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 75824C63682 for ; Wed, 26 Jan 2022 00:01:32 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp1.osuosl.org (Postfix) with ESMTP id 12D8C829B1; Wed, 26 Jan 2022 00:01:32 +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 TF6rzhG2muEL; Wed, 26 Jan 2022 00:01:31 +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 E9C3882A0E; Wed, 26 Jan 2022 00:01:30 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id BDB44C0039; Wed, 26 Jan 2022 00:01:30 +0000 (UTC) Received: from smtp1.osuosl.org (smtp1.osuosl.org [IPv6:2605:bc80:3010::138]) by lists.linuxfoundation.org (Postfix) with ESMTP id 37998C002F for ; Wed, 26 Jan 2022 00:01:29 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp1.osuosl.org (Postfix) with ESMTP id 11E1482A2E for ; Wed, 26 Jan 2022 00:01:29 +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 UB3Ld6xDu9JQ for ; Wed, 26 Jan 2022 00:01:28 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.8.0 Received: from mga05.intel.com (mga05.intel.com [192.55.52.43]) by smtp1.osuosl.org (Postfix) with ESMTPS id 853F482A0E for ; Wed, 26 Jan 2022 00:01:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1643155288; x=1674691288; h=cc:subject:to:references:from:message-id:date: mime-version:in-reply-to:content-transfer-encoding; bh=SpDhNbUZcRauXonP/+d7u6so8MOKDyCHLSxBXrM0t8M=; b=AocUpLUeIkni6iS+5yQRrcG8eqhtBSovR5/IU3nlN+nZUFx70HxRjCrX nO+ov4ML9iJ9z6i6VAV9AuWcqDZep2LUKFHPpRXyJdl1f3k8+Ry9BZlki 56pRRR46e2f1k/tP34Z/EZMbEZcjNNvQ6Vg5aOhC7O6hZAOmwh5Q/IYjB DP1GBmI38hcJBbocdagEVrUqW96KnsIbqNVnKbiymAr2Rqv/WGBI2LRk8 gOKssLSUYbBwqbZNTRddiQMnzW9qQkZ96vFCaOZ9Sj4Q0UL/5ocQFqywT PMV62TkEtWGMvQ5lUWvSA3196Qtt6vZn4fNVKBAvF2P22X4tmEHrEuhZb g==; X-IronPort-AV: E=McAfee;i="6200,9189,10238"; a="332798085" X-IronPort-AV: E=Sophos;i="5.88,316,1635231600"; d="scan'208";a="332798085" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by fmsmga105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Jan 2022 16:01:27 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.88,316,1635231600"; d="scan'208";a="534956436" Received: from allen-box.sh.intel.com (HELO [10.239.159.118]) ([10.239.159.118]) by orsmga008.jf.intel.com with ESMTP; 25 Jan 2022 16:01:25 -0800 Subject: Re: [PATCH v2] iommu/vt-d: Fix PCI bus rescan device hot add To: Jacob Pan , iommu@lists.linux-foundation.org, LKML , Joerg Roedel References: <1642148470-11949-1-git-send-email-jacob.jun.pan@linux.intel.com> <20220125105704.2375daed@jacob-builder> From: Lu Baolu Message-ID: Date: Wed, 26 Jan 2022 08:00:24 +0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.14.0 MIME-Version: 1.0 In-Reply-To: <20220125105704.2375daed@jacob-builder> Content-Language: en-US Cc: "Kumar, Sanjay K" , Raj Ashok 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: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" Hi Jacob, On 1/26/22 2:57 AM, Jacob Pan wrote: > Hi all, > > Just wondering if there are any other comments? This fixes a > regression that can cause system hang. This looks fine to me. I will queue it for v5.17 if there's no further comments. Best regards, baolu _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu 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 C7D31C63682 for ; Wed, 26 Jan 2022 00:01:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235075AbiAZAB3 (ORCPT ); Tue, 25 Jan 2022 19:01:29 -0500 Received: from mga12.intel.com ([192.55.52.136]:37165 "EHLO mga12.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235042AbiAZAB1 (ORCPT ); Tue, 25 Jan 2022 19:01:27 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1643155287; x=1674691287; h=cc:subject:to:references:from:message-id:date: mime-version:in-reply-to:content-transfer-encoding; bh=SpDhNbUZcRauXonP/+d7u6so8MOKDyCHLSxBXrM0t8M=; b=BR6WRvdV0xpX1wwmkHhMSWj9Ea5Sl9tt5qgJh7ElWeSCCX/6okDVTw1J 55hIQSiND32+wJVPqa6kQGoQkIRZallTWr7Abb2OF/OHsKadSOv0smhSr VeAqmOU2OmIX4rcvFkNjnQu+LGiR5C+J6QnWO21pilFnfNuBmI2hs7Tpt GNHXE7EJch0jPeVOy1dcErcfbD6jJCUDmICyH4wKFhLdjhUErgQltSY3K WA/mOcDtyrdGbcYjKblhEO0o6Hh06SP3XgFiJPS13zxAwydizTmbKPslb IXW/NvpUxEPP14209w4Y0jTIahL1xcm7D/E3mnRp0PThKUJBD9GBfJmNs w==; X-IronPort-AV: E=McAfee;i="6200,9189,10238"; a="226421475" X-IronPort-AV: E=Sophos;i="5.88,316,1635231600"; d="scan'208";a="226421475" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by fmsmga106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Jan 2022 16:01:27 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.88,316,1635231600"; d="scan'208";a="534956436" Received: from allen-box.sh.intel.com (HELO [10.239.159.118]) ([10.239.159.118]) by orsmga008.jf.intel.com with ESMTP; 25 Jan 2022 16:01:25 -0800 Cc: baolu.lu@linux.intel.com, "Kumar, Sanjay K" , Raj Ashok Subject: Re: [PATCH v2] iommu/vt-d: Fix PCI bus rescan device hot add To: Jacob Pan , iommu@lists.linux-foundation.org, LKML , Joerg Roedel References: <1642148470-11949-1-git-send-email-jacob.jun.pan@linux.intel.com> <20220125105704.2375daed@jacob-builder> From: Lu Baolu Message-ID: Date: Wed, 26 Jan 2022 08:00:24 +0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.14.0 MIME-Version: 1.0 In-Reply-To: <20220125105704.2375daed@jacob-builder> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Jacob, On 1/26/22 2:57 AM, Jacob Pan wrote: > Hi all, > > Just wondering if there are any other comments? This fixes a > regression that can cause system hang. This looks fine to me. I will queue it for v5.17 if there's no further comments. Best regards, baolu