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 30227C433FE for ; Sat, 4 Dec 2021 07:22:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1344514AbhLDHZb (ORCPT ); Sat, 4 Dec 2021 02:25:31 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53240 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232185AbhLDHZ3 (ORCPT ); Sat, 4 Dec 2021 02:25:29 -0500 Received: from mail-pj1-x1030.google.com (mail-pj1-x1030.google.com [IPv6:2607:f8b0:4864:20::1030]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B87C1C061751; Fri, 3 Dec 2021 23:22:04 -0800 (PST) Received: by mail-pj1-x1030.google.com with SMTP id j6-20020a17090a588600b001a78a5ce46aso6951352pji.0; Fri, 03 Dec 2021 23:22:04 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=message-id:date:mime-version:user-agent:subject:content-language:to :cc:references:from:in-reply-to:content-transfer-encoding; bh=ZkQEYozmB0wgYJcxDO/m983AAdy8n14FhucCaGoUzA4=; b=blREAYP23qBjIahcqczEuNSUq6MRbQ5UXgW1oG4ZGSSpOed90dbanN+LHvJF7N6ME0 Y9LKoSwodHr9BOd//+DW6OvBPSh6Rf4BdMb2EzDvtQ+sVoes1f6+7VWyUKFWqiaSHHqU Am+FtOCVPnOAgj6oTP0k0IWgh4dooTt7QX7KQKbCT+o69WR7nP4hJQspPwFm25qXtPCW kBdkmADgMPc7HTKvYOavrblwjUfXQ3wlSxkW6E/shgs8QAhLWvPBZ3tVRmEVD7CWY44S t8LTdIFpatSjby01xMjLjf42MSd1m5DtLtC+1uS3bLpAx3vREm/i+1aUCO81LPZgXzuP nkWw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:message-id:date:mime-version:user-agent:subject :content-language:to:cc:references:from:in-reply-to :content-transfer-encoding; bh=ZkQEYozmB0wgYJcxDO/m983AAdy8n14FhucCaGoUzA4=; b=y2p/lvt374wlKRsJOW+X3FJTKJeg5JQ5PGHiHtuMWq8vjHK8kNwOx2cXg7kFIDt6GZ GWpTXROfQaQGc4Sqcwf7un19o6tzvq8gTC40TkOzJgdJvrOQATV78k9J6sK0ymLtzmC6 iyLfZDt1xtt4pCF+o3xM/8r80ZD7DFlRAKkX19MUxh2ZPm6hSzVm09ns226Fs86OwwxI s1csl3Ix8jApBmjaCkVXFEbLW9ASwBbPlFRWE3V8pRWaWhW8iLr6+cubVa/1Ylo+zNuG PTjCL7swYrzNvCV7WEWCAit5nq5UxEvKDbxc0SaemDhJMIYNAgUu3Y6qBdg/XyUfHR5O 20LQ== X-Gm-Message-State: AOAM533wEHgVJox09V37PvdH3GuZhMAvzI4CXCG4Eumk/NbEYzH5NMz4 MZ/jzbFv3zbXgsgVPu/5e2k= X-Google-Smtp-Source: ABdhPJzcZuwuxSGpXoC+LpAfScg+HY+PAZl5x85Fy3cmkRF8TnHHjxYQIiUVC9++sZKTL0nxBihlXA== X-Received: by 2002:a17:903:1105:b0:143:a593:dc6e with SMTP id n5-20020a170903110500b00143a593dc6emr28523850plh.6.1638602524291; Fri, 03 Dec 2021 23:22:04 -0800 (PST) Received: from ?IPV6:2404:f801:0:5:8000::50b? ([2404:f801:9000:18:efec::50b]) by smtp.gmail.com with ESMTPSA id t10sm4331860pga.6.2021.12.03.23.21.53 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 03 Dec 2021 23:22:03 -0800 (PST) Message-ID: <59e41c28-260f-876d-c7cf-a13669ad8984@gmail.com> Date: Sat, 4 Dec 2021 15:21:50 +0800 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:91.0) Gecko/20100101 Thunderbird/91.3.2 Subject: Re: [PATCH V3 1/5] Swiotlb: Add Swiotlb bounce buffer remap function for HV IVM Content-Language: en-US To: Tom Lendacky , kys@microsoft.com, haiyangz@microsoft.com, sthemmin@microsoft.com, wei.liu@kernel.org, decui@microsoft.com, tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, dave.hansen@linux.intel.com, x86@kernel.org, hpa@zytor.com, jgross@suse.com, sstabellini@kernel.org, boris.ostrovsky@oracle.com, joro@8bytes.org, will@kernel.org, davem@davemloft.net, kuba@kernel.org, jejb@linux.ibm.com, martin.petersen@oracle.com, arnd@arndb.de, hch@infradead.org, m.szyprowski@samsung.com, robin.murphy@arm.com, Tianyu.Lan@microsoft.com, xen-devel@lists.xenproject.org, michael.h.kelley@microsoft.com Cc: iommu@lists.linux-foundation.org, linux-arch@vger.kernel.org, linux-hyperv@vger.kernel.org, linux-kernel@vger.kernel.org, linux-scsi@vger.kernel.org, netdev@vger.kernel.org, vkuznets@redhat.com, brijesh.singh@amd.com, konrad.wilk@oracle.com, hch@lst.de, parri.andrea@gmail.com, dave.hansen@intel.com References: <20211201160257.1003912-1-ltykernel@gmail.com> <20211201160257.1003912-2-ltykernel@gmail.com> <41bb0a87-9fdb-4c67-a903-9e87d092993a@amd.com> <06faf04c-dc4a-69fd-0be9-04f57f779ffe@amd.com> <1b7b8e20-a861-ab26-26a1-dad1eb80a461@amd.com> From: Tianyu Lan In-Reply-To: <1b7b8e20-a861-ab26-26a1-dad1eb80a461@amd.com> 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 On 12/4/2021 4:06 AM, Tom Lendacky wrote: >>> Hi Tom: >>>        Thanks for your test. Could you help to test the following >>> patch and check whether it can fix the issue. >> >> The patch is mangled. Is the only difference where >> set_memory_decrypted() is called? > > I de-mangled the patch. No more stack traces with SME active. > > Thanks, > Tom Hi Tom: Thanks a lot for your rework and test. I will update in the next version. 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 smtp1.osuosl.org (smtp1.osuosl.org [140.211.166.138]) (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 934BDC433F5 for ; Sat, 4 Dec 2021 07:22:09 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp1.osuosl.org (Postfix) with ESMTP id 1BFDC83046; Sat, 4 Dec 2021 07:22:09 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp1.osuosl.org ([127.0.0.1]) by localhost (smtp1.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id eTtDeRqj_VST; Sat, 4 Dec 2021 07:22:07 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [IPv6:2605:bc80:3010:104::8cd3:938]) by smtp1.osuosl.org (Postfix) with ESMTPS id 88AA983417; Sat, 4 Dec 2021 07:22:07 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id 5A2EEC006E; Sat, 4 Dec 2021 07:22:07 +0000 (UTC) Received: from smtp4.osuosl.org (smtp4.osuosl.org [IPv6:2605:bc80:3010::137]) by lists.linuxfoundation.org (Postfix) with ESMTP id 49DA4C0012 for ; Sat, 4 Dec 2021 07:22:06 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp4.osuosl.org (Postfix) with ESMTP id 2C5984095D for ; Sat, 4 Dec 2021 07:22:06 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Authentication-Results: smtp4.osuosl.org (amavisd-new); dkim=pass (2048-bit key) header.d=gmail.com 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 BhGRefjRcb7p for ; Sat, 4 Dec 2021 07:22:05 +0000 (UTC) X-Greylist: whitelisted by SQLgrey-1.8.0 Received: from mail-pl1-x62d.google.com (mail-pl1-x62d.google.com [IPv6:2607:f8b0:4864:20::62d]) by smtp4.osuosl.org (Postfix) with ESMTPS id 09DC4403FD for ; Sat, 4 Dec 2021 07:22:04 +0000 (UTC) Received: by mail-pl1-x62d.google.com with SMTP id b13so3639164plg.2 for ; Fri, 03 Dec 2021 23:22:04 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=message-id:date:mime-version:user-agent:subject:content-language:to :cc:references:from:in-reply-to:content-transfer-encoding; bh=ZkQEYozmB0wgYJcxDO/m983AAdy8n14FhucCaGoUzA4=; b=blREAYP23qBjIahcqczEuNSUq6MRbQ5UXgW1oG4ZGSSpOed90dbanN+LHvJF7N6ME0 Y9LKoSwodHr9BOd//+DW6OvBPSh6Rf4BdMb2EzDvtQ+sVoes1f6+7VWyUKFWqiaSHHqU Am+FtOCVPnOAgj6oTP0k0IWgh4dooTt7QX7KQKbCT+o69WR7nP4hJQspPwFm25qXtPCW kBdkmADgMPc7HTKvYOavrblwjUfXQ3wlSxkW6E/shgs8QAhLWvPBZ3tVRmEVD7CWY44S t8LTdIFpatSjby01xMjLjf42MSd1m5DtLtC+1uS3bLpAx3vREm/i+1aUCO81LPZgXzuP nkWw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:message-id:date:mime-version:user-agent:subject :content-language:to:cc:references:from:in-reply-to :content-transfer-encoding; bh=ZkQEYozmB0wgYJcxDO/m983AAdy8n14FhucCaGoUzA4=; b=MrfagQgQn1lTMLQiYWYtFOf7GQo1FjGYEHpykELmaNwQbpurfXHmi9laYkgZrn4S36 MxqTOfnO25T3ewQjQnJ+vJhpUveOID62bFMnXLLKO5tnh026YNbBuRHkXa4+UJ6fUicb yMl4dOGLMNV/CIvzz7JlDYuyPwKPci26ZiIMBQXf0I1z5YyA8VnhkiWHVTC2oHA8bLgW BO5bxYsv1XV/ETt8DF0bejME/BsnJRjAQMum5c8DbM7cta+0MpDEo51FV197BMGNvnA0 4i0TdDs2lUWen8L6Zxj7tYQQIqExTDvUlpFzgTq5stKzcKKNu+FvEqD6G2M0LJpINbi7 A7sw== X-Gm-Message-State: AOAM530Y+nuoxK9g3A7DFifedOXAU3WYgq24tZ9IY+3Zah0+nAT/WoEK ldajD87KJ0SnUNN7cI+fesI= X-Google-Smtp-Source: ABdhPJzcZuwuxSGpXoC+LpAfScg+HY+PAZl5x85Fy3cmkRF8TnHHjxYQIiUVC9++sZKTL0nxBihlXA== X-Received: by 2002:a17:903:1105:b0:143:a593:dc6e with SMTP id n5-20020a170903110500b00143a593dc6emr28523850plh.6.1638602524291; Fri, 03 Dec 2021 23:22:04 -0800 (PST) Received: from ?IPV6:2404:f801:0:5:8000::50b? ([2404:f801:9000:18:efec::50b]) by smtp.gmail.com with ESMTPSA id t10sm4331860pga.6.2021.12.03.23.21.53 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 03 Dec 2021 23:22:03 -0800 (PST) Message-ID: <59e41c28-260f-876d-c7cf-a13669ad8984@gmail.com> Date: Sat, 4 Dec 2021 15:21:50 +0800 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:91.0) Gecko/20100101 Thunderbird/91.3.2 Subject: Re: [PATCH V3 1/5] Swiotlb: Add Swiotlb bounce buffer remap function for HV IVM Content-Language: en-US To: Tom Lendacky , kys@microsoft.com, haiyangz@microsoft.com, sthemmin@microsoft.com, wei.liu@kernel.org, decui@microsoft.com, tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, dave.hansen@linux.intel.com, x86@kernel.org, hpa@zytor.com, jgross@suse.com, sstabellini@kernel.org, boris.ostrovsky@oracle.com, joro@8bytes.org, will@kernel.org, davem@davemloft.net, kuba@kernel.org, jejb@linux.ibm.com, martin.petersen@oracle.com, arnd@arndb.de, hch@infradead.org, m.szyprowski@samsung.com, robin.murphy@arm.com, Tianyu.Lan@microsoft.com, xen-devel@lists.xenproject.org, michael.h.kelley@microsoft.com References: <20211201160257.1003912-1-ltykernel@gmail.com> <20211201160257.1003912-2-ltykernel@gmail.com> <41bb0a87-9fdb-4c67-a903-9e87d092993a@amd.com> <06faf04c-dc4a-69fd-0be9-04f57f779ffe@amd.com> <1b7b8e20-a861-ab26-26a1-dad1eb80a461@amd.com> From: Tianyu Lan In-Reply-To: <1b7b8e20-a861-ab26-26a1-dad1eb80a461@amd.com> Cc: linux-arch@vger.kernel.org, parri.andrea@gmail.com, linux-hyperv@vger.kernel.org, brijesh.singh@amd.com, linux-scsi@vger.kernel.org, konrad.wilk@oracle.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, dave.hansen@intel.com, iommu@lists.linux-foundation.org, vkuznets@redhat.com, hch@lst.de X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Development issues for Linux IOMMU support 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: iommu-bounces@lists.linux-foundation.org Sender: "iommu" T24gMTIvNC8yMDIxIDQ6MDYgQU0sIFRvbSBMZW5kYWNreSB3cm90ZToKPj4+IEhpIFRvbToKPj4+ IMKgwqDCoMKgwqDCoCBUaGFua3MgZm9yIHlvdXIgdGVzdC4gQ291bGQgeW91IGhlbHAgdG8gdGVz dCB0aGUgZm9sbG93aW5nIAo+Pj4gcGF0Y2ggYW5kIGNoZWNrIHdoZXRoZXIgaXQgY2FuIGZpeCB0 aGUgaXNzdWUuCj4+Cj4+IFRoZSBwYXRjaCBpcyBtYW5nbGVkLiBJcyB0aGUgb25seSBkaWZmZXJl bmNlIHdoZXJlIAo+PiBzZXRfbWVtb3J5X2RlY3J5cHRlZCgpIGlzIGNhbGxlZD8KPiAKPiBJIGRl LW1hbmdsZWQgdGhlIHBhdGNoLiBObyBtb3JlIHN0YWNrIHRyYWNlcyB3aXRoIFNNRSBhY3RpdmUu Cj4gCj4gVGhhbmtzLAo+IFRvbQoKSGkgVG9tOgoJVGhhbmtzIGEgbG90IGZvciB5b3VyIHJld29y ayBhbmQgdGVzdC4gSSB3aWxsIHVwZGF0ZSBpbiB0aGUgbmV4dCB2ZXJzaW9uLgoKVGhhbmtzLgpf X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwppb21tdSBtYWls aW5nIGxpc3QKaW9tbXVAbGlzdHMubGludXgtZm91bmRhdGlvbi5vcmcKaHR0cHM6Ly9saXN0cy5s aW51eGZvdW5kYXRpb24ub3JnL21haWxtYW4vbGlzdGluZm8vaW9tbXU=