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 F04E0C4332F for ; Tue, 7 Nov 2023 13:24:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234479AbjKGNYw (ORCPT ); Tue, 7 Nov 2023 08:24:52 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45108 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234412AbjKGNYt (ORCPT ); Tue, 7 Nov 2023 08:24:49 -0500 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 43F9CD6E 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=1699363420; 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=PvTOtuNAgO5a4t4fAwNwn7zoMgnxsUmUSgmCiWJ7nonTxC9OWiBBpjI1S/xoB+ihLJTFz9 DdOBtc8uVmgG9Y3pY2FFaQSFQElzz+u6ZF1mLOYvLXwPodaydTkEueoisZRthjPaUKIdeZ 4/VGbIALM2xCwOZzsK9s9IM6mDSaa4k= Received: from mail-wr1-f69.google.com (mail-wr1-f69.google.com [209.85.221.69]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-104-0LwpXkEhMzucEYKodt8AZQ-1; Tue, 07 Nov 2023 08:23:39 -0500 X-MC-Unique: 0LwpXkEhMzucEYKodt8AZQ-1 Received: by mail-wr1-f69.google.com with SMTP id ffacd0b85a97d-32f7943913aso2940789f8f.1 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=U+VB4ceoWzpUIfBP0YP0RCIokV+Phy1hfvHwY/h/ujXbkyYyXPn418//BrDHiH9WpM azdcHpBAXLIeSdsLR5Sovchx6Mwbq9WI1LiadNBDHIF0Ec/mrHgwHG5VEbEy3aRTXq60 Sqs3OXuUyFtYHWAS90zHDThvYW4hX72N0CHKbaEnf3CZFhb3vb15e1Yj4JGQOI7/KD/+ 7/pCZb9Skz/kx5bxGZNgbvyeoSyBoIKQR9XpCyaMK7dcMeYnCCg1LI9FQC8gkoLvqKvT thQEY4wiw8KY4bBZZVR2c/i7RZc7+WwsvxDWw/b1K4NMeKf3RAcFb/yfCJ4t/7e+AR1M sxtQ== X-Gm-Message-State: AOJu0YziOlHLcc8/Qs59LaItyIP33kYnbjPIt+MpF4PDWhRsETO893AK Ke4rpyFz6dRuIGTGCxwGNtbtZebtTuY+qQGeu5D988Xb2qZ6/N8nQC3k9wjt6gOG7XtfIOFAegE /Sea39BrIRSTcA4CkTyZmIjft X-Received: by 2002:a5d:64af:0:b0:32f:aaff:96dd with SMTP id m15-20020a5d64af000000b0032faaff96ddmr11425179wrp.4.1699363417940; 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> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20231103171641.1703146-1-lulu@redhat.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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