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Tue, 7 Jan 2020 00:36:26 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from fraxinus.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id gp5h7Ld-Zu4U for ; Tue, 7 Jan 2020 00:36:25 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by fraxinus.osuosl.org (Postfix) with ESMTPS id 7A9A7868C7 for ; Tue, 7 Jan 2020 00:36:25 +0000 (UTC) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga004.fm.intel.com ([10.253.24.48]) by orsmga101.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 06 Jan 2020 16:36:24 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.69,404,1571727600"; d="scan'208";a="245757764" Received: from allen-box.sh.intel.com (HELO [10.239.159.136]) ([10.239.159.136]) by fmsmga004.fm.intel.com with ESMTP; 06 Jan 2020 16:36:23 -0800 Subject: Re: [PATCH 22/22] iommu/vt-d: Add a quirk flag for scope mismatched devices To: Jerry Snitselaar , Roland Dreier References: <20200102001823.21976-1-baolu.lu@linux.intel.com> <20200102001823.21976-23-baolu.lu@linux.intel.com> <567f1506-4a13-535b-ce41-aac079941510@linux.intel.com> <20200106170551.ykphn6couhxozrid@cantor> From: Lu Baolu Message-ID: <799d7ab1-c496-e3f8-719e-e52fbabb8d1c@linux.intel.com> Date: Tue, 7 Jan 2020 08:35:10 +0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.2.2 MIME-Version: 1.0 In-Reply-To: <20200106170551.ykphn6couhxozrid@cantor> Content-Language: en-US Cc: Jim Yan , iommu@lists.linux-foundation.org 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" SGkgSmVycnksCgpPbiAxLzcvMjAgMTowNSBBTSwgSmVycnkgU25pdHNlbGFhciB3cm90ZToKPiBP biBXZWQgSmFuIDAxIDIwLCBSb2xhbmQgRHJlaWVyIHZpYSBpb21tdSB3cm90ZToKPj4+IFdlIHNh dyBtb3JlIGRldmljZXMgd2l0aCB0aGUgc2FtZSBtaXNtYXRjaCBxdWlyay4gU28gbWFpbnRhaW5p bmcgdGhlbSBpbgo+Pj4gYSBxdWlyayB0YWJsZSB3aWxsIG1ha2UgaXQgbW9yZSByZWFkYWJsZSBh bmQgbWFpbnRhaW5hYmxlLgo+Pgo+PiBJIGd1ZXNzIEkgZGlzYWdyZWUgYWJvdXQgdGhlIG1haW50 YWluYWJsZSBwYXJ0LCBnaXZlbiB0aGF0IHRoaXMgcGF0Y2gKPj4gYWxyZWFkeSByZWdyZXNzZXMg QnJvYWR3ZWxsIE5UQi4KPj4KPj4gSSdtIG5vdCBldmVuIHN1cmUgd2hhdCB0aGUgRE1BUiB0YWJs ZSBzYXlzIGFib3V0IE5UQiBvbiBteSBTa3lsYWtlCj4+IHN5c3RlbXMsIGV4YWN0bHkgYmVjYXVz ZSB0aGUgZXhpc3RpbmcgY29kZSBtZWFucyBJIGRpZCBub3QgaGF2ZSBhbnkKPj4gcHJvYmxlbXMu wqAgQnV0IHdlIG1pZ2h0IG5lZWQgdG8gYWRkIGRldmljZSAyMDFDaCB0b28uCj4+Cj4+IE1heWJl IHdlIGRvbid0IG5lZWQgdGhlIG1pc21hdGNoIGNoZWNrIGF0IGFsbD/CoCBZb3VyIHBhdGNoIHNl dHMgdGhlCj4+IHF1aXJrIGlmIGFueSBwb3NzaWJseSBtaXNtYXRjaGluZyBkZXZpY2UgaXMgcHJl c2VudCBpbiB0aGUgc3lzdGVtLCBzbwo+PiB3ZSdsbCBpZ25vcmUgYW55IHNjb3BlIG1pc21hdGNo IG9uIGEgc3lzdGVtIHdpdGgsIHNheSwgdGhlIDgwODY6MjAyMAo+PiBOVk1lIGhvc3QgaW4gaXQu wqAgU28gY291bGQgd2UganVzdCBkcm9wIHRoZSBjaGVjayBjb21wbGV0ZWx5IGFuZCBub3QKPj4g aGF2ZSBhIHF1aXJrIHRvIGRpc2FibGUgdGhlIGNoZWNrPwo+Pgo+PiAtIFIuCj4gCj4gSWYgdGhl IGNoZWNrIGlzIHJlbW92ZWQgd2hhdCBoYXBwZW5zIGZvciBjYXNlcyB3aGVyZSB0aGVyZSBpcyBh biBhY3R1YWwKPiBwcm9ibGVtIGluIHRoZSBkbWFyIHRhYmxlPyBJIGp1c3Qgd29ya2VkIGFuIGlz c3VlIHdpdGggc29tZSBJbnRlbAo+IHBlb3BsZSB3aGVyZSBhIHB1cmxleSBzeXN0ZW0gaGFkIGFu IHJtcnIgZW50cnkgcG9pbnRpbmcgdG8gYSBicmlkZ2UgYXMKPiB0aGUgZW5kcG9pbnQgZGV2aWNl IGluc3RlYWQgb2YgdGhlIHJhaWQgbW9kdWxlIHNpdHRpbmcgYmVoaW5kIGl0LgoKVGhlIGxhdGVz dCBzb2x1dGlvbiB3YXMgaGVyZS4gaHR0cHM6Ly9sa21sLm9yZy9sa21sLzIwMjAvMS81LzEwMywg ZG9lcwp0aGlzIHdvcmsgZm9yIHlvdT8KCkJlc3QgcmVnYXJkcywKYmFvbHUKX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KaW9tbXUgbWFpbGluZyBsaXN0Cmlv bW11QGxpc3RzLmxpbnV4LWZvdW5kYXRpb24ub3JnCmh0dHBzOi8vbGlzdHMubGludXhmb3VuZGF0 aW9uLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2lvbW11