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Mon, 10 May 2021 12:04:03 -0700 (PDT) Subject: Re: Regression when booting 5.15 as dom0 on arm64 (WAS: Re: [linux-linus test] 161829: regressions - FAIL) To: Julien Grall , Christoph Hellwig References: <4ea1e89f-a7a0-7664-470c-b3cf773a1031@xen.org> <20210510084057.GA933@lst.de> <8b851596-acf7-9d3b-b08a-848cae5adada@xen.org> From: Florian Fainelli Message-ID: <2c19af0b-e4c1-4f57-19cd-a86b4dc18c35@gmail.com> Date: Mon, 10 May 2021 12:04:01 -0700 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:78.0) Gecko/20100101 Firefox/78.0 Thunderbird/78.10.1 MIME-Version: 1.0 In-Reply-To: <8b851596-acf7-9d3b-b08a-848cae5adada@xen.org> Content-Language: en-US Cc: Stefano Stabellini , Konrad Rzeszutek Wilk , linux-kernel@vger.kernel.org, osstest service owner , iommu@lists.linux-foundation.org, "xen-devel@lists.xenproject.org" , Boris Ostrovsky 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-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" CgpPbiA1LzEwLzIwMjEgMTE6MTUgQU0sIEp1bGllbiBHcmFsbCB3cm90ZToKPiBIaSBDaHJpc3Rv cGgsCj4gCj4gT24gMTAvMDUvMjAyMSAwOTo0MCwgQ2hyaXN0b3BoIEhlbGx3aWcgd3JvdGU6Cj4+ IE9uIFNhdCwgTWF5IDA4LCAyMDIxIGF0IDEyOjMyOjM3QU0gKzAxMDAsIEp1bGllbiBHcmFsbCB3 cm90ZToKPj4+IFRoZSBwb2ludGVyIGRlcmVmZXJlbmNlZCBzZWVtcyB0byBzdWdnZXN0IHRoYXQg dGhlIHN3aW90bGIgaGFzbid0IGJlZW4KPj4+IGFsbG9jYXRlZC4gRnJvbSB3aGF0IEkgY2FuIHRl bGwsIHRoaXMgbWF5IGJlIGJlY2F1c2Ugc3dpb3RsYl9mb3JjZSBpcwo+Pj4gc2V0Cj4+PiB0byBT V0lPVExCX05PX0ZPUkNFLCB3ZSB3aWxsIHN0aWxsIGVuYWJsZSB0aGUgc3dpb3RsYiB3aGVuIHJ1 bm5pbmcgb24KPj4+IHRvcAo+Pj4gb2YgWGVuLgo+Pj4KPj4+IEkgYW0gbm90IGVudGlyZWx5IHN1 cmUgd2hhdCB3b3VsZCBiZSB0aGUgY29ycmVjdCBmaXguIEFueSBvcGluaW9ucz8KPj4KPj4gQ2Fu IHlvdSB0cnkgc29tZXRoaW5nIGxpa2UgdGhlIHBhdGNoIGJlbG93IChub3QgZXZlbiBjb21waWxl IHRlc3RlZCwgYnV0Cj4+IHRoZSBpbnRlbnQgc2hvdWxkIGJlIG9idmlvdXM/Cj4+Cj4+Cj4+IGRp ZmYgLS1naXQgYS9hcmNoL2FybTY0L21tL2luaXQuYyBiL2FyY2gvYXJtNjQvbW0vaW5pdC5jCj4+ IGluZGV4IDE2YTJiMmIxYzU0ZC4uNzY3MWJjMTUzZmIxIDEwMDY0NAo+PiAtLS0gYS9hcmNoL2Fy bTY0L21tL2luaXQuYwo+PiArKysgYi9hcmNoL2FybTY0L21tL2luaXQuYwo+PiBAQCAtNDQsNiAr NDQsOCBAQAo+PiDCoCAjaW5jbHVkZSA8YXNtL3RsYi5oPgo+PiDCoCAjaW5jbHVkZSA8YXNtL2Fs dGVybmF0aXZlLmg+Cj4+IMKgICsjaW5jbHVkZSA8eGVuL2FybS9zd2lvdGxiLXhlbi5oPgo+PiAr Cj4+IMKgIC8qCj4+IMKgwqAgKiBXZSBuZWVkIHRvIGJlIGFibGUgdG8gY2F0Y2ggaW5hZHZlcnRl bnQgcmVmZXJlbmNlcyB0byBtZW1zdGFydF9hZGRyCj4+IMKgwqAgKiB0aGF0IG9jY3VyIChwb3Rl bnRpYWxseSBpbiBnZW5lcmljIGNvZGUpIGJlZm9yZQo+PiBhcm02NF9tZW1ibG9ja19pbml0KCkK Pj4gQEAgLTQ4Miw3ICs0ODQsNyBAQCB2b2lkIF9faW5pdCBtZW1faW5pdCh2b2lkKQo+PiDCoMKg wqDCoMKgIGlmIChzd2lvdGxiX2ZvcmNlID09IFNXSU9UTEJfRk9SQ0UgfHwKPj4gwqDCoMKgwqDC oMKgwqDCoMKgIG1heF9wZm4gPiBQRk5fRE9XTihhcm02NF9kbWFfcGh5c19saW1pdCkpCj4+IMKg wqDCoMKgwqDCoMKgwqDCoCBzd2lvdGxiX2luaXQoMSk7Cj4+IC3CoMKgwqAgZWxzZQo+PiArwqDC oMKgIGVsc2UgaWYgKCFJU19FTkFCTEVEKENPTkZJR19YRU4pIHx8ICF4ZW5fc3dpb3RsYl9kZXRl Y3QoKSkKPj4gwqDCoMKgwqDCoMKgwqDCoMKgIHN3aW90bGJfZm9yY2UgPSBTV0lPVExCX05PX0ZP UkNFOwo+PiDCoCDCoMKgwqDCoMKgIHNldF9tYXhfbWFwbnIobWF4X3BmbiAtIFBIWVNfUEZOX09G RlNFVCk7Cj4gCj4gSSBoYXZlIGFwcGxpZWQgdGhlIHBhdGNoIG9uIHRvcCBvZiA1LjEzLXJjMSBh bmQgY2FuIGNvbmZpcm0gSSBhbSBhYmxlIHRvCj4gYm9vdCBkb20wLiBBcmUgeW91IGdvaW5nIHRv IHN1Ym1pdCB0aGUgcGF0Y2g/CgpTb3JyeSBhYm91dCB0aGF0IEp1bGllbiBhbmQgdGhhbmtzIENo cmlzdG9waCEKLS0gCkZsb3JpYW4KX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX18KaW9tbXUgbWFpbGluZyBsaXN0CmlvbW11QGxpc3RzLmxpbnV4LWZvdW5kYXRp b24ub3JnCmh0dHBzOi8vbGlzdHMubGludXhmb3VuZGF0aW9uLm9yZy9tYWlsbWFuL2xpc3RpbmZv L2lvbW11