From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from lindbergh.monkeyblade.net (lindbergh.monkeyblade.net [23.128.96.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 1543D30CE2 for ; Tue, 7 Nov 2023 13:23:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="X61D1l0C" 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 ACC21D77 for ; Tue, 7 Nov 2023 05:23:41 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1699363421; 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: in-reply-to:in-reply-to:references:references; bh=6FU32l39lKCSdZhSytwDwo2S8vBHIikXujdpUSbPKo8=; b=X61D1l0CR8EBysMqV0fKkD5c/GPANhC8L38HBFQrFg0C4BX1Xkb2+CbTZkgKWH2WmLjp+s lIDPOoo6gCYnKhoD/PHhAmObmE89zSBH/c6wdqAUNuQsuHVuJAlzope1Vt8YmSW3vrQ4zT WdqDMLNeQtorAVf7Km1kCwRP/xyRVEg= Received: from mail-wm1-f70.google.com (mail-wm1-f70.google.com [209.85.128.70]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-357-vpqI20_IORqpHI9YiouMZg-1; Tue, 07 Nov 2023 08:23:39 -0500 X-MC-Unique: vpqI20_IORqpHI9YiouMZg-1 Received: by mail-wm1-f70.google.com with SMTP id 5b1f17b1804b1-4083865e0b7so33789655e9.3 for ; Tue, 07 Nov 2023 05:23:38 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1699363418; x=1699968218; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=6FU32l39lKCSdZhSytwDwo2S8vBHIikXujdpUSbPKo8=; b=sVAYlWkZCEC0CVh+3GGiEtuFvoNel8XSp/Sn7zBxUgDtFaqAXhHF002m/Y2UmrF98O LXEhuPUn6F0102Vv3An6rGzH+VodN+N0W8bVKU9b6V0lIOT5Z31cEekJn/ISfKTEwO5I mgbRJBq2lpcNoRoAoRE7n/iKP/wPD6G7tTgNCmkDKXQ9MmNgntTaMvKeIs7FUi8tWIDT 9LmUjcJ4kKH4wppuUM8xO1DL6sWiavhaDpyxwrX82abhVMozivTCBOpe6wuGaZlr3/IF QozTPqKxzrJMz0VNtBNx1E6AFkZdNIOmTp6U43myTrP+fy3ZA2/U+YkNVGIbvcKmCE98 WfTA== X-Gm-Message-State: AOJu0YwgxmxWnGyThdswAjy1+nbXOpYeETHGKtIbhnJwmsjCvLjpFa0l sXwZ4gkiYLY6MRtqYuWIl7XX6UwP/9NPvnDWGNTNvC84jA0TeLLiDaOESXn4odSdcg4w/4qEXDa Pqk3DKkYofw64Uton X-Received: by 2002:a5d:64af:0:b0:32f:aaff:96dd with SMTP id m15-20020a5d64af000000b0032faaff96ddmr11425183wrp.4.1699363417949; Tue, 07 Nov 2023 05:23:37 -0800 (PST) X-Google-Smtp-Source: AGHT+IEkb/2QIpst9kXo1JNieCe98S9IH2A6ymDLslfoNXCzUG50rRwswfRq4amhWEX0BKprIvqrcA== X-Received: by 2002:a5d:64af:0:b0:32f:aaff:96dd with SMTP id m15-20020a5d64af000000b0032faaff96ddmr11425155wrp.4.1699363417297; Tue, 07 Nov 2023 05:23:37 -0800 (PST) Received: from redhat.com ([2a02:14f:1f1:373a:140:63a8:a31c:ab2a]) by smtp.gmail.com with ESMTPSA id o3-20020a056000010300b0032da4f70756sm2391885wrx.5.2023.11.07.05.23.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 07 Nov 2023 05:23:36 -0800 (PST) Date: Tue, 7 Nov 2023 08:23:32 -0500 From: "Michael S. Tsirkin" To: Cindy Lu Cc: jasowang@redhat.com, yi.l.liu@intel.com, jgg@nvidia.com, linux-kernel@vger.kernel.org, virtualization@lists.linux-foundation.org, netdev@vger.kernel.org Subject: Re: [RFC v1 0/8] vhost-vdpa: add support for iommufd Message-ID: <20231107082214-mutt-send-email-mst@kernel.org> References: <20231103171641.1703146-1-lulu@redhat.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20231103171641.1703146-1-lulu@redhat.com> On Sat, Nov 04, 2023 at 01:16:33AM +0800, Cindy Lu wrote: > Test passed in the physical device (vp_vdpa), but there are still some problems in the emulated device (vdpa_sim_net), I'm not sure there's even value in bothering with iommufd for the simulator. Just find a way to disable it and fail gracefully. -- MST