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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 97056C10F1B for ; Tue, 27 Dec 2022 09:07:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229564AbiL0JHL (ORCPT ); Tue, 27 Dec 2022 04:07:11 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44704 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230094AbiL0JHG (ORCPT ); Tue, 27 Dec 2022 04:07:06 -0500 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 13C7E1E0 for ; Tue, 27 Dec 2022 01:06:20 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1672131979; 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=nz1SnC0gAVnfhR/QDRjT/YSO9ZI+vbqwUHzyKwphYUc=; b=daeMOgAQ0VWoX6nB4kcpGAq4OYMxFmR+pzacQhU8Jqm4ForPsBUYoo8ct5aUFcxH8SddC2 zEmN1kOWf46UoOY8gSPi6mXn0+sTCQKQSIp/rMvsjAvSZuR++0MHJzhO54v5WXn5jNFMzT 2FPtU8Oq5q3vRhnQXyiP4A+172FeWlo= Received: from mail-pf1-f198.google.com (mail-pf1-f198.google.com [209.85.210.198]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_128_GCM_SHA256) id us-mta-169-RbFP6dQsPQ-R2Y9Tqb3fJg-1; Tue, 27 Dec 2022 04:06:17 -0500 X-MC-Unique: RbFP6dQsPQ-R2Y9Tqb3fJg-1 Received: by mail-pf1-f198.google.com with SMTP id n22-20020a62e516000000b005817b3a197aso216573pff.14 for ; Tue, 27 Dec 2022 01:06:17 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:in-reply-to:from:references:cc:to :content-language:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=nz1SnC0gAVnfhR/QDRjT/YSO9ZI+vbqwUHzyKwphYUc=; b=tHGxN/S3aBBe/lURv+n1QpNTDyvxErCduFwf6N+UVC9C4wUOIiL7D8UkriohJs1Qhc yyoWMfBn0yM13uz2czPdzAknhUTeQVlS7EHexalBxCy4BCGvhOF6jS+C+pSCbsH4WZFv och89TgJoZVPbhQZtMUX9F56nxAVRUK1+PdotWvWzHGkR24yVFEJykGj7BGxon1TaGpy Fui4yViP4Qd2tnVQiNR+asTI9IsbpfnLjCqF6hH+uApx/lH/BPMD86sOcSiWqAHBcov9 pRpskUOsGLaAWgWzFb5StJnInS2VR3l0fp+00SV7uasm8w+6WDZIQBB4PfuhHQcEypCk YgJw== X-Gm-Message-State: AFqh2kqVRyFliXJVtd0qbkOO2gDKYzRM8LR/swGasKl2LdnwrafEy6Nb SDZbUiEZxkp41+IeV9+jO7FHKbEGKUEs6nvWNd/I8OSTru2usaAOdTD0XB7fsMiCpsh+n05mt6c 0EJEgY79k7BCQj5Uyc6JRDsn9 X-Received: by 2002:a17:90a:4744:b0:21a:fd7:210d with SMTP id y4-20020a17090a474400b0021a0fd7210dmr23290667pjg.2.1672131976914; Tue, 27 Dec 2022 01:06:16 -0800 (PST) X-Google-Smtp-Source: AMrXdXu93UpcjkbltIaP0U0Rt09nzSfJefeq48CvQOBnDYBKMyh1vT3OdwcM5vSFTtb3thaw2XTprg== X-Received: by 2002:a17:90a:4744:b0:21a:fd7:210d with SMTP id y4-20020a17090a474400b0021a0fd7210dmr23290648pjg.2.1672131976643; Tue, 27 Dec 2022 01:06:16 -0800 (PST) Received: from [10.72.13.143] ([43.228.180.230]) by smtp.gmail.com with ESMTPSA id o61-20020a17090a0a4300b00225ffb9c43dsm2168531pjo.5.2022.12.27.01.06.12 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 27 Dec 2022 01:06:16 -0800 (PST) Message-ID: <6026e801-6fda-fee9-a69b-d06a80368621@redhat.com> Date: Tue, 27 Dec 2022 17:06:10 +0800 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:102.0) Gecko/20100101 Thunderbird/102.6.1 Subject: Re: [PATCH 1/4] virtio-net: convert rx mode setting to use workqueue Content-Language: en-US To: "Michael S. Tsirkin" Cc: davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, virtualization@lists.linux-foundation.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, maxime.coquelin@redhat.com, alvaro.karsz@solid-run.com, eperezma@redhat.com References: <20221226074908.8154-1-jasowang@redhat.com> <20221226074908.8154-2-jasowang@redhat.com> <20221227023447-mutt-send-email-mst@kernel.org> From: Jason Wang In-Reply-To: <20221227023447-mutt-send-email-mst@kernel.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 在 2022/12/27 15:39, Michael S. Tsirkin 写道: > On Mon, Dec 26, 2022 at 03:49:05PM +0800, Jason Wang wrote: >> @@ -2227,9 +2267,21 @@ static void virtnet_set_rx_mode(struct net_device *dev) >> VIRTIO_NET_CTRL_MAC_TABLE_SET, sg)) >> dev_warn(&dev->dev, "Failed to set MAC filter table.\n"); >> >> + rtnl_unlock(); >> + >> kfree(buf); >> } >> >> +static void virtnet_set_rx_mode(struct net_device *dev) >> +{ >> + struct virtnet_info *vi = netdev_priv(dev); >> + >> + spin_lock(&vi->rx_mode_lock); >> + if (vi->rx_mode_work_enabled) >> + schedule_work(&vi->rx_mode_work); >> + spin_unlock(&vi->rx_mode_lock); >> +} >> + >> static int virtnet_vlan_rx_add_vid(struct net_device *dev, >> __be16 proto, u16 vid) >> { > Hmm so user tells us to e.g enable promisc. We report completion > but card is still dropping packets. I think this > has a chance to break some setups. I think all those filters are best efforts, am I wrong? Thanks > 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 smtp4.osuosl.org (smtp4.osuosl.org [140.211.166.137]) (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 075F1C10F1B for ; Tue, 27 Dec 2022 09:06:25 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp4.osuosl.org (Postfix) with ESMTP id 6330F4032F; Tue, 27 Dec 2022 09:06:25 +0000 (UTC) DKIM-Filter: OpenDKIM Filter v2.11.0 smtp4.osuosl.org 6330F4032F Authentication-Results: smtp4.osuosl.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256 header.s=mimecast20190719 header.b=daeMOgAQ X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp4.osuosl.org ([127.0.0.1]) by localhost (smtp4.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id CD-n6Y-ZyUZN; 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Tsirkin" References: <20221226074908.8154-1-jasowang@redhat.com> <20221226074908.8154-2-jasowang@redhat.com> <20221227023447-mutt-send-email-mst@kernel.org> From: Jason Wang In-Reply-To: <20221227023447-mutt-send-email-mst@kernel.org> X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Language: en-US Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, virtualization@lists.linux-foundation.org, eperezma@redhat.com, edumazet@google.com, maxime.coquelin@redhat.com, kuba@kernel.org, pabeni@redhat.com, davem@davemloft.net X-BeenThere: virtualization@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Linux virtualization List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Errors-To: virtualization-bounces@lists.linux-foundation.org Sender: "Virtualization" CuWcqCAyMDIyLzEyLzI3IDE1OjM5LCBNaWNoYWVsIFMuIFRzaXJraW4g5YaZ6YGTOgo+IE9uIE1v biwgRGVjIDI2LCAyMDIyIGF0IDAzOjQ5OjA1UE0gKzA4MDAsIEphc29uIFdhbmcgd3JvdGU6Cj4+ IEBAIC0yMjI3LDkgKzIyNjcsMjEgQEAgc3RhdGljIHZvaWQgdmlydG5ldF9zZXRfcnhfbW9kZShz dHJ1Y3QgbmV0X2RldmljZSAqZGV2KQo+PiAgIAkJCQkgIFZJUlRJT19ORVRfQ1RSTF9NQUNfVEFC TEVfU0VULCBzZykpCj4+ICAgCQlkZXZfd2FybigmZGV2LT5kZXYsICJGYWlsZWQgdG8gc2V0IE1B QyBmaWx0ZXIgdGFibGUuXG4iKTsKPj4gICAKPj4gKwlydG5sX3VubG9jaygpOwo+PiArCj4+ICAg CWtmcmVlKGJ1Zik7Cj4+ICAgfQo+PiAgIAo+PiArc3RhdGljIHZvaWQgdmlydG5ldF9zZXRfcnhf bW9kZShzdHJ1Y3QgbmV0X2RldmljZSAqZGV2KQo+PiArewo+PiArCXN0cnVjdCB2aXJ0bmV0X2lu Zm8gKnZpID0gbmV0ZGV2X3ByaXYoZGV2KTsKPj4gKwo+PiArCXNwaW5fbG9jaygmdmktPnJ4X21v ZGVfbG9jayk7Cj4+ICsJaWYgKHZpLT5yeF9tb2RlX3dvcmtfZW5hYmxlZCkKPj4gKwkJc2NoZWR1 bGVfd29yaygmdmktPnJ4X21vZGVfd29yayk7Cj4+ICsJc3Bpbl91bmxvY2soJnZpLT5yeF9tb2Rl X2xvY2spOwo+PiArfQo+PiArCj4+ICAgc3RhdGljIGludCB2aXJ0bmV0X3ZsYW5fcnhfYWRkX3Zp ZChzdHJ1Y3QgbmV0X2RldmljZSAqZGV2LAo+PiAgIAkJCQkgICBfX2JlMTYgcHJvdG8sIHUxNiB2 aWQpCj4+ICAgewo+IEhtbSBzbyB1c2VyIHRlbGxzIHVzIHRvIGUuZyBlbmFibGUgcHJvbWlzYy4g V2UgcmVwb3J0IGNvbXBsZXRpb24KPiBidXQgY2FyZCBpcyBzdGlsbCBkcm9wcGluZyBwYWNrZXRz LiBJIHRoaW5rIHRoaXMKPiBoYXMgYSBjaGFuY2UgdG8gYnJlYWsgc29tZSBzZXR1cHMuCgoKSSB0 aGluayBhbGwgdGhvc2UgZmlsdGVycyBhcmUgYmVzdCBlZmZvcnRzLCBhbSBJIHdyb25nPwoKVGhh bmtzCgoKPgoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18K VmlydHVhbGl6YXRpb24gbWFpbGluZyBsaXN0ClZpcnR1YWxpemF0aW9uQGxpc3RzLmxpbnV4LWZv dW5kYXRpb24ub3JnCmh0dHBzOi8vbGlzdHMubGludXhmb3VuZGF0aW9uLm9yZy9tYWlsbWFuL2xp c3RpbmZvL3ZpcnR1YWxpemF0aW9u