From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.3 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9E0CAC10DCE for ; Fri, 6 Mar 2020 12:20:41 +0000 (UTC) Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 73C4B2072D for ; Fri, 6 Mar 2020 12:20:41 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 73C4B2072D Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=suse.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=xen-devel-bounces@lists.xenproject.org Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1jABxk-0004J0-LV; Fri, 06 Mar 2020 12:20:20 +0000 Received: from us1-rack-iad1.inumbo.com ([172.99.69.81]) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1jABxj-0004Iv-0i for xen-devel@lists.xenproject.org; Fri, 06 Mar 2020 12:20:19 +0000 X-Inumbo-ID: d70487a2-5fa4-11ea-b52f-bc764e2007e4 Received: from mx2.suse.de (unknown [195.135.220.15]) by us1-rack-iad1.inumbo.com (Halon) with ESMTPS id d70487a2-5fa4-11ea-b52f-bc764e2007e4; Fri, 06 Mar 2020 12:20:18 +0000 (UTC) X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx2.suse.de (Postfix) with ESMTP id D8FF5B049; Fri, 6 Mar 2020 12:20:16 +0000 (UTC) To: pdurrant@amzn.com References: <20200305124504.3564-1-pdurrant@amzn.com> <20200305124504.3564-6-pdurrant@amzn.com> From: Jan Beulich Message-ID: Date: Fri, 6 Mar 2020 13:20:19 +0100 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.5.0 MIME-Version: 1.0 In-Reply-To: <20200305124504.3564-6-pdurrant@amzn.com> Content-Language: en-US Subject: Re: [Xen-devel] [PATCH v3 5/6] mm: add 'is_special_page' macro... 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 , Julien Grall , Wei Liu , Konrad Rzeszutek Wilk , Andrew Cooper , Paul Durrant , Ian Jackson , George Dunlap , Tim Deegan , Tamas K Lengyel , xen-devel@lists.xenproject.org, =?UTF-8?Q?Roger_Pau_Monn=c3=a9?= Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" T24gMDUuMDMuMjAyMCAxMzo0NSwgcGR1cnJhbnRAYW16bi5jb20gd3JvdGU6Cj4gLS0tIGEveGVu L2FyY2gveDg2L21tL3NoYWRvdy9jb21tb24uYwo+ICsrKyBiL3hlbi9hcmNoL3g4Ni9tbS9zaGFk b3cvY29tbW9uLmMKPiBAQCAtMjA4NywxOSArMjA4NywyMiBAQCBzdGF0aWMgaW50IHNoX3JlbW92 ZV9hbGxfbWFwcGluZ3Moc3RydWN0IGRvbWFpbiAqZCwgbWZuX3QgZ21mbiwgZ2ZuX3QgZ2ZuKQo+ ICAgICAgICAgICAqIFRoZSBxZW11IGhlbHBlciBwcm9jZXNzIGhhcyBhbiB1bnR5cGVkIG1hcHBp bmcgb2YgdGhpcyBkb20ncyBSQU0KPiAgICAgICAgICAgKiBhbmQgdGhlIEhWTSByZXN0b3JlIHBy b2dyYW0gdGFrZXMgYW5vdGhlci4KPiAgICAgICAgICAgKiBBbHNvIGFsbG93IG9uZSB0eXBlZCBy ZWZjb3VudCBmb3IKPiAtICAgICAgICAgKiAtIFhlbiBoZWFwIHBhZ2VzLCB0byBtYXRjaCBzaGFy ZV94ZW5fcGFnZV93aXRoX2d1ZXN0KCksCj4gLSAgICAgICAgICogLSBpb3JlcSBzZXJ2ZXIgcGFn ZXMsIHRvIG1hdGNoIHByZXBhcmVfcmluZ19mb3JfaGVscGVyKCkuCj4gKyAgICAgICAgICogLSBz cGVjaWFsIHBhZ2VzLCB3aGljaCBhcmUgZXhwbGljaXRseSByZWZlcmVuY2VkIGFuZCBtYXBwZWQg YnkKPiArICAgICAgICAgKiAgIFhlbi4KPiArICAgICAgICAgKiAtIGlvcmVxIHNlcnZlciBwYWdl cywgd2hpY2ggbWF5IGJlIHNwZWNpYWwgcGFnZXMgb3Igbm9ybWFsCj4gKyAgICAgICAgICogICBn dWVzdCBwYWdlcyB3aXRoIGFuIGV4dHJhIHJlZmVyZW5jZSB0YWtlbiBieQo+ICsgICAgICAgICAq ICAgcHJlcGFyZV9yaW5nX2Zvcl9oZWxwZXIoKS4KPiAgICAgICAgICAgKi8KPiAgICAgICAgICBp ZiAoICEoc2hhZG93X21vZGVfZXh0ZXJuYWwoZCkKPiAgICAgICAgICAgICAgICAgJiYgKHBhZ2Ut PmNvdW50X2luZm8gJiBQR0NfY291bnRfbWFzaykgPD0gMwo+ICAgICAgICAgICAgICAgICAmJiAo KHBhZ2UtPnUuaW51c2UudHlwZV9pbmZvICYgUEdUX2NvdW50X21hc2spCj4gLSAgICAgICAgICAg ICAgICAgICA9PSAoaXNfeGVuX2hlYXBfcGFnZShwYWdlKSB8fAo+ICsgICAgICAgICAgICAgICAg ICAgPT0gKGlzX3NwZWNpYWxfcGFnZShwYWdlKSB8fAo+ICAgICAgICAgICAgICAgICAgICAgICAg IChpc19odm1fZG9tYWluKGQpICYmIGlzX2lvcmVxX3NlcnZlcl9wYWdlKGQsIHBhZ2UpKSkpKSAp CgpTaG91bGRuJ3QgeW91IGRlbGV0ZSBtb3N0IG9mIHRoaXMgbGluZSwgYWZ0ZXIgdGhlIHByZXZp b3VzIHBhdGNoCmNvbnZlcnRlZCB0aGUgaW9yZXEgc2VydmVyIHBhZ2VzIHRvIFBHQ19leHRyYSBv bmVzPwoKPiAgICAgICAgICAgICAgcHJpbnRrKFhFTkxPR19HX0VSUiAiY2FuJ3QgZmluZCBhbGwg bWFwcGluZ3Mgb2YgbWZuICUiUFJJX21mbgo+IC0gICAgICAgICAgICAgICAgICAgIiAoZ2ZuICUi UFJJX2dmbiIpOiBjPSVseCB0PSVseCB4PSVkIGk9JWRcbiIsCj4gKyAgICAgICAgICAgICAgICAg ICAiIChnZm4gJSJQUklfZ2ZuIik6IGM9JWx4IHQ9JWx4IHM9JWQgaT0lZFxuIiwKPiAgICAgICAg ICAgICAgICAgICAgIG1mbl94KGdtZm4pLCBnZm5feChnZm4pLAo+ICAgICAgICAgICAgICAgICAg ICAgcGFnZS0+Y291bnRfaW5mbywgcGFnZS0+dS5pbnVzZS50eXBlX2luZm8sCj4gLSAgICAgICAg ICAgICAgICAgICAhIWlzX3hlbl9oZWFwX3BhZ2UocGFnZSksCj4gKyAgICAgICAgICAgICAgICAg ICAhIWlzX3NwZWNpYWxfcGFnZShwYWdlKSwKClRoZSAhISB3b3VsZCBiZSBuaWNlIHRvIGdvIGF3 YXkgYXQgdGhpcyBvY2Nhc2lvbjoKCj4gLS0tIGEveGVuL2luY2x1ZGUveGVuL21tLmgKPiArKysg Yi94ZW4vaW5jbHVkZS94ZW4vbW0uaAo+IEBAIC0yODUsNiArMjg1LDkgQEAgZXh0ZXJuIHN0cnVj dCBkb21haW4gKmRvbV9jb3c7Cj4gIAo+ICAjaW5jbHVkZSA8YXNtL21tLmg+Cj4gIAo+ICsjZGVm aW5lIGlzX3NwZWNpYWxfcGFnZShwYWdlKSBcCj4gKyAgICAoaXNfeGVuX2hlYXBfcGFnZShwYWdl KSB8fCAoKHBhZ2UpLT5jb3VudF9pbmZvICYgUEdDX2V4dHJhKSkKCkNhbiB0aGlzIGJlY29tZSBh biBpbmxpbmUgZnVuY3Rpb24gcmV0dXJuaW5nIGJvb2w/CgpBbHNvIEkgbm90aWNlIHRoaXMgY29u c3RydWN0IGlzIHVzZWQgYnkgeDg2IGNvZGUgb25seSAtIGlzIHRoZXJlCmEgcGFydGljdWxhciBy ZWFzb24gaXQgZG9lc24ndCBnZXQgcGxhY2VkIGluIGFuIHg4NiBoZWFkZXIgKGF0CmxlYXN0IGZv ciB0aGUgdGltZSBiZWluZyk/CgpGdXJ0aGVyIEkgbm90aWNlIHlvdSBuZWl0aGVyIHRha2UgY2Fy ZSBvZiBpc194ZW5faGVhcF9tZm4oKSwgbm9yCmRvZXMgdGhlIGRlc2NyaXB0aW9uIGV4cGxhaW4g d2h5IHRoYXQgd291bGQgbm90IGFsc28gbmVlZCBhdApsZWFzdCBjb25zaWRlcmluZyBjb252ZXJz aW9uLiBfc2hfcHJvcGFnYXRlKCksIGZvciBleGFtcGxlLCBoYXMKYW4gaW5zdGFuY2UgdGhhdCBJ IHRoaW5rIHdvdWxkIG5lZWQgY2hhbmdpbmcuCgpGaW5hbGx5IEkgbm90aWNlIHRoZXJlIGFyZSB0 d28gaXNfeGVuX2hlYXBfcGFnZSgpIHVzZXMgaW4gdGJvb3QuYywKYm90aCBvZiB3aGljaCBsb29r IGxpa2UgdGhleSBhbHNvIHdhbnQgY29udmVydGluZy4KCkphbgoKX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX18KWGVuLWRldmVsIG1haWxpbmcgbGlzdApYZW4t ZGV2ZWxAbGlzdHMueGVucHJvamVjdC5vcmcKaHR0cHM6Ly9saXN0cy54ZW5wcm9qZWN0Lm9yZy9t YWlsbWFuL2xpc3RpbmZvL3hlbi1kZXZlbA==