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Thu, 23 Jan 2020 14:45:50 +0000 (UTC) Received: from EX13D20UWC001.ant.amazon.com (10.43.162.244) by EX13MTAUWC001.ant.amazon.com (10.43.162.135) with Microsoft SMTP Server (TLS) id 15.0.1367.3; Thu, 23 Jan 2020 14:45:49 +0000 Received: from 38f9d3867b82.ant.amazon.com (10.43.161.176) by EX13D20UWC001.ant.amazon.com (10.43.162.244) with Microsoft SMTP Server (TLS) id 15.0.1367.3; Thu, 23 Jan 2020 14:45:47 +0000 Subject: Re: [PATCH 2/2] kvm: Add ioctl for gathering debug counters To: Paolo Bonzini , , Milan Pandurov , CC: , References: <20200115134303.30668-1-milanpa@amazon.de> <18820df0-273a-9592-5018-c50a85a75205@amazon.de> <8584d6c2-323c-14e2-39c0-21a47a91bbda@amazon.com> <668ea6d3-06ae-4586-9818-cdea094419fe@redhat.com> <30358a22-084c-6b0b-ae67-acfb7e69ba8e@amazon.com> <7f206904-be2b-7901-1a88-37ed033b4de3@amazon.de> <7e6093f1-1d80-8278-c843-b4425ce098bf@redhat.com> <6f13c197-b242-90a5-3f53-b75aa8a0e5aa@amazon.de> From: Alexander Graf Message-ID: Date: Thu, 23 Jan 2020 15:45:45 +0100 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:68.0) Gecko/20100101 Thunderbird/68.3.1 MIME-Version: 1.0 In-Reply-To: Content-Language: en-US X-Originating-IP: [10.43.161.176] X-ClientProxiedBy: EX13D30UWB004.ant.amazon.com (10.43.161.51) To EX13D20UWC001.ant.amazon.com (10.43.162.244) Content-Type: text/plain; charset="utf-8"; format="flowed" Content-Transfer-Encoding: base64 Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org CgpPbiAyMy4wMS4yMCAxNToxOSwgUGFvbG8gQm9uemluaSB3cm90ZToKPiBPbiAyMy8wMS8yMCAx MzozMiwgQWxleGFuZGVyIEdyYWYgd3JvdGU6Cj4+PiBTZWUgYWJvdmU6IEkgYW0gbm90IHN1cmUg dGhleSBhcmUgdGhlIHNhbWUgc3RvcnkgYmVjYXVzZSB0aGVpciBjb25zdW1lcnMKPj4+IG1pZ2h0 IGJlIHZlcnkgZGlmZmVyZW50IGZyb20gcmVnaXN0ZXJzLsKgIFJlZ2lzdGVycyBhcmUgZ2VuZXJh bGx5Cj4+PiBjb25zdW1lZCBieSBwcm9ncmFtcyAodG8gbWlncmF0ZSBWTXMsIGZvciBleGFtcGxl KSBhbmQgb25seSBvY2Nhc2lvbmFsbHkKPj4+IGJ5IGh1bWFucywgd2hpbGUgc3RhdHMgYXJlIG1l YW50IHRvIGJlIGNvbnN1bWVkIGJ5IGh1bWFucy7CoCBXZSBtYXkKPj4+IGRpc2FncmVlIG9uIHdo ZXRoZXIgdGhpcyBqdXN0aWZpZXMgYSBjb21wbGV0ZWx5IGRpZmZlcmVudCBBUEkuLi4KPj4KPj4g SSBkb24ndCBmdWxseSBhZ3JlZSBvbiB0aGUgImh1bWFuIiBwYXJ0IGhlcmUuCj4gCj4gSSBhZ3Jl ZSBpdCdzIG5vdCBlbnRpcmVseSBhYm91dCBodW1hbnMsIGJ1dCBpbiBnZW5lcmFsIGl0J3MgZ29p bmcgdG8gYmUKPiBydWxlcyBhbmQgcXVlcmllcyBvbiBtb25pdG9yaW5nIHRvb2xzLCB3aGVyZSAx KSB0aGUgbW9uaXRvcmluZyB0b29scycKPiBvdXRwdXQgaXMgZ2VuZXJhbGx5IG5vdCBLVk0tc3Bl Y2lmaWMsIDIpIHRoZSBydWxlcyBhbmQgcXVlcmllcyB3aWxsIGJlCj4gd3JpdHRlbiBieSBodW1h bnMuCj4gCj4gU28gaWYgdGhlIGtlcm5lbCBwcm9kdWNlcyBpbnNuX2VtdWxhdGlvbl9mYWlsLCB0 aGUgcGx1Z2luIGZvciB0aGUKPiBtb25pdG9yaW5nIHRvb2wgd2lsbCBqdXN0IGxvZyBrdm0uaW5z bl9lbXVsYXRpb25fZmFpbC4gIElmIHRoZSBrZXJuZWwKPiBwcm9kdWNlcyAweDEwMDQyLCB0aGUg cGx1Z2luIHdpbGwgaGF2ZSB0byBjb252ZXJ0IGl0IGFuZCB0aGVuIGxvZyBpdC4KPiBUaGlzIGlz IHdoeSBJJ20gbm90IHN1cmUgdGhhdCBwcm92aWRpbmcgc3RyaW5ncyBpcyBhY3R1YWxseSBsZXNz IHdvcmsKPiBmb3IgdXNlcnNwYWNlLgoKSSB0aGluayB3ZSdyZSBpbiBhZ3JlZW1lbnQgdGhlbiwg anVzdCBsZWFuaW5nIG9udG8gdGhlIG90aGVyIHNpZGUgb2YgdGhlIApzYW1lIGZlbmNlLiBNeSB0 YWtlIGlzIHRoYXQgaWYgSSBkb24ndCBrbm93IHdoZXRoZXIgYSBzdHJpbmcgaXMgCm5lY2Vzc2Fy eSwgSSdkIHJhdGhlciBub3QgaGF2ZSBhIHN0cmluZyA6KS4KCkkgZ3Vlc3MgYXMgbG9uZyBhcyB3 ZSBkbyBnZXQgc3RhdCBpbmZvcm1hdGlvbiBvdXQgcGVyLXZtIGFzIHdlbGwgYXMgCnBlci12Y3B1 IHRocm91Z2ggdm1mZCBhbmQgdmNwdWZkLCBJJ20gaGFwcHkgb3ZlcmFsbC4KClNvIGhvdyBzdHJv bmdseSBkbyB5b3UgZmVlbCBhYm91dCB0aGUgc3RyaW5nIGJhc2VkIGFwcHJvYWNoPwoKCkFsZXgK ClBTOiBZb3UgY291bGQgYnR3IGVhc2lseSBhZGQgYSAiZ2l2ZSBtZSB0aGUgc3RyaW5nIGZvciBh IE9ORV9SRUcgaWQiIAppbnRlcmZhY2UgaW4gS1ZNIHRvIHRyYW5zbGF0ZSBmcm9tIDB4MTAwNDIg dG8gImluc25fZW11bGF0aW9uX2ZhaWwiIDopLgoKCgpBbWF6b24gRGV2ZWxvcG1lbnQgQ2VudGVy IEdlcm1hbnkgR21iSApLcmF1c2Vuc3RyLiAzOAoxMDExNyBCZXJsaW4KR2VzY2hhZWZ0c2Z1ZWhy dW5nOiBDaHJpc3RpYW4gU2NobGFlZ2VyLCBKb25hdGhhbiBXZWlzcwpFaW5nZXRyYWdlbiBhbSBB bXRzZ2VyaWNodCBDaGFybG90dGVuYnVyZyB1bnRlciBIUkIgMTQ5MTczIEIKU2l0ejogQmVybGlu ClVzdC1JRDogREUgMjg5IDIzNyA4NzkKCgo=