From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: AB8JxZrmJ2qYSOYrwB8gNd/AJLjWbhcnbu5k2VuW3vP/iVqQjjDNI4LGEG2QV6x6JELigOAUcn/b ARC-Seal: i=1; a=rsa-sha256; t=1526196809; cv=none; d=google.com; s=arc-20160816; b=Ru9TUq+2qN5x1FtFv/CAoVJ6s9PAzzpX2zPHT7/F/o0lVlh5I8ZFpWHy3vG9kMcBel LFsdP5mXb9pREcE4KiZG5HXKEYsLqiXqz/Y4VkVObux8y6XVgJGN/LVupgYjKVon/Biu 5ggzO92y34PDzbcB66IJet3KMnQsVDlE6rjegaDxUBJLXjuStfP5cV/vnipHSFKDyMRR IH0PoU/12tVBZCtw6mOW2gkXBq9lZ2MGvYi25StdOLv8Ey2CCHCPK5633PczQPh1RkXs JoTSSExZMqnHP1cBriNIb3rRswSHQLsOFPo2jYFr4p9R/wajJyAd93J+qBADg7DqlnUu KVWA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=content-transfer-encoding:in-reply-to:mime-version:user-agent:date :message-id:from:cc:references:to:subject:arc-authentication-results; bh=nRS3PJ4jW57S1Fd5I2gEAvGdkJjyQibRfD52PAXcwZ0=; b=xd9XQA6wHX3cKj+icYuYe683AL/ROYrXGIKWU/LLqg2WZtNbMkuojoww0xH9ArW3Xt ZJaJAlh0ZxUtWDupiUyryZE0N3BqrueEp9NXW/lDNpJIiPsyzs0XL46hgbXlzeF7H3K/ aWrKnZcS4erT8/XDySPrwx3j96WkTOEmzocX7RRQiQMGUkldQGeXqJDC1calXuJDmyQm 97N7u8yHUTsPs9UirN8dGyNdGaaadKvVMwclgEHvdTA3WYELz54oEbHAomqtu1XcbN+s UwlgjKh271iCTztx+0R4F3QVPirVQxVTGq33VOE+1p7LT/PnI0g3WvrjomDeeX8vGN+U OtDA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of baolu.lu@linux.intel.com designates 192.55.52.43 as permitted sender) smtp.mailfrom=baolu.lu@linux.intel.com Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of baolu.lu@linux.intel.com designates 192.55.52.43 as permitted sender) smtp.mailfrom=baolu.lu@linux.intel.com X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.49,395,1520924400"; d="scan'208";a="55435596" Subject: Re: [PATCH v5 03/23] iommu/vt-d: add a flag for pasid table bound status To: Jacob Pan , iommu@lists.linux-foundation.org, LKML , Joerg Roedel , David Woodhouse , Greg Kroah-Hartman , Alex Williamson , Jean-Philippe Brucker References: <1526072055-86990-1-git-send-email-jacob.jun.pan@linux.intel.com> <1526072055-86990-4-git-send-email-jacob.jun.pan@linux.intel.com> Cc: Rafael Wysocki , "Liu, Yi L" , "Tian, Kevin" , Raj Ashok , Jean Delvare , Christoph Hellwig From: Lu Baolu Message-ID: <5AF7EA43.5060805@linux.intel.com> Date: Sun, 13 May 2018 15:33:23 +0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.5.1 MIME-Version: 1.0 In-Reply-To: <1526072055-86990-4-git-send-email-jacob.jun.pan@linux.intel.com> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: =?utf-8?q?1600202361739379214?= X-GMAIL-MSGID: =?utf-8?q?1600333346143502967?= X-Mailing-List: linux-kernel@vger.kernel.org List-ID: Hi, On 05/12/2018 04:53 AM, Jacob Pan wrote: > Adding a flag in device domain into to track whether a guest or typo: ^^info Best regards, Lu Baolu > user PASID table is bound to a device. > > Signed-off-by: Jacob Pan > --- > include/linux/intel-iommu.h | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/include/linux/intel-iommu.h b/include/linux/intel-iommu.h > index 304afae..ddc7d79 100644 > --- a/include/linux/intel-iommu.h > +++ b/include/linux/intel-iommu.h > @@ -473,6 +473,7 @@ struct device_domain_info { > u8 pri_enabled:1; > u8 ats_supported:1; > u8 ats_enabled:1; > + u8 pasid_table_bound:1; > u8 ats_qdep; > u64 fault_mask; /* selected IOMMU faults to be reported */ > struct device *dev; /* it's NULL for PCIe-to-PCI bridge */