:12 +0200 In-Reply-To: <87a6jxn9h5.fsf@igel.home> (Andreas Schwab's message of "Mon, 27 Sep 2021 20:45:26 +0200") Message-ID: <871r59etr7.fsf@oldenburg.str.redhat.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.2 (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; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-Spam-Status: No, score=-6.5 required=5.0 tests=BAYES_00, DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, RCVD_IN_DNSWL_LOW, RCVD_IN_MSPIKE_H2, SPF_HELO_NONE, SPF_NONE, TXREP autolearn=ham autolearn_force=no version=3.4.4 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on server2.sourceware.org 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: , X-List-Received-Date: Mon, 27 Sep 2021 18:52:19 -0000 * Andreas Schwab: > On Sep 27 2021, Florian Weimer via Libc-alpha wrote: > >> AF_NETLINK support is not quite optional on modern Linux systems >> anymore, so it is likely that the first attempt will always succeed. >> Consequently, there is no need to cache the result. Keep AF_UNIX >> and the Internet address families as a fallback, for the rare case >> that AF_NETLINK is fixing. > > Fixing what? Sorry, =E2=80=9Cis missing=E2=80=9D. Thanks for pointing out the mistake. Florian