From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by passt.top (Postfix) with ESMTP id 2204C5A0082 for ; Tue, 6 Dec 2022 07:45:50 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1670309148; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=cSGhUbctFFmRyBNCmjIn/GVIUfPhPUJW8VkDDkkbG6Q=; b=FcAS7DHZnn+JgCZwrgVJMy9bmJr3F06OLaItoxbNk3WF+C0JOszMXCLtkw3PeZXfiynLkn McCZo9yPzH2/a/mtqky8CW7hoLrQohL5fu3GTgeKlNUlIjRjjXr80ssJtHTBdZNynpH1CV 951J7YbjsDKypTlsOxVIrM8gAD8OC4g= Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-35-tZzv43nyPRWHWTZfOkTajw-1; Tue, 06 Dec 2022 01:45:45 -0500 X-MC-Unique: tZzv43nyPRWHWTZfOkTajw-1 Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.rdu2.redhat.com [10.11.54.7]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 35FBE801231; Tue, 6 Dec 2022 06:45:45 +0000 (UTC) Received: from maya.cloud.tilaa.com (ovpn-208-4.brq.redhat.com [10.40.208.4]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 01FAF1401C25; Tue, 6 Dec 2022 06:45:45 +0000 (UTC) Date: Tue, 6 Dec 2022 07:45:42 +0100 From: Stefano Brivio To: David Gibson Subject: Re: [PATCH 0/8] Don't use additional sockets for receiving "spliced" UDP communications Message-ID: <20221206074542.488468fd@elisabeth> In-Reply-To: <20221205081425.2614425-1-david@gibson.dropbear.id.au> References: <20221205081425.2614425-1-david@gibson.dropbear.id.au> Organization: Red Hat MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.1 on 10.11.54.7 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Message-ID-Hash: JV56HJSJXRMRYXN53KAOFTIBD37GGB4B X-Message-ID-Hash: JV56HJSJXRMRYXN53KAOFTIBD37GGB4B X-MailFrom: sbrivio@redhat.com X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header CC: passt-dev@passt.top X-Mailman-Version: 3.3.3 Precedence: list List-Id: Development discussion and patches for passt Archived-At: Archived-At: List-Archive: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: On Mon, 5 Dec 2022 19:14:17 +1100 David Gibson wrote: > At present, the UDP "splice" and "tap" paths are quite separate. We > have separate sockets to receive packets bound for the tap and splice > paths. This leads to some code duplication, and extra open sockets. > > This series partially unifies the two paths, allowing us to use a > single (host side) socket, bound to 0.0.0.0 or :: to receive packets > for both cases. > > This is based on my earlier series with some fixes for the tap path. Applied and pushed too. -- Stefano