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Wed, 27 May 2020 01:45:02 -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 21F9B3F6C4; Wed, 27 May 2020 01:45:00 -0700 (PDT) Subject: Re: [PATCH 03/26] KVM: arm64: Factor out stage 2 page table data from struct kvm To: Marc Zyngier References: <20200422120050.3693593-1-maz@kernel.org> <20200422120050.3693593-4-maz@kernel.org> <76d811eb-b304-c49f-1f21-fe9d95112a28@arm.com> <6518439c-65b7-1e87-a21d-a053d75c0514@arm.com> From: Alexandru Elisei Message-ID: <91b6b062-e39d-a672-52e4-40532068a02e@arm.com> Date: Wed, 27 May 2020 09:45:37 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.8.1 MIME-Version: 1.0 In-Reply-To: Content-Language: en-US Cc: kvm@vger.kernel.org, Andre Przywara , Dave Martin , George Cherian , "Zengtao \(B\)" , Catalin Marinas , Will Deacon , kvmarm@lists.cs.columbia.edu, linux-arm-kernel@lists.infradead.org X-BeenThere: kvmarm@lists.cs.columbia.edu X-Mailman-Version: 2.1.14 Precedence: list List-Id: Where KVM/ARM decisions are made List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: kvmarm-bounces@lists.cs.columbia.edu Sender: kvmarm-bounces@lists.cs.columbia.edu SGkgTWFyYywKCk9uIDUvMjcvMjAgOTo0MSBBTSwgTWFyYyBaeW5naWVyIHdyb3RlOgo+IEhpIEFs ZXgsCj4KPiBPbiAyMDIwLTA1LTEyIDE3OjUzLCBBbGV4YW5kcnUgRWxpc2VpIHdyb3RlOgo+PiBI aSwKPj4KPj4gT24gNS8xMi8yMCAxMjoxNyBQTSwgSmFtZXMgTW9yc2Ugd3JvdGU6Cj4+PiBIaSBB bGV4LCBNYXJjLAo+Pj4KPj4+IChqdXN0IG9uIHRoaXMgbGFzdF92Y3B1X3JhbiB0aGluZy4uLikK Pj4+Cj4+PiBPbiAxMS8wNS8yMDIwIDE3OjM4LCBBbGV4YW5kcnUgRWxpc2VpIHdyb3RlOgo+Pj4+ IE9uIDQvMjIvMjAgMTowMCBQTSwgTWFyYyBaeW5naWVyIHdyb3RlOgo+Pj4+PiBGcm9tOiBDaHJp c3RvZmZlciBEYWxsIDxjaHJpc3RvZmZlci5kYWxsQGFybS5jb20+Cj4+Pj4+Cj4+Pj4+IEFzIHdl IGFyZSBhYm91dCB0byByZXVzZSBvdXIgc3RhZ2UgMiBwYWdlIHRhYmxlIG1hbmlwdWxhdGlvbiBj b2RlIGZvcgo+Pj4+PiBzaGFkb3cgc3RhZ2UgMiBwYWdlIHRhYmxlcyBpbiB0aGUgY29udGV4dCBv ZiBuZXN0ZWQgdmlydHVhbGl6YXRpb24sIHdlCj4+Pj4+IGFyZSBnb2luZyB0byBtYW5hZ2UgbXVs dGlwbGUgc3RhZ2UgMiBwYWdlIHRhYmxlcyBmb3IgYSBzaW5nbGUgVk0uCj4+Pj4+Cj4+Pj4+IFRo aXMgcmVxdWlyZXMgc29tZSBwcmV0dHkgaW52YXNpdmUgY2hhbmdlcyB0byBvdXIgZGF0YSBzdHJ1 Y3R1cmVzLAo+Pj4+PiB3aGljaCBtb3ZlcyB0aGUgdm1pZCBhbmQgcGdkIHBvaW50ZXJzIGludG8g YSBzZXBhcmF0ZSBzdHJ1Y3R1cmUgYW5kCj4+Pj4+IGNoYW5nZSBwcmV0dHkgbXVjaCBhbGwgb2Yg b3VyIG1tdSBjb2RlIHRvIG9wZXJhdGUgb24gdGhpcyBzdHJ1Y3R1cmUKPj4+Pj4gaW5zdGVhZC4K Pj4+Pj4KPj4+Pj4gVGhlIG5ldyBzdHJ1Y3R1cmUgaXMgY2FsbGVkIHN0cnVjdCBrdm1fczJfbW11 Lgo+Pj4+Pgo+Pj4+PiBUaGVyZSBpcyBubyBpbnRlbmRlZCBmdW5jdGlvbmFsIGNoYW5nZSBieSB0 aGlzIHBhdGNoIGFsb25lLgo+Pj4+PiBkaWZmIC0tZ2l0IGEvYXJjaC9hcm02NC9pbmNsdWRlL2Fz bS9rdm1faG9zdC5oCj4+Pj4+IGIvYXJjaC9hcm02NC9pbmNsdWRlL2FzbS9rdm1faG9zdC5oCj4+ Pj4+IGluZGV4IDdkZDhmZWZhNmFlY2QuLjY2NGE1ZDkyYWU5YjggMTAwNjQ0Cj4+Pj4+IC0tLSBh L2FyY2gvYXJtNjQvaW5jbHVkZS9hc20va3ZtX2hvc3QuaAo+Pj4+PiArKysgYi9hcmNoL2FybTY0 L2luY2x1ZGUvYXNtL2t2bV9ob3N0LmgKPj4+Pj4gQEAgLTYzLDE5ICs2MywzMiBAQCBzdHJ1Y3Qg a3ZtX3ZtaWQgewo+Pj4+PiDCoMKgwqDCoCB1MzLCoMKgwqAgdm1pZDsKPj4+Pj4gwqB9Owo+Pj4+ Pgo+Pj4+PiAtc3RydWN0IGt2bV9hcmNoIHsKPj4+Pj4gK3N0cnVjdCBrdm1fczJfbW11IHsKPj4+ Pj4gwqDCoMKgwqAgc3RydWN0IGt2bV92bWlkIHZtaWQ7Cj4+Pj4+Cj4+Pj4+IC3CoMKgwqAgLyog c3RhZ2UyIGVudHJ5IGxldmVsIHRhYmxlICovCj4+Pj4+IC3CoMKgwqAgcGdkX3QgKnBnZDsKPj4+ Pj4gLcKgwqDCoCBwaHlzX2FkZHJfdCBwZ2RfcGh5czsKPj4+Pj4gLQo+Pj4+PiAtwqDCoMKgIC8q IFZUQ1JfRUwyIHZhbHVlIGZvciB0aGlzIFZNICovCj4+Pj4+IC3CoMKgwqAgdTY0wqDCoMKgIHZ0 Y3I7Cj4+Pj4+ICvCoMKgwqAgLyoKPj4+Pj4gK8KgwqDCoMKgICogc3RhZ2UyIGVudHJ5IGxldmVs IHRhYmxlCj4+Pj4+ICvCoMKgwqDCoCAqCj4+Pj4+ICvCoMKgwqDCoCAqIFR3byBrdm1fczJfbW11 IHN0cnVjdHVyZXMgaW4gdGhlIHNhbWUgVk0gY2FuIHBvaW50IHRvIHRoZSBzYW1lIHBnZAo+Pj4+ PiArwqDCoMKgwqAgKiBoZXJlLsKgIFRoaXMgaGFwcGVucyB3aGVuIHJ1bm5pbmcgYSBub24tVkhF IGd1ZXN0IGh5cGVydmlzb3Igd2hpY2gKPj4+Pj4gK8KgwqDCoMKgICogdXNlcyB0aGUgY2Fub25p Y2FsIHN0YWdlIDIgcGFnZSB0YWJsZSBmb3IgYm90aCB2RUwyIGFuZCBmb3IgdkVMMS8wCj4+Pj4+ ICvCoMKgwqDCoCAqIHdpdGggdkhDUl9FTDIuVk0gPT0gMC4KPj4+PiBJdCBtYWtlcyBtb3JlIHNl bnNlIHRvIG1lIHRvIHNheSB0aGF0IGEgbm9uLVZIRSBndWVzdCBoeXBlcnZpc29yIHdpbGwgdXNl IHRoZQo+Pj4+IGNhbm9uaWNhbCBzdGFnZSAqMSogcGFnZSB0YWJsZSB3aGVuIHJ1bm5pbmcgYXQg RUwyCj4+PiBDYW4gS1ZNIHNheSBhbnl0aGluZyBhYm91dCBzdGFnZTE/IEl0cyB0b3RhbGx5IHVu ZGVyIHRoZSB0aGUgZ3Vlc3RzIGNvbnRyb2wKPj4+IGV2ZW4gYXQgdkVMMi4uLgo+Pgo+PiBJdCBq dXN0IG9jY3VycmVkIHRvIG1lIHRoYXQgImNhbm9uaWNhbCBzdGFnZSAyIHBhZ2UgdGFibGUiIHJl ZmVycyB0byB0aGUgTDAKPj4gaHlwZXJ2aXNvciBzdGFnZSAyLCBub3QgdG8gdGhlIEwxIGh5cGVy dmlzb3Igc3RhZ2UgMi4gSWYgeW91IGRvbid0IG1pbmQgbXkKPj4gc3VnZ2VzdGlvbiwgcGVyaGFw cyB0aGUgY29tbWVudCBjYW4gYmUgc2xpZ2h0bHkgaW1wcm92ZWQgdG8gYXZvaWQgYW55IGNvbmZ1 c2lvbj8KPj4gTWF5YmUgc29tZXRoaW5nIGFsb25nIHRoZSBsaW5lcyBvZiAiWy4uXSBUaGlzIGhh cHBlbnMgd2hlbiBydW5uaW5nIGEKPj4gbm9uLVZIRSBndWVzdAo+PiBoeXBlcnZpc29yLCBpbiB3 aGljaCBjYXNlIHdlIHVzZSB0aGUgY2Fub25pY2FsIHN0YWdlIDIgcGFnZSB0YWJsZSBmb3IgYm90 aCB2RUwyCj4+IGFuZCBmb3IgdkVMMS8wIHdpdGggdkhDUl9FTDIuVk0gPT0gMCIuCj4KPiBJZiB0 aGUgY29uZnVzaW9uIHN0ZW1zIGZyb20gdGhlIGxhY2sgb2YgZ3Vlc3Qgc3RhZ2UtMiwgaG93IGFi b3V0Ogo+Cj4gIlRoaXMgaGFwcGVucyB3aGVuIHJ1bm5pbmcgYSBndWVzdCB1c2luZyBhIHRyYW5z bGF0aW9uIHJlZ2ltZSB0aGF0IGlzbid0Cj4gwqBhZmZlY3RlZCBieSBpdHMgb3duIHN0YWdlLTIg dHJhbnNsYXRpb24sIHN1Y2ggYXMgYSBub24tVkhFIGh5cGVydmlzb3IKPiDCoHJ1bm5pbmcgYXQg dkVMMiwgb3IgZm9yIHZFTDEvRUwwIHdpdGggdkhDUl9FTDIuVk0gPT0gMC4gSW4gdGhhdCBjYXNl LAo+IMKgd2UgdXNlIHRoZSBjYW5vbmljYWwgc3RhZ2UtMiBwYWdlIHRhYmxlcy4iCj4KPiBpbnN0 ZWFkPyBEb2VzIHRoaXMgbGlmdCB0aGUgYW1iaWd1aXR5PwoKWWVzLCB0aGF0J3MgcGVyZmVjdC4K ClRoYW5rcywKQWxleAo+Cj4gVGhhbmtzLAo+Cj4gwqDCoMKgwqDCoMKgwqAgTS4KX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18Ka3ZtYXJtIG1haWxpbmcgbGlz dAprdm1hcm1AbGlzdHMuY3MuY29sdW1iaWEuZWR1Cmh0dHBzOi8vbGlzdHMuY3MuY29sdW1iaWEu ZWR1L21haWxtYW4vbGlzdGluZm8va3ZtYXJtCg==