From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?utf-8?Q?Llu=C3=ADs_Vilanova?= Subject: Re: [Qemu-devel] [PATCH 0/6] hypertrace: Lightweight guest-to-QEMU trace channel Date: Tue, 06 Sep 2016 14:59:49 +0200 Message-ID: <87mvjl89q2.fsf__4939.1982997351$1473166819$gmane$org@fimbulvetr.bsc.es> References: <147041636348.2523.2954972609232949598.stgit@fimbulvetr.bsc.es> <20160818105424.GD4850@stefanha-x1.localdomain> <8737lypajh.fsf@fimbulvetr.bsc.es> <20160823155430.GB3948@stefanha-x1.localdomain> <87lgzm4g5p.fsf@fimbulvetr.bsc.es> <20160829134502.GA26282@stefanha-x1.localdomain> <87a8fvjtw5.fsf@fimbulvetr.bsc.es> <20160831163547.GD18281@stefanha-x1.localdomain> <87y436mn02.fsf@fimbulvetr.bsc.es> <20160906042018.dd1e1dc6df8de1e1ebb38a50@kernel.org> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from roura.ac.upc.es (roura.ac.upc.edu [147.83.33.10]) by evm-lttng-1.efficios.com (Postfix) with ESMTP id DBB04A2C34 for ; Tue, 6 Sep 2016 13:00:39 +0000 (UTC) In-Reply-To: <20160906042018.dd1e1dc6df8de1e1ebb38a50@kernel.org> (Masami Hiramatsu's message of "Tue, 6 Sep 2016 04:20:18 +0900") List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: lttng-dev-bounces@lists.lttng.org Sender: "lttng-dev" To: Masami Hiramatsu Cc: Stefan Hajnoczi , qemu-devel@nongnu.org, Steven Rostedt , Luiz Capitulino , lttng-dev@lists.lttng.org, Stefan Hajnoczi List-Id: lttng-dev@lists.lttng.org TWFzYW1pIEhpcmFtYXRzdSB3cml0ZXM6Cgo+IE9uIE1vbiwgMDUgU2VwIDIwMTYgMTY6Mzc6MDEg KzAyMDAKPiBMbHXDrXMgVmlsYW5vdmEgPHZpbGFub3ZhQGFjLnVwYy5lZHU+IHdyb3RlOgoKPj4g U3RlZmFuIEhham5vY3ppIHdyaXRlczoKPj4gCj4+ID4gT24gTW9uLCBBdWcgMjksIDIwMTYgYXQg MDg6NDY6MDJQTSArMDIwMCwgTGx1w61zIFZpbGFub3ZhIHdyb3RlOgo+PiA+PiA+PiBBbHNvLCBJ J20gc3RpbGwgbm90IHN1cmUgaG93IHRvIGludGVyYWN0IHdpdGggUUVNVSdzIG1vbml0b3IgaW50 ZXJmYWNlIGZyb20KPj4gPj4gPj4gd2l0aGluIHRoZSBwcm9iZSBjb2RlIChwcm9iZXMgZXhlY3V0 ZSBpbiBrZXJuZWwgbW9kZSwgaW5jbHVkaW5nICJndXJ1IG1vZGUiCj4+ID4+ID4+IGNvZGUpLgo+ PiA+PiAKPj4gPj4gPiBXaGVuIFN5c3RlbVRhcCBpcyB1c2VkIHRoZSBRRU1VIG1vbml0b3IgaW50 ZXJmYWNlIGRvZXMgbm90aGluZy4KPj4gPj4gCj4+ID4+IFRoYXQncyBub3Qgd2hhdCBJJ3ZlIGV4 cGVyaWVuY2VkLiBJIHdhcyBhYmxlIHRvIHVzZSBhIHN0YXAgc2NyaXB0IHRvIGNoYW5nZSB0aGUK Pj4gPj4gdHJhY2luZyBzdGF0ZSBvZiBldmVudHM6Cj4+ID4+IAo+PiA+PiAjIS91c3IvYmluL2Vu diBzdGFwCj4+ID4+IAo+PiA+PiAlewo+PiA+PiAjaW5jbHVkZSA8L2hvbWUvbGx1aXMvUHJvamVj dHMvcWVtdS1kYmktdGVzdC90ZXN0Lmg+Cj4+ID4+ICV9Cj4+ID4+IAo+PiA+PiBmdW5jdGlvbiBl dmVudDpsb25nKGNwdTpsb25nLCBhZGRyOmxvbmcsIGluZm86bG9uZykKPj4gPj4gJXsKPj4gPj4g Y2hhciAqYXJndls0XSA9IHsiL2Jpbi9zaCIsICItYyIsICJlY2hvICd0cmFjZS1ldmVudCAqIG9m ZicgfCB0ZWxuZXQgbG9jYWxob3N0IDEyMzQiLCBOVUxMfTsKPj4gPj4gY2FsbF91c2VybW9kZWhl bHBlcihhcmd2WzBdLCBhcmd2LCBOVUxMLCBVTUhfV0FJVF9FWEVDKTsKPj4gPj4gU1RBUF9SRVRV Uk4oMCk7Cj4+ID4+ICV9Cj4+ID4+IAo+PiA+PiBwcm9iZSBiZWdpbiB7Cj4+ID4+IHByaW50Zigi aGVsbG9cbiIpCj4+ID4+IH0KPj4gPj4gcHJvYmUgcHJvY2VzcygiLi9pbnN0YWxsL3ZhbmlsbGEv YmluL3FlbXUtc3lzdGVtLWkzODYiKS5tYXJrKCJndWVzdF9tZW1fYmVmb3JlX2V4ZWMiKQo+PiA+ PiB7Cj4+ID4+IHByaW50ZigiJXggJWQgJWRcbiIsICRhcmcxLCAkYXJnMiwgJGFyZzMpCj4+ID4+ IGV2ZW50KCRhcmcxLCAkYXJnMiwgJGFyZzMpCj4+ID4+IGV4aXQoKQo+PiA+PiB9Cj4+ID4+IAo+ PiA+PiBUaGUgb25seSBjYXZlYXQgaXMgdGhhdCB5b3UgbXVzdCBwYXNzIHRoZSAiLWciIGFyZ3Vt ZW50IHRvIHN0YXAuCj4+ID4+IAo+PiA+PiBBbHNvLCBmb3Igc29tZSByZWFzb24gdGhlIHByaW50 ZiBpbiB0aGUgcHJvYmUgYWx3YXlzIHByaW50cyB6ZXJvcywgbm8gbWF0dGVyCj4+ID4+IHdoYXQg dGhlIGFjdHVhbCBldmVudCByZWNlaXZlcyAoSSd2ZSBkZWJ1Z2dlZCBRRU1VIGRvd24gdG8gdGhl IGNhbGwgdG8gdGhlCj4+ID4+IGF1dG8tZ2VuZXJhdGVkIHN0YXAgZnVuY3Rpb25zKS4gQ291bGQg dGhpcyBiZSBhbiBlcnJvciBpbiBzeXN0ZW10YXA/Cj4+IAo+PiA+IEl0J3Mgc3RyYW5nZSB0aGF0 IGFyZ3VtZW50cyBkbyBub3QgaGF2ZSB2YWxpZCB2YWx1ZXMuICBEZWJ1Z2dpbmcgdGhlCj4+ID4g c3RhcCBmdW5jdGlvbnMgaXMgdGhlIG5leHQgc3RlcCBpZiB5b3Ugd2FudCB0byBmaWd1cmUgb3V0 IHdoYXQgaGFwcGVuZWQuCj4+ID4gSSd2ZSBuZXZlciBoYWQgdGhpcyBpc3N1ZSBiZWZvcmUgc28g bWF5YmUgc29tZXRoaW5nIHdpdGggRGViaWFuCj4+ID4gU3lzdGVtVGFwIHVzZXJzcGFjZSBwcm9i ZXMgaXMgYnJva2VuLgo+PiAKPj4gSSBhbHJlYWR5IGRlYnVnZ2VkIGl0LCB0byB0aGUgcG9pbnQg d2hlcmUgUUVNVSBleGVjdXRlcyB0aGUgdHJhcCBpbmplY3RlZCBieQo+PiBzeXN0ZW10YXAsIGFu ZCB0aGUgcmVnaXN0ZXIgdmFsdWVzIHRoYXQgd2VyZSBzdXBwb3NlZCB0byBob2xkIHRoZSBhcmd1 bWVudHMgYXJlCj4+IGNvcnJlY3QuCj4+IAo+PiBJIHN1cHBvc2UgdGhhdCBpZiB5b3UgZXhlY3V0 ZSB0aGUgc3RhcCBzY3JpcHQgSSBwYXN0ZWQgaXQgd2lsbCBzaG93IHRoZSBwcm9wZXIKPj4gdmFs dWVzLiBUaGVuIGl0J3MgZGVmaW5pdGVseSBhIHByb2JsZW0gd2l0aCBEZWJpYW4ncyB1c2Vyc3Bh Y2UgcHJvYmVzLgoKPiBXb3VsZCB5b3UgaGF2ZSB0cmllZCB0byB1cGRhdGUgeW91ciBrZXJuZWwg dG8gbWFpbmxpbmUgYW5kIHRlc3RlZCBpdCA/CgpJJ3ZlIGNvbXBpbGVkIHRoZSB0YXJiYWxsIGZv ciA0LjgtcmM1ICguY29uZmlnIGZyb20gIm1ha2UgbG9jYWxtb2Rjb25maWciKSBhbmQgYQpwcmlu dGYgb2YgdGhlIHByb2JlIGFyZ3VtZW50cyBzdGlsbCBzaG93cyB6ZXJvZXMuIEFsc28sIEkndmUg aGFkIHRvIGFkZCBhIHNtYWxsCnBhdGNoIHRvIFsxXSB0byBwcm9wZXJseSBsb2NrL3VubG9jayBp bm9kZXMgaW4gdGhpcyBrZXJuZWwgdmVyc2lvbiAodXNpbmcKaW5vZGVfbG9jay91bmxvY2sgaW5z dGVhZCBvZiBtdXRleF9sb2NrL3VubG9jayBvbiBpbm9kZS0+aV9tdXRleCkuCgpbMV0gL3Vzci9z aGFyZS9zeXN0ZW10YXAvcnVudGltZS90cmFuc3BvcnQvdHJhbnNwb3J0LmMKCgo+IElmIGl0IG9j Y3VycywgeW91IGFsc28gc2hvdWxkIHRyeSB0byB1c2UgYSByYXcgdXByb2JlIHZpYSBmdHJhY2Uo dXByb2JlX2V2ZW50cykKPiBhbmQgcGVyZnRvb2xzLgo+IElmIHlvdSBoYXZlIHRoZSBsYXRlc3Qg cGVyZiAobWF5YmUgeW91J2xsIG5lZWQgY2hlY2tvdXQgdGhlIGxhdGVzdCB0aXAgdHJlZSksCj4g eW91IGNhbiB1c2UgU0RUIGFzIGJlbG93IChjdXJyZW50bHkgaXQgZG9lc24ndCBzdXBwb3J0IGFy Z3MsIHNvIHlvdSdsbCBuZWVkCj4gZGVidWdpbmZvLikKCj4gIyBwZXJmIGJ1aWxkaWQtY2FjaGUg LS1hZGQgLi9pbnN0YWxsL3ZhbmlsbGEvYmluL3FlbXUtc3lzdGVtLWkzODYKPiAjIHBlcmYgcHJv YmUgLXggLi9pbnN0YWxsL3ZhbmlsbGEvYmluL3FlbXUtc3lzdGVtLWkzODYgLWEgJ2d1ZXN0X21l bV9iZWZvcmVfZXhlYyAkdmFycycKCj4gQW5kIHlvdSdsbCBzZWUgbmV3IGV2ZW50IGlzIHJlZ2lz dGVyZWQgd2hpY2ggY2FuIGJlIHRyYWNlZCBieSBmdHJhY2Ugb3IgcGVyZi4KCkl0IGRvZXMgc2hv dyBzb21ldGhpbmcgKEknbSBpbnRlcmVzdGVkIGluIHN0YXAgcHJvYmUgImd1ZXN0X2h5cGVydHJh Y2UiLCByYWlzZWQKb24gZnVuY3Rpb24gInRyYWNlX2d1ZXN0X2h5cGVydHJhY2UiKSwgYnV0IGlz IGluY29ycmVjdDoKCiAgICA1MC4wMCUgICg1NWUzNmQ1ZWUzMmIpIF9fY3B1PTB4NTVlMzcwNDQ2 ZmQwIGFyZzE9MHhjYWZlCiAgICA1MC4wMCUgICg1NWUzNmQ1ZWUzMmIpIF9fY3B1PTB4N2YyZWUw YTEwYjIwIGFyZzE9MHgxOTgKCk15IHRlc3QgYXBwIGNhbGxzICJ0cmFjZV9ndWVzdF9oeXBlcnRy YWNlIiB0d2ljZSwgYWx3YXlzIHdpdGggdGhlIHNhbWUgIl9fY3B1IgphbmQgImFyZzEiIGFyZ3Vt ZW50IHZhbHVlcy4gSnVzdCBpbiBjYXNlLCB0aGlzIGlzIHJ1bm5pZ24gYSBRRU1VIGNvbXBpbGVk IHdpdGgKIi1PMCIuCgpSdW5uaW5nICJyZWNvcmQiIG11bHRpcGxlIHRpbWVzIHNob3dzIGRpZmZl cmVudCAicmFuZG9tIiB2YWx1ZXMgb24gdGhlCmFyZ3VtZW50cywgYW5kIGtlZXBzIGNoYW5naW5n IHdoaWNoIG9mIHRoZSB0d28gdHJhY2UgZWxlbWVudHMgc2hvd3MgaW5jb3JyZWN0CnZhbHVlcy4K CgpUaGFua3MsCiAgTGx1aXMKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX18KbHR0bmctZGV2IG1haWxpbmcgbGlzdApsdHRuZy1kZXZAbGlzdHMubHR0bmcub3Jn Cmh0dHBzOi8vbGlzdHMubHR0bmcub3JnL2NnaS1iaW4vbWFpbG1hbi9saXN0aW5mby9sdHRuZy1k ZXYK