From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christoffer Dall Subject: Re: [RFC PATCH v2 00/38] Nested Virtualization on KVM/ARM Date: Wed, 19 Jul 2017 10:49:38 +0200 Message-ID: <20170719084938.GA11435@cbox> References: <1500397144-16232-1-git-send-email-jintack.lim@linaro.org> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Cc: KVM General , david.daney@cavium.com, Catalin Marinas , Will Deacon , kvmarm@lists.cs.columbia.edu, stefan@hello-penguin.com, corbet@lwn.net, daniel.lezcano@linaro.org, linux@armlinux.org.uk, arm-mail-list , andy.gross@linaro.org, Marc Zyngier , Bandan Das , cov@codeaurora.org, wcohen@redhat.com, mchehab@kernel.org, ard.biesheuvel@linaro.org, linux-doc@vger.kernel.org, lkml - Kernel Mailing List , Paolo Bonzini , akpm@linux-foundation.org To: Jintack Lim Return-path: Content-Disposition: inline In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: kvmarm-bounces@lists.cs.columbia.edu Sender: kvmarm-bounces@lists.cs.columbia.edu List-Id: kvm.vger.kernel.org SGkgSmludGFjaywKCk9uIFR1ZSwgSnVsIDE4LCAyMDE3IGF0IDEwOjIzOjA1UE0gLTA0MDAsIEpp bnRhY2sgTGltIHdyb3RlOgo+IE9uIFR1ZSwgSnVsIDE4LCAyMDE3IGF0IDEyOjU4IFBNLCBKaW50 YWNrIExpbSA8amludGFjay5saW1AbGluYXJvLm9yZz4gd3JvdGU6Cj4gPiBOZXN0ZWQgdmlydHVh bGl6YXRpb24gaXMgdGhlIGFiaWxpdHkgdG8gcnVuIGEgdmlydHVhbCBtYWNoaW5lIGluc2lkZSBh bm90aGVyCj4gPiB2aXJ0dWFsIG1hY2hpbmUuIEluIG90aGVyIHdvcmRzLCBpdOKAmXMgYWJvdXQg cnVubmluZyBhIGh5cGVydmlzb3IgKHRoZSBndWVzdAo+ID4gaHlwZXJ2aXNvcikgb24gdG9wIG9m IGFub3RoZXIgaHlwZXJ2aXNvciAodGhlIGhvc3QgaHlwZXJ2aXNvcikuCj4gPgo+ID4gU3VwcG9y dGluZyBuZXN0ZWQgdmlydHVhbGl6YXRpb24gb24gQVJNIG1lYW5zIHRoYXQgdGhlIGh5cGVydmlz b3IgcHJvdmlkZXMgbm90Cj4gPiBvbmx5IEVMMC9FTDEgZXhlY3V0aW9uIGVudmlyb25tZW50IHRv IFZNcyBhcyBpdCB1c3VhbGx5IGRvZXMgYnV0IGFsc28gdGhlCj4gPiB2aXJ0dWFsaXphdGlvbiBl eHRlbnNpb25zIGluY2x1ZGluZyBFTDIgZXhlY3V0aW9uIGVudmlyb25tZW50LiBPbmNlIHRoZSBo b3N0Cj4gPiBoeXBlcnZpc29yIHByb3ZpZGVzIHRob3NlIGV4ZWN1dGlvbiBlbnZpcm9ubWVudHMg dG8gdGhlIFZNcywgdGhlbiB0aGUgZ3Vlc3QKPiA+IGh5cGVydmlzb3IgY2FuIHJ1biBpdHMgb3du IFZNcyAobmVzdGVkIFZNcykgbmF0dXJhbGx5Lgo+ID4KPiA+IFRoaXMgc2VyaWVzIHN1cHBvcnRz IG5lc3RlZCB2aXJ0dWFsaXphdGlvbiBvbiBhcm02NC4gQVJNIHJlY2VudGx5IGFubm91bmNlZCBh bgo+ID4gZXh0ZW5zaW9uIChBUk12OC4zKSB3aGljaCBoYXMgc3VwcG9ydCBmb3IgbmVzdGVkIHZp cnR1YWxpemF0aW9uWzFdLiBUaGlzIHBhdGNoCj4gPiBzZXQgaXMgYmFzZWQgb24gdGhlIEFSTXY4 LjMgc3BlY2lmaWNhdGlvbiBhbmQgdGVzdGVkIG9uIHRoZSBGYXN0TW9kZWwgd2l0aAo+ID4gQVJN djguMyBleHRlbnNpb24uCj4gPgo+ID4gVGhlIHdob2xlIHBhdGNoIHNldCB0byBzdXBwb3J0IG5l c3RlZCB2aXJ0dWFsaXphdGlvbiBpcyBodWdlIG92ZXIgNzAKPiA+IHBhdGNoZXMsIHNvIEkgY2F0 ZWdvcml6ZWQgdGhlbSBpbnRvIGZvdXIgcGFydHM6IENQVSwgbWVtb3J5LCBWR0lDLCBhbmQgdGlt ZXIKPiA+IHZpcnR1YWxpemF0aW9uLiBUaGlzIHBhdGNoIHNlcmllcyBpcyB0aGUgZmlyc3QgcGFy dC4KPiA+Cj4gPiBDUFUgdmlydHVhbGl6YXRpb24gcGF0Y2ggc2VyaWVzIHByb3ZpZGVzIGJhc2lj IG5lc3RlZCB2aXJ0dWFsaXphdGlvbiBmcmFtZXdvcmsKPiA+IGFuZCBpbnN0cnVjdGlvbiBlbXVs YXRpb25zIGluY2x1ZGluZyB2OC4xIFZIRSBmZWF0dXJlIGFuZCB2OC4zIG5lc3RlZAo+ID4gdmly dHVhbGl6YXRpb24gZmVhdHVyZSBmb3IgVk1zLgo+ID4KPiA+IFRoaXMgcGF0Y2ggc2VyaWVzIGFn YWluIGNhbiBiZSBkaXZpZGVkIGludG8gZm91ciBwYXJ0cy4gUGF0Y2ggMSB0byA1IGludHJvZHVj ZXMKPiA+IG5lc3RlZCB2aXJ0dWFsaXphdGlvbiBieSBkaXNjb3ZlcmluZyBoYXJkd2FyZSBmZWF0 dXJlLCBhZGRpbmcgYSBrZXJuZWwKPiA+IHBhcmFtZXRlciBhbmQgYWxsb3dpbmcgdGhlIHVzZXJz cGFjZSB0byBzZXQgdGhlIGluaXRpYWwgQ1BVIG1vZGUgdG8gRUwyLgo+ID4KPiA+IFBhdGNoIDYg dG8gMjUgYXJlIHRvIHN1cHBvcnQgdGhlIEVMMiBleGVjdXRpb24gZW52aXJvbm1lbnQsIHRoZSB2 aXJ0dWFsIEVMMiwgdG8KPiA+IGEgVk0gb24gdjguMCBhcmNoaXRlY3R1cmUuIFdlIGRlLXByaXZp bGVnZSB0aGUgZ3Vlc3QgaHlwZXJ2aXNvciBhbmQgZW11bGF0ZSB0aGUKPiA+IHZpcnR1YWwgRUwy IG1vZGUgaW4gRUwxIHVzaW5nIHRoZSBoYXJkd2FyZSBmZWF0dXJlcyBwcm92aWRlZCBieSBBUk12 OC4zOyBUaGUKPiA+IGhvc3QgaHlwZXJ2aXNvciBtYW5hZ2VzIHZpcnR1YWwgRUwyIHJlZ2lzdGVy IHN0YXRlIGZvciB0aGUgZ3Vlc3QgaHlwZXJ2aXNvcgo+ID4gYW5kIHNoYWRvdyBFTDEgcmVnaXN0 ZXIgc3RhdGUgdGhhdCByZWZsZWN0cyB0aGUgdmlydHVhbCBFTDIgcmVnaXN0ZXIgc3RhdGUgdG8K PiA+IHJ1biB0aGUgZ3Vlc3QgaHlwZXJ2aXNvciBpbiBFTDEuCj4gPgo+ID4gUGF0Y2ggMjYgdG8g MzMgYWRkIHN1cHBvcnQgZm9yIHRoZSB2aXJ0dWFsIEVMMiB3aXRoIFZpcnR1YWxpemF0aW9uIEhv c3QKPiA+IEV4dGVuc2lvbnMuIFRoZXNlIHBhdGNoZXMgZW11bGF0ZSBuZXdseSBkZWZpbmVkIHJl Z2lzdGVycyBhbmQgYml0cyBpbiB2OC4xIGFuZAo+ID4gYWxsb3cgdGhlIHZpcnR1YWwgRUwyIHRv IGFjY2VzcyBFTDIgcmVnaXN0ZXIgc3RhdGVzIHZpYSBFTDEgcmVnaXN0ZXIgYWNjZXNzZXMKPiA+ IGFzIGluIHRoZSByZWFsIEVMMi4KPiA+Cj4gPiBQYXRjaCAzNCB0byAzOCBhcmUgdG8gc3VwcG9y dCBmb3IgdGhlIHZpcnR1YWwgRUwyIHdpdGggbmVzdGVkIHZpcnR1YWxpemF0aW9uLgo+ID4gVGhl c2UgZW5hYmxlIHJlY3Vyc2l2ZSBuZXN0ZWQgdmlydHVhbGl6YXRpb24uCj4gPgo+ID4gVGhpcyBw YXRjaCBzZXQgaXMgdGVzdGVkIG9uIHRoZSBGYXN0TW9kZWwgd2l0aCB0aGUgdjguMyBleHRlbnNp b24gZm9yIGFybTY0IGFuZAo+ID4gYSBjdWJpZXRydWNrIGZvciBhcm0zMi4gT24gdGhlIEZhc3RN b2RlbCwgdGhlIGhvc3QgYW5kIHRoZSBndWVzdCBrZXJuZWxzIGFyZQo+ID4gY29tcGlsZWQgd2l0 aCBhbmQgd2l0aG91dCBWSEUsIHNvIHRoZXJlIGFyZSBmb3VyIGNvbWJpbmF0aW9ucy4gSSB3YXMg YWJsZSB0bwo+ID4gYm9vdCBTTVAgTGludXggaW4gdGhlIG5lc3RlZCBWTSBvbiBhbGwgZm91ciBj b25maWd1cmF0aW9ucyBhbmQgYWJsZSB0byBydW4KPiA+IGhhY2tiZW5jaC4gSSBhbHNvIGNoZWNr ZWQgdGhhdCByZWd1bGFyIFZNcyBjb3VsZCBib290IHdoZW4gdGhlIG5lc3RlZAo+ID4gdmlydHVh bGl6YXRpb24ga2VybmVsIHBhcmFtZXRlciB3YXMgbm90IHNldC4gT24gdGhlIGN1YmlldHJ1Y2ss IEkgYWxzbyB2ZXJpZmllZAo+ID4gdGhhdCByZWd1bGFyIFZNcyBjb3VsZCBib290IGFzIHdlbGwu Cj4gPgo+ID4gSSdsbCBzaGFyZSBteSBleHBlcmltZW50IHNldHVwIHNob3J0bHkuCj4gCj4gSSBz dW1tYXJpemVkIG15IGV4cGVyaW1lbnQgc2V0dXAgaGVyZS4KPiAKPiBodHRwczovL2dpdGh1Yi5j b20vY29sdW1iaWEvbmVzdGluZy1wdWIvd2lraS9OZXN0ZWQtdmlydHVhbGl6YXRpb24tb24tQVJN LXNldHVwCj4gCgpUaGFua3MgZm9yIHNoYXJpbmcgdGhpcy4KCj4gPgo+ID4gRXZlbiB0aG91Z2gg dGhpcyB3b3JrIGhhcyBzb21lIGxpbWl0YXRpb25zIGFuZCBUT0RPcywgSSdkIGFwcHJlY2lhdGUg ZWFybHkKPiA+IGZlZWRiYWNrIG9uIHRoaXMgUkZDLiBTcGVjaWZpY2FsbHksIEknbSBpbnRlcmVz dGVkIGluOgo+ID4KPiA+IC0gT3ZlcmFsbCBkZXNpZ24gdG8gbWFuYWdlIHZjcHUgY29udGV4dCBm b3IgdGhlIHZpcnR1YWwgRUwyCj4gPiAtIFZlcmlmeWluZyBjb3JyZWN0IEVMMiByZWdpc3RlciBj b25maWd1cmF0aW9ucyBzdWNoIGFzIEhDUl9FTDIsIENQVFJfRUwyCj4gPiAgIChQYXRjaCAzMCBh bmQgMzIpCj4gPiAtIFBhdGNoIG9yZ2FuaXphdGlvbiBhbmQgY29kaW5nIHN0eWxlCj4gCj4gSSBh bHNvIHdvbmRlciBpZiB0aGUgaGFyZHdhcmUgYW5kL29yIEtWTSBkbyBub3Qgc3VwcG9ydCBuZXN0 ZWQKPiB2aXJ0dWFsaXphdGlvbiBidXQgdGhlIHVzZXJzcGFjZSB1c2VzIG5lc3RlZCB2aXJ0dWFs aXphdGlvbiBvcHRpb24sCj4gd2hpY2ggb25lIGlzIGJldHRlcjogZ2l2aW5nIGFuIGVycm9yIG9y IGxhdW5jaGluZyBhIHJlZ3VsYXIgVk0KPiBzaWxlbnRseS4KPiAKCkkgdGhpbmsgS1ZNIHNob3Vs ZCBjb21wbGFpbiB0byB1c2Vyc3BhY2UgaWYgdXNlcnNwYWNlIHRyaWVzIHRvIHNldCBhCmZlYXR1 cmUgaXQgZG9lcyBub3Qgc3VwcG9ydCwgYW5kIEkgdGhpbmsgdXNlcnNwYWNlIHNob3VsZCBnaXZl IGFzCm1lYW5pbmdmdWwgYW4gZXJyb3IgbWVzc2FnZSBhcyBwb3NzaWJsZSB0byB0aGUgdXNlciB3 aGVuIHRoYXQgaGFwcGVucy4KClRoYW5rcywKLUNocmlzdG9mZmVyCl9fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmt2bWFybSBtYWlsaW5nIGxpc3QKa3ZtYXJt QGxpc3RzLmNzLmNvbHVtYmlhLmVkdQpodHRwczovL2xpc3RzLmNzLmNvbHVtYmlhLmVkdS9tYWls bWFuL2xpc3RpbmZvL2t2bWFybQo=