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Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1joQqh-00014I-Pm; Thu, 25 Jun 2020 12:19:23 +0000 Received: from foss.arm.com ([217.140.110.172]) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1joQqe-00013Q-Ef for linux-arm-kernel@lists.infradead.org; Thu, 25 Jun 2020 12:19:21 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 2A0751FB; Thu, 25 Jun 2020 05:19:18 -0700 (PDT) Received: from [192.168.0.110] (unknown [172.31.20.19]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 073353F73C; Thu, 25 Jun 2020 05:19:15 -0700 (PDT) Subject: Re: [PATCH v2 01/17] KVM: arm64: Factor out stage 2 page table data from struct kvm To: Marc Zyngier References: <20200615132719.1932408-1-maz@kernel.org> <20200615132719.1932408-2-maz@kernel.org> <17d37bde-2fc8-d165-ee02-7640fc561167@arm.com> <9c0044564885d3356f76b55f35426987@kernel.org> From: Alexandru Elisei Message-ID: Date: Thu, 25 Jun 2020 13:19:27 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.9.0 MIME-Version: 1.0 In-Reply-To: <9c0044564885d3356f76b55f35426987@kernel.org> Content-Language: en-US X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , kvm@vger.kernel.org, Suzuki K Poulose , linux-arm-kernel@lists.infradead.org, Andre Przywara , Christoffer Dall , kvmarm@lists.cs.columbia.edu, Will Deacon , George Cherian , James Morse , Andrew Scull , "Zengtao \(B\)" , Catalin Marinas , kernel-team@android.com, Jintack Lim , Julien Thierry , Dave Martin Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org SGkgTWFyYywKCk9uIDYvMTYvMjAgNToxOCBQTSwgTWFyYyBaeW5naWVyIHdyb3RlOgo+IEhpIEFs ZXhhbmRydSwKPiBbLi5dCj4+PiBbLi5dCj4+Pgo+Pj4gwqAvKioKPj4+IC0gKiBrdm1fYWxsb2Nf c3RhZ2UyX3BnZCAtIGFsbG9jYXRlIGxldmVsLTEgdGFibGUgZm9yIHN0YWdlLTIgdHJhbnNsYXRp b24uCj4+PiAtICogQGt2bTrCoMKgwqAgVGhlIEtWTSBzdHJ1Y3QgcG9pbnRlciBmb3IgdGhlIFZN Lgo+Pj4gKyAqIGt2bV9pbml0X3N0YWdlMl9tbXUgLSBJbml0aWFsaXNlIGEgUzIgTU1VIHN0cnVj cnVyZQo+Pj4gKyAqIEBrdm06wqDCoMKgIFRoZSBwb2ludGVyIHRvIHRoZSBLVk0gc3RydWN0dXJl Cj4+PiArICogQG1tdTrCoMKgwqAgVGhlIHBvaW50ZXIgdG8gdGhlIHMyIE1NVSBzdHJ1Y3R1cmUK Pj4+IMKgICoKPj4+IMKgICogQWxsb2NhdGVzIG9ubHkgdGhlIHN0YWdlLTIgSFcgUEdEIGxldmVs IHRhYmxlKHMpIG9mIHNpemUgZGVmaW5lZCBieQo+Pj4gLSAqIHN0YWdlMl9wZ2Rfc2l6ZShrdm0p Lgo+Pj4gKyAqIHN0YWdlMl9wZ2Rfc2l6ZShtbXUtPmt2bSkuCj4+PiDCoCAqCj4+PiDCoCAqIE5v dGUgd2UgZG9uJ3QgbmVlZCBsb2NraW5nIGhlcmUgYXMgdGhpcyBpcyBvbmx5IGNhbGxlZCB3aGVu IHRoZSBWTSBpcwo+Pj4gwqAgKiBjcmVhdGVkLCB3aGljaCBjYW4gb25seSBiZSBkb25lIG9uY2Uu Cj4+PiDCoCAqLwo+Pj4gLWludCBrdm1fYWxsb2Nfc3RhZ2UyX3BnZChzdHJ1Y3Qga3ZtICprdm0p Cj4+PiAraW50IGt2bV9pbml0X3N0YWdlMl9tbXUoc3RydWN0IGt2bSAqa3ZtLCBzdHJ1Y3Qga3Zt X3MyX21tdSAqbW11KQo+Pj4gwqB7Cj4+PiDCoMKgwqDCoCBwaHlzX2FkZHJfdCBwZ2RfcGh5czsK Pj4+IMKgwqDCoMKgIHBnZF90ICpwZ2Q7Cj4+PiArwqDCoMKgIGludCBjcHU7Cj4+Pgo+Pj4gLcKg wqDCoCBpZiAoa3ZtLT5hcmNoLnBnZCAhPSBOVUxMKSB7Cj4+PiArwqDCoMKgIGlmIChtbXUtPnBn ZCAhPSBOVUxMKSB7Cj4+PiDCoMKgwqDCoMKgwqDCoMKgIGt2bV9lcnIoImt2bV9hcmNoIGFscmVh ZHkgaW5pdGlhbGl6ZWQ/XG4iKTsKPj4+IMKgwqDCoMKgwqDCoMKgwqAgcmV0dXJuIC1FSU5WQUw7 Cj4+PiDCoMKgwqDCoCB9Cj4+PiBAQCAtMTAyNCw4ICsxMDQwLDIwIEBAIGludCBrdm1fYWxsb2Nf c3RhZ2UyX3BnZChzdHJ1Y3Qga3ZtICprdm0pCj4+PiDCoMKgwqDCoCBpZiAoV0FSTl9PTihwZ2Rf cGh5cyAmIH5rdm1fdnR0YnJfYmFkZHJfbWFzayhrdm0pKSkKPj4+IMKgwqDCoMKgwqDCoMKgwqAg cmV0dXJuIC1FSU5WQUw7Cj4+Cj4+IFdlIGRvbid0IGZyZWUgdGhlIHBnZCBpZiB3ZSBnZXQgdGhl IGVycm9yIGFib3ZlLCBidXQgd2UgZG8gZnJlZSBpdCBiZWxvdywgaWYKPj4gYWxsb2NhdGluZyBs YXN0X3ZjcHVfcmFuIGZhaWxzLiBTaG91bGRuJ3Qgd2UgZnJlZSBpdCBpbiBib3RoIGNhc2VzPwo+ Cj4gV29ydGggaW52ZXN0aWdhdGluZy4gVGhpcyBjb2RlIGdldHMgbWFqb3JseSByZXZhbXBlZCBp biB0aGUgTlYgc2VyaWVzLCBzbyBpdCBpcwo+IGxpa2VseSB0aGF0IEkgbWlzc2VkIHNvbWV0aGlu ZyBpbiB0aGUgbWlkZGxlLgoKWW91IGRpZG4ndCBtaXNzIGFueXRoaW5nLCBJIGNoZWNrZWQgYW5k IGl0J3MgdGhlIHNhbWUgaW4gdGhlIHVwc3RyZWFtIHZlcnNpb24gb2YgS1ZNLgoKa3ZtX2FyY2hf aW5pdF92bSgpIHJldHVybnMgd2l0aCBhbiBlcnJvciBpZiB0aGlzIGZ1bmN0aW9ucyBmYWlscywg c28gaXQncyB1cCB0bwp0aGUgZnVuY3Rpb24gdG8gZG8gdGhlIGNsZWFuIHVwLiBrdm1fYWxsb2Nf cGFnZXNfZXhhY3QoKSByZXR1cm5zIE5VTEwgb24gZXJyb3IsIHNvCmF0IHRoaXMgcG9pbnQgd2Ug aGF2ZSBhIHZhbGlkIGFsbG9jYXRpb24gb2YgcGh5c2ljYWwgY29udGlndW91cyBwYWdlcy4gRmFp bGluZyB0bwpjcmVhdGUgYSBWTSBpcyBub3QgYSBmYXRhbCBlcnJvciBmb3IgdGhlIHN5c3RlbSwg c28gSSdtIHRoaW5raW5nIHRoYXQgbWF5YmUgd2UKc2hvdWxkIGZyZWUgdGhvc2UgcGFnZXMgZm9y IHRoZSByZXN0IG9mIHRoZSBzeXN0ZW0gdG8gdXNlLiBIb3dldmVyLCB0aGlzIGlzIGEKbWlub3Ig aXNzdWUsIGFuZCB0aGUgcGF0Y2ggaXNuJ3Qgc3VwcG9zZWQgdG8gbWFrZSBhbnkgZnVuY3Rpb25h bCBjaGFuZ2VzLCBzbyBpdApjYW4gYmUgcHJvYmFibHkgYmUgbGVmdCBmb3IgYW5vdGhlciBwYXRj aCBhbmQgbm90IGFkZCBtb3JlIHRvIGFuIGFscmVhZHkgYmlnIHNlcmllcy4KClRoYW5rcywKQWxl eAoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KbGludXgt YXJtLWtlcm5lbCBtYWlsaW5nIGxpc3QKbGludXgtYXJtLWtlcm5lbEBsaXN0cy5pbmZyYWRlYWQu b3JnCmh0dHA6Ly9saXN0cy5pbmZyYWRlYWQub3JnL21haWxtYW4vbGlzdGluZm8vbGludXgtYXJt LWtlcm5lbAo=