From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.3 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3F46BC71142 for ; Thu, 11 Jul 2019 17:32:46 +0000 (UTC) Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 2213120863 for ; Thu, 11 Jul 2019 17:32:46 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2213120863 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=xen-devel-bounces@lists.xenproject.org Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1hlcvj-0003gT-1x; Thu, 11 Jul 2019 17:32:27 +0000 Received: from us1-rack-dfw2.inumbo.com ([104.130.134.6]) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1hlcvh-0003gO-57 for xen-devel@lists.xenproject.org; Thu, 11 Jul 2019 17:32:25 +0000 X-Inumbo-ID: d7b075cc-a401-11e9-8980-bc764e045a96 Received: from foss.arm.com (unknown [217.140.110.172]) by us1-rack-dfw2.inumbo.com (Halon) with ESMTP id d7b075cc-a401-11e9-8980-bc764e045a96; Thu, 11 Jul 2019 17:32:23 +0000 (UTC) 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 1CE0F337; Thu, 11 Jul 2019 10:32:23 -0700 (PDT) Received: from [10.119.48.77] (unknown [10.119.48.77]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id D309C3F71F; Thu, 11 Jul 2019 10:32:22 -0700 (PDT) To: Denis Obrezkov , Hunyue Yau References: <25386cfa-d0b7-83fe-4d87-5af3459d54bd@gmail.com> <520937670.d9P0eaHOQZ@acer0> <28955848-fdc0-5311-580b-23fd8ce7bea2@gmail.com> From: Julien Grall Message-ID: Date: Thu, 11 Jul 2019 18:32:22 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.7.2 MIME-Version: 1.0 In-Reply-To: <28955848-fdc0-5311-580b-23fd8ce7bea2@gmail.com> Content-Language: en-US Subject: Re: [Xen-devel] [GSoC-2019] About the crossbar and xen X-BeenThere: xen-devel@lists.xenproject.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Cc: "xen-devel@lists.xenproject.org" , Stefano Stabellini , Iain Hunter Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" CgpPbiA3LzExLzE5IDE6NTAgUE0sIERlbmlzIE9icmV6a292IHdyb3RlOgo+IEhpLAoKSGksCgo+ Pj4KPj4+IEkgYW0gaW50ZXJlc3RlZCB3aGV0aGVyIHdlIHNob3VsZCBkbyBzb21ldGhpbmcgd2l0 aCBvbWFwNS13dWdlbi1tcHUuIEkKPj4+IGZvdW5kIHRoYXQgY3Jvc3NiYXIgaXMgY29ubmVjdGVk IHRvIEdJQy4gQW5kIG9uIHNvbWUgc2NoZW1lcyBpbiB0cm0gaXQKPj4+IGlzIGNvbm5lY3RlZCB2 aWEgb21hcDUtd3VnZW4tbXB1LiBTbywgaXQgaXMgbm90IGNsZWFyIGZvciBtZSB3aGV0aGVyIGl0 Cj4+PiBzaG91bGQgYmUgaGFuZGxlZCBpbiB4ZW4uCgpJIGRvbid0IGtub3cgbXVjaCBhYm91dCBv bWFwNS13dWdlbi1tcHUsIHNvIEkgd2lsbCBsZWF2ZSBIdW55dWUgYW5kIElhaW4gCnRvIHByb3Zp ZGUgZmVlZGJhY2sgaGVyZS4KCgo+Pgo+IAo+IEFsc28sIEkgYW0gaW50ZXJlc3RlZCBpbiBob3cg dG8gYWRkIHRoZSBjcm9zc2Jhci4gSSBjYW4gc2VlIHR3byBvcHRpb25zCj4gYXMgd2UgZGlzY3Vz c2VkIGVhcmxpZXIuIFRoZSBmaXJzdCBvcHRpb24gaXMgdG8gcmVtb3ZlIHRoZSBjcm9zc2JhciBi dXQKPiBmb3IgbWUgaXQgbWlnaHQgY2F1c2Ugc29tZSBwcm9ibGVtcyBzaW5jZSBhIGd1ZXN0IG1p Z2h0IHdhbnQgdG8gdXNlIGl0Lgo+IFRoZSBzZWNvbmQgb3B0aW9uIGlzIHRvIGV4cG9zZSB0aGUg Y3Jvc3NiYXIgYW5kIGludGVyY2VwdCBhbGwgdGhlIGNhbGxzCj4gdG8gaXQuIEJ1dCB0aGUgcHJv YmxlbSBpcyB0aGF0IG5vdyB4ZW4gc3VwcG9ydHMgb25seSBvbmUKPiBpbnRlcnJ1cHQtY29udHJv bGxlci4gQW5kIGF0IHRoZSBzYW1lIHRpbWUgbW9zdCBvZiB0aGUgU1BJIElSUXMgYXJlCj4gbWFw cGVkIHRvIHRoZSBjcm9zc2Jhci4gU28sIHdoZW4geGVuIGNoZWNrcyB3aGV0aGVyIHRoZSBtYWlu Cj4gaW50ZXJydXB0LWNvbnRyb2xsZXIgaXMgdGhlIHNhbWUgYXMgdGhlIG9uZSB0byB3aG8gZXh0 ZXJuYWwgaW50ZXJydXB0cwo+IGFyZSBtYXBwZWQgaXQgZmFpbHMuCj4gKHhlbi9jb21tb24vZGV2 aWNlX3RyZWUuYzpkdF9pcnFfdHJhbnNsYXRlKCkpLgo+IEFuZCBJIGRvbid0IHRoaW5rIHRoYXQg SSBzaG91bGQgY2hhbmdlIGludGVycnVwdC1wYXJlbnQgb3B0aW9uIG9mCj4gZGV2aWNlcyB0byBt YXAgdGhlbSB0byB0aGUgR0lDIGJlY2F1c2UgaXQgaXMgZXNzZW50aWFsbHkgdGhlIGZpcnN0Cj4g b3B0aW9uIG1lbnRpb25lZCBhYm92ZS4gU28sIGl0IHNlZW1zIHRoYXQgcHJvYmFibHkgaW50ZXJy dXB0LXBhcmVudAo+IGZpbmRpbmcgZGVjaXNpb24gbG9naWMgc2hvdWxkIGJlIGNoYW5nZWQgYSBi aXQ/IExpa2UgdG8gZmluZCBhIEdJQyBub2RlCj4gbm90IGluIGEgZGlyZWN0IGludGVycnVwdC1w YXJlbnQgYnV0IHRyYW5zaXRpdmVseSBpbiBvbmUgb2YgYW5jZXN0b3JzOgo+IAo+IFVBUlQgLT4g Y3Jvc3NiYXIgLT4gd3VnZW4gLT4gR0lDCj4gCj4gV2hhdCBkbyB5b3UgdGhpbms/CgpIYXZlIHlv dSBsb29rZWQgYXQgdGhlIHNlcmllcyBJIHBvaW50ZWQgb3V0IGVhcmxpZXIgb24/IEl0IGV4dGVu ZHMgWGVuIAp0byBzdXBwb3J0IG90aGVyIGludGVycnVwdCBjb250cm9sbGVyIHBhcmVudC4KCkNo ZWVycywKCi0tIApKdWxpZW4gR3JhbGwKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fClhlbi1kZXZlbCBtYWlsaW5nIGxpc3QKWGVuLWRldmVsQGxpc3RzLnhl bnByb2plY3Qub3JnCmh0dHBzOi8vbGlzdHMueGVucHJvamVjdC5vcmcvbWFpbG1hbi9saXN0aW5m by94ZW4tZGV2ZWw=