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Fri, 21 Feb 2020 13:20:36 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from whitealder.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id gkgaT66Az-H7 for ; Fri, 21 Feb 2020 13:19:43 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by whitealder.osuosl.org (Postfix) with ESMTPS id 3A32581B71 for ; Fri, 21 Feb 2020 13:19:43 +0000 (UTC) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga005.jf.intel.com ([10.7.209.41]) by fmsmga104.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 21 Feb 2020 05:19:42 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.70,468,1574150400"; d="scan'208";a="409134428" Received: from blu2-mobl3.ccr.corp.intel.com (HELO [10.254.211.156]) ([10.254.211.156]) by orsmga005.jf.intel.com with ESMTP; 21 Feb 2020 05:19:40 -0800 Subject: Re: [PATCH] iommu/dmar: ignore devices with out-of-spec domain number To: Daniel Drake , dwmw2@infradead.org, joro@8bytes.org References: <20200211090325.11423-1-drake@endlessm.com> From: Lu Baolu Message-ID: <2e5913f9-05d3-933b-9e94-153f334da1e4@linux.intel.com> Date: Fri, 21 Feb 2020 21:19:39 +0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.5.0 MIME-Version: 1.0 In-Reply-To: <20200211090325.11423-1-drake@endlessm.com> Content-Language: en-US Cc: iommu@lists.linux-foundation.org, linux@endlessm.com 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" SGksCgpPbiAyMDIwLzIvMTEgMTc6MDMsIERhbmllbCBEcmFrZSB3cm90ZToKPiBWTUQgc3ViZGV2 aWNlcyBhcmUgY3JlYXRlZCB3aXRoIGEgUENJIGRvbWFpbiBJRCBvZiAweDEwMDAwIG9yCj4gaGln aGVyLgo+IAo+IFRoZXNlIHN1YmRldmljZXMgYXJlIGFsc28gaGFuZGxlZCBsaWtlIGFsbCBvdGhl ciBQQ0kgZGV2aWNlcyBieQo+IGRtYXJfcGNpX2J1c19ub3RpZmllcigpLgo+IAo+IEhvd2V2ZXIs IHdoZW4gZG1hcl9hbGxvY19wY2lfbm90aWZ5X2luZm8oKSB0YWtlIHJlY29yZHMgb2Ygc3VjaCBk ZXZpY2VzLAo+IGl0IHdpbGwgdHJ1bmNhdGUgdGhlIGRvbWFpbiBJRCB0byBhIHUxNiB2YWx1ZSAo aW4gaW5mby0+c2VnKS4KPiBUaGUgZGV2aWNlIGF0IChlLmcuKSAxMDAwMDowMDowMi4wIGlzIHRo ZW4gdHJlYXRlZCBieSB0aGUgRE1BUiBjb2RlIGFzIGlmCj4gaXQgaXMgMDAwMDowMDowMi4wLgo+ IAo+IEluIHRoZSB1bmx1Y2t5IGV2ZW50IHRoYXQgYSByZWFsIGRldmljZSBhbHNvIGV4aXN0cyBh dCAwMDAwOjAwOjAyLjAgYW5kCj4gYWxzbyBoYXMgYSBkZXZpY2Utc3BlY2lmaWMgZW50cnkgaW4g dGhlIERNQVIgdGFibGUsCj4gZG1hcl9pbnNlcnRfZGV2X3Njb3BlKCkgd2lsbCBjcmFzaCBvbjoK PiAgIMKgIEJVR19PTihpID49IGRldmljZXNfY250KTsKPiAKPiBUaGF0J3MgYmFzaWNhbGx5IGEg c2FuaXR5IGNoZWNrIHRoYXQgb25seSBvbmUgUENJIGRldmljZSBtYXRjaGVzIGEKPiBzaW5nbGUg RE1BUiBlbnRyeTsgaW4gdGhpcyBjYXNlIHdlIHNlZW0gdG8gaGF2ZSB0d28gbWF0Y2hpbmcgZGV2 aWNlcy4KPiAKPiBGaXggdGhpcyBieSBpZ25vcmluZyBkZXZpY2VzIHRoYXQgaGF2ZSBhIGRvbWFp biBudW1iZXIgaGlnaGVyIHRoYW4KPiB3aGF0IGNhbiBiZSBsb29rZWQgdXAgaW4gdGhlIERNQVIg dGFibGUuCj4gCj4gVGhpcyBwcm9ibGVtIHdhcyBjYXJlZnVsbHkgZGlhZ25vc2VkIGJ5IEppYW4t SG9uZyBQYW4uCj4gCj4gU2lnbmVkLW9mZi1ieTogRGFuaWVsIERyYWtlPGRyYWtlQGVuZGxlc3Nt LmNvbT4KClF1ZXVlZCBmb3IgdjUuNy4gVGhhbmtzIQoKQmVzdCByZWdhcmRzLApiYW9sdQpfX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwppb21tdSBtYWlsaW5n IGxpc3QKaW9tbXVAbGlzdHMubGludXgtZm91bmRhdGlvbi5vcmcKaHR0cHM6Ly9saXN0cy5saW51 eGZvdW5kYXRpb24ub3JnL21haWxtYW4vbGlzdGluZm8vaW9tbXU=