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[54.240.197.225]) by smtp.gmail.com with ESMTPSA id f8sm7977475wmf.20.2020.03.06.14.52.45 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 06 Mar 2020 14:52:46 -0800 (PST) To: David Woodhouse , xen-devel@lists.xenproject.org References: <8a95f787ca93b23ee8d8c0b55fcc63d22a75c5f3.camel@infradead.org> <20200201003303.2363081-2-dwmw2@infradead.org> From: Julien Grall Message-ID: <09caa9de-9572-17f4-d935-fc5b56b2239f@xen.org> Date: Fri, 6 Mar 2020 22:52:44 +0000 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:68.0) Gecko/20100101 Thunderbird/68.5.0 MIME-Version: 1.0 In-Reply-To: <20200201003303.2363081-2-dwmw2@infradead.org> Content-Language: en-GB Subject: Re: [Xen-devel] [PATCH 2/8] x86/setup: Fix badpage= handling for memory above HYPERVISOR_VIRT_END X-BeenThere: xen-devel@lists.xenproject.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Cc: Stefano Stabellini , Wei Liu , Konrad Rzeszutek Wilk , George Dunlap , Andrew Cooper , Varad Gautam , Ian Jackson , Hongyan Xia , Jan Beulich , Paul Durrant , =?UTF-8?Q?Roger_Pau_Monn=c3=a9?= Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" SGkgRGF2aWQsCgpPbiAwMS8wMi8yMDIwIDAwOjMyLCBEYXZpZCBXb29kaG91c2Ugd3JvdGU6Cj4g ICAvKgo+ICAgICogSGFuZCB0aGUgc3BlY2lmaWVkIGFyYml0cmFyeSBwYWdlIHJhbmdlIHRvIHRo ZSBzcGVjaWZpZWQgaGVhcCB6b25lCj4gICAgKiBjaGVja2luZyB0aGUgbm9kZV9pZCBvZiB0aGUg cHJldmlvdXMgcGFnZS4gIElmIHRoZXkgZGlmZmVyIGFuZCB0aGUKPiBAQCAtMTc5OSwxOCArMTgx MSwyMyBAQCBzdGF0aWMgdm9pZCBpbml0X2hlYXBfcGFnZXMoCj4gICAgICAgewo+ICAgICAgICAg ICB1bnNpZ25lZCBpbnQgbmlkID0gcGh5c190b19uaWQocGFnZV90b19tYWRkcihwZytpKSk7Cj4g ICAKPiArICAgICAgICAvKiBJZiB0aGUgKGZpcnN0KSBwYWdlIGlzIGFscmVhZHkgbWFya2VkIGJy b2tlbiwgZG9uJ3QgYWRkIGl0LiAqLwo+ICsgICAgICAgIGlmICggcGdbaV0uY291bnRfaW5mbyAm IFBHQ19icm9rZW4gKQo+ICsgICAgICAgICAgICBjb250aW51ZTsKPiArCj4gICAgICAgICAgIGlm ICggdW5saWtlbHkoIWF2YWlsW25pZF0pICkKPiAgICAgICAgICAgewo+ICsgICAgICAgICAgICB1 bnNpZ25lZCBsb25nIGNvbnRpZ19ucl9wYWdlcyA9IGNvbnRpZ19hdmFpbF9wYWdlcyhwZyArIGks IG5yX3BhZ2VzKTsKCkkgc3BlbnQgdGhlIGV2ZW5pbmcgY2hhc2luZyBhIGJ1ZyBkdWUgdG8gdGhp cyBjaGFuZ2UuIFhlbiBtYXkgZ2l2ZSB0byAKaW5pdF9oZWFwX3BhZ2VzKCkgYSByYW5nZSB0aGF0 IGNyb3NzZXMgTlVNQSBub2RlLgoKY29udGlnX2F2YWlsX3BhZ2VzIHdpbGwgZ28gdGhyb3VnaCB0 aGUgcmFuZ2UgW3BnICsgMSwgcGcgKyBpICsgCm5yX3BhZ2VzKS4gQXMgbnJfcGFnZXMgY29ycmVz cG9uZHMgdG8gdGhlIG51bWJlciBvZiBwYWdlcyBpbiB0aGUgCm9yaWdpbmFsIHJhbmdlLCB3ZSBt YXkgb3ZlcnJ1biB0aGUgZnJhbWV0YWJsZSBhbmQgY3Jhc2guCgpTbyBJIHRoaW5rIHlvdSB3YW50 IHRvIHVzZSBjb250aWdfYXZhaWxfcGFnZXMocGcgKyBpLCBucl9wYWdlcyAtIGkpLgoKQ2hlZXJz LAoKLS0gCkp1bGllbiBHcmFsbAoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX18KWGVuLWRldmVsIG1haWxpbmcgbGlzdApYZW4tZGV2ZWxAbGlzdHMueGVucHJv amVjdC5vcmcKaHR0cHM6Ly9saXN0cy54ZW5wcm9qZWN0Lm9yZy9tYWlsbWFuL2xpc3RpbmZvL3hl bi1kZXZlbA==