From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id C62D6EB64D8 for ; Wed, 21 Jun 2023 07:58:37 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qBsjJ-0004ru-Ur; Wed, 21 Jun 2023 03:58:17 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qBsjI-0004rk-Et for qemu-devel@nongnu.org; Wed, 21 Jun 2023 03:58:16 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qBsjG-0002QH-FP for qemu-devel@nongnu.org; Wed, 21 Jun 2023 03:58:16 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1687334293; h=from:from:reply-to: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=gHPTnmmnUxUNf7wEhR9clDcE3ue6x9xo4FmGOojtYwU=; b=KJyuZxmoqL2MfmMzK+AFgyGBvHcQhywvRpkXFdUAnwTxVeMvAMCYXjdbEaaVNtnD7ucE8K NTI16hhiuQnsnxhaIuuoEDcaiLJmTbG5j8Pbhnljwz3AjXqIMRqoLDdJ6AEKmnUrHxnSij zIZZ4BCQl8sk/dn/txEhnBefLlQr3ns= Received: from mimecast-mx02.redhat.com (mx3-rdu2.redhat.com [66.187.233.73]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-636-Onbyv8KxMoaR3nNdcOx3VA-1; Wed, 21 Jun 2023 03:58:10 -0400 X-MC-Unique: Onbyv8KxMoaR3nNdcOx3VA-1 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.rdu2.redhat.com [10.11.54.3]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 9C3931C08DA5; Wed, 21 Jun 2023 07:58:09 +0000 (UTC) Received: from redhat.com (unknown [10.42.28.44]) by smtp.corp.redhat.com (Postfix) with ESMTPS id A0DD5112132C; Wed, 21 Jun 2023 07:58:08 +0000 (UTC) Date: Wed, 21 Jun 2023 08:58:06 +0100 From: Daniel =?utf-8?B?UC4gQmVycmFuZ8Op?= To: Andrew Melnychenko Cc: jasowang@redhat.com, mst@redhat.com, armbru@redhat.com, eblake@redhat.com, qemu-devel@nongnu.org, yuri.benditovich@daynix.com, yan@daynix.com Subject: Re: [PATCH v3 2/6] ebpf: Added eBPF initialization by fds. Message-ID: References: <20230614221026.56950-1-andrew@daynix.com> <20230614221026.56950-3-andrew@daynix.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20230614221026.56950-3-andrew@daynix.com> User-Agent: Mutt/2.2.9 (2022-11-12) X-Scanned-By: MIMEDefang 3.1 on 10.11.54.3 Received-SPF: pass client-ip=170.10.133.124; envelope-from=berrange@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: Daniel =?utf-8?B?UC4gQmVycmFuZ8Op?= Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org On Thu, Jun 15, 2023 at 01:10:22AM +0300, Andrew Melnychenko wrote: > It allows using file descriptors of eBPF provided > outside of QEMU. > QEMU may be run without capabilities for eBPF and run > RSS program provided by management tool(g.e. libvirt). > > Signed-off-by: Andrew Melnychenko > --- > ebpf/ebpf_rss-stub.c | 6 ++++++ > ebpf/ebpf_rss.c | 27 +++++++++++++++++++++++++++ > ebpf/ebpf_rss.h | 5 +++++ > 3 files changed, 38 insertions(+) Reviewed-by: Daniel P. Berrangé With regards, Daniel -- |: https://berrange.com -o- https://www.flickr.com/photos/dberrange :| |: https://libvirt.org -o- https://fstop138.berrange.com :| |: https://entangle-photo.org -o- https://www.instagram.com/dberrange :|