Message ID | 20191029225932.14585-14-mst@redhat.com |
---|---|
State | New |
Headers | show
Return-Path: <qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org> X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=<UNKNOWN>) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=redhat.com 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 ozlabs.org (Postfix) with ESMTPS id 472nSl5Bq5z9s4Y for <incoming@patchwork.ozlabs.org>; Wed, 30 Oct 2019 10:13:27 +1100 (AEDT) Received: from localhost ([::1]:34952 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from <qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>) id 1iPag0-0003vJ-9G for incoming@patchwork.ozlabs.org; Tue, 29 Oct 2019 19:13:24 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:43877) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from <mst@redhat.com>) id 1iPaUU-0000p3-H5 for qemu-devel@nongnu.org; Tue, 29 Oct 2019 19:01:33 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from <mst@redhat.com>) id 1iPaUT-0004tG-F4 for qemu-devel@nongnu.org; Tue, 29 Oct 2019 19:01:30 -0400 Received: from mx1.redhat.com ([209.132.183.28]:50072) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from <mst@redhat.com>) id 1iPaUS-0004qH-K0 for qemu-devel@nongnu.org; Tue, 29 Oct 2019 19:01:29 -0400 Received: from mail-qk1-f198.google.com (mail-qk1-f198.google.com [209.85.222.198]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 150725AFE9 for <qemu-devel@nongnu.org>; Tue, 29 Oct 2019 23:01:26 +0000 (UTC) Received: by mail-qk1-f198.google.com with SMTP id x186so261163qke.13 for <qemu-devel@nongnu.org>; Tue, 29 Oct 2019 16:01:26 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=NIZIUZQMHD8MQB75aibzuLlMw0b/3b/p/eZpRql+nWE=; b=ijRtHMUrTxZaF3yJYcr3lPG8YXay/0DNcP0k1+vfjr0PUnDSIVQOMW+NkqsoaSZSEM 6pX4FBVGzhxmmLfkfrP7X+ExQoYtt/NKcRNWkC+/FE+udsSq0nUFSjFlDPdh5ojGzzh+ Wmuxi4PjMBD4Qmz6WfhG8G/wY8qBDNbPvAfSINrGrwQLyD8m7eDSExYD3sYduLiLpJnZ otb4KaicTDJmTtbCRRhpssw36bndGpB/S5X+5a5o+XQnuKIPRw7YkunPhjMVlZAWxsFb au+dVQpqjY0EiZ4WJA71gdF/RkvP+U+uk5E7Zc39bdTFdSv9WfwszLezcu5257a0h+nn lLYQ== X-Gm-Message-State: APjAAAVsXYa2GJd8If9th1WWxrOkq9TwVUvkoyHro4+SKfTo+xtnZ3ro EX+PgvyRIi0Yj5ZAX976db9iY2+TrFuZCFKHuMfgnY+m6XA5SnmaVjTjEsTUqq7yHx9wzhZkCTN GwN3rkZmnwUJd6nU= X-Received: by 2002:a0c:fb06:: with SMTP id c6mr20324531qvp.249.1572390084808; Tue, 29 Oct 2019 16:01:24 -0700 (PDT) X-Google-Smtp-Source: APXvYqxC6H2Qf4NmNRdcd8gqruKRp5YmZ2ttJ49a9YfOjoFugY3dZMfZ635m5NGqJxx7hqHjdZSqzQ== X-Received: by 2002:a0c:fb06:: with SMTP id c6mr20324510qvp.249.1572390084599; Tue, 29 Oct 2019 16:01:24 -0700 (PDT) Received: from redhat.com (94.222.26.109.rev.sfr.net. [109.26.222.94]) by smtp.gmail.com with ESMTPSA id w131sm487444qka.85.2019.10.29.16.01.22 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 29 Oct 2019 16:01:23 -0700 (PDT) Date: Tue, 29 Oct 2019 19:01:21 -0400 From: "Michael S. Tsirkin" <mst@redhat.com> To: qemu-devel@nongnu.org Subject: [PULL 13/14] virtio_net: use RCU_READ_LOCK_GUARD Message-ID: <20191029225932.14585-14-mst@redhat.com> References: <20191029225932.14585-1-mst@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20191029225932.14585-1-mst@redhat.com> X-Mailer: git-send-email 2.22.0.678.g13338e74b8 X-Mutt-Fcc: =sent X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 209.132.183.28 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: <qemu-devel.nongnu.org> List-Unsubscribe: <https://lists.nongnu.org/mailman/options/qemu-devel>, <mailto:qemu-devel-request@nongnu.org?subject=unsubscribe> List-Archive: <https://lists.nongnu.org/archive/html/qemu-devel> List-Post: <mailto:qemu-devel@nongnu.org> List-Help: <mailto:qemu-devel-request@nongnu.org?subject=help> List-Subscribe: <https://lists.nongnu.org/mailman/listinfo/qemu-devel>, <mailto:qemu-devel-request@nongnu.org?subject=subscribe> Cc: Peter Maydell <peter.maydell@linaro.org>, Jason Wang <jasowang@redhat.com>, "Dr. David Alan Gilbert" <dgilbert@redhat.com> Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" <qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org> |
Series |
[PULL,01/14] qdev/qbus: add hidden device support
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diff --git a/hw/net/virtio-net.c b/hw/net/virtio-net.c index 314f365e7c..97a5113f7e 100644 --- a/hw/net/virtio-net.c +++ b/hw/net/virtio-net.c @@ -1490,12 +1490,9 @@ static ssize_t virtio_net_receive_rcu(NetClientState *nc, const uint8_t *buf, static ssize_t virtio_net_do_receive(NetClientState *nc, const uint8_t *buf, size_t size) { - ssize_t r; + RCU_READ_LOCK_GUARD(); - rcu_read_lock(); - r = virtio_net_receive_rcu(nc, buf, size); - rcu_read_unlock(); - return r; + return virtio_net_receive_rcu(nc, buf, size); } static void virtio_net_rsc_extract_unit4(VirtioNetRscChain *chain,