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=-2.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 4730CC433FF for ; Wed, 7 Aug 2019 15:09:13 +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 21BC021BF2 for ; Wed, 7 Aug 2019 15:09:13 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 21BC021BF2 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=suse.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 1hvNYf-0004Gc-SD; Wed, 07 Aug 2019 15:08:57 +0000 Received: from all-amaz-eas1.inumbo.com ([34.197.232.57] helo=us1-amaz-eas2.inumbo.com) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1hvNYe-0004GX-FZ for xen-devel@lists.xenproject.org; Wed, 07 Aug 2019 15:08:56 +0000 X-Inumbo-ID: 452215e6-b925-11e9-a9d2-a391f642a236 Received: from mx1.suse.de (unknown [195.135.220.15]) by us1-amaz-eas2.inumbo.com (Halon) with ESMTPS id 452215e6-b925-11e9-a9d2-a391f642a236; Wed, 07 Aug 2019 15:08:54 +0000 (UTC) X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id 13F94ACFA; Wed, 7 Aug 2019 15:08:53 +0000 (UTC) To: Andrew Cooper References: <20190807112024.19480-1-elnikety@amazon.com> <33d6bbb5-cecd-a499-89f4-1592a3fb0eac@citrix.com> <83a583e2-f4f2-8519-ce58-b200987dcab5@citrix.com> From: Jan Beulich Message-ID: <057d72ef-bbec-0e91-b79b-3ebe6da35ba9@suse.com> Date: Wed, 7 Aug 2019 17:08:53 +0200 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.8.0 MIME-Version: 1.0 In-Reply-To: <83a583e2-f4f2-8519-ce58-b200987dcab5@citrix.com> Content-Language: en-US Subject: Re: [Xen-devel] [PATCH] evtchn: make support for different ABIs tunable 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: Stefano Stabellini , Wei Liu , Konrad Rzeszutek Wilk , George Dunlap , Tim Deegan , Ian Jackson , Eslam Elnikety , Julien Grall , Anthony PERARD , xen-devel@lists.xenproject.org, David Woodhouse Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" T24gMDcuMDguMjAxOSAxNzowMCwgQW5kcmV3IENvb3BlciB3cm90ZToKPiBPbiAwNy8wOC8yMDE5 IDE1OjMwLCBKYW4gQmV1bGljaCB3cm90ZToKPj4gT24gMDcuMDguMjAxOSAxNTo0MSwgQW5kcmV3 IENvb3BlciB3cm90ZToKPj4+IEZ1cnRoZXJtb3JlLCBpZiB0aGVyZSBpcyB0aGlzIHByb2JsZW0g Zm9yIGV2ZW50IGNoYW5uZWxzLCB0aGVuIHRoZXJlIGlzCj4+PiBhbG1vc3QgY2VydGFpbmx5IGEg cmVsYXRlZCBwcm9ibGVtIGZvciBncmFudCB0YWJsZXMuCj4+Pgo+Pj4gVGhlIGNvbnRyb2wgaW4g WGVuIHNob3VsZCBiZSBleHByZXNzZWQgaW4gYSBwb3NpdGl2ZSBmb3JtLCBvciB0aGUgbG9naWMK Pj4+IHdpbGwgYmVjb21lIGEgdGFuZ2xlLsKgIEl0IHNob3VsZCBiZSBhIGJpdCBwZXJtaXR0aW5n IHRoZSB1c2Ugb2YgdGhlIEZJRk8KPj4+IEFCSSwgcmF0aGVyIHRoYW4gYSBiaXQgc2F5aW5nICJv aCBhY3R1YWxseSwgeW91IGNhbid0IHVzZSB0aGF0Ii4KPj4+Cj4+PiBUaGF0IHNhaWQsIGl0IG1p Z2h0IGJlIGVhc2llciB0byBkZWNsYXJlIEZJRk8gdG8gYmUgImV2ZW50IGNoYW5uZWwgdjIiLAo+ Pj4gYW5kIHNwZWNpZnkgbWF4X3tncmFudCxldm50Y2hufV92ZXIgaW5zdGVhZC4KPj4KPj4gSSdt IG5vdCBzdXJlIGFzc3VtaW5nIGxpbmVhciAob3IgYWN0dWFsbHkgYW55KSBvcmRlcmluZyBiZXR3 ZWVuCj4+IHZhcmlhbnRzIGlzIGEgZ29vZCB0aGluZy4gWWVzLCByaWdodCBub3cgd2Ugb25seSBo YXZlIGdudHRhYgo+PiB2MSBhbmQgdjIgYW5kIGV2dGNobiAybCBhbmQgZmlmbywgd2hpY2ggY291 bGQgYmUgY29uc2lkZXJlZCB2MQo+PiBhbmQgdjIgYXMgeW91IHN1Z2dlc3QuIEhvd2V2ZXIsIGFz c3VtaW5nIGEgM3JkIHZhcmlhbnQgc3VyZmFjZXMsCj4+IHdoeSB3b3VsZCBpdCBiZSB0aGF0IG9u ZSBoYXMgdG8gZXhwb3NlIHYyIGp1c3QgdG8gbWFrZSB2Mwo+PiB1c2FibGU/IEluIHBhcnRpY3Vs YXIgZ250dGFiIHYyIGhhcyB2YXJpb3VzIGlzc3VlcyAod2hpY2ggaXMgd2h5Cj4+IHlvdSBpbnRy b2R1Y2VkIGEgd2F5IHRvIGRpc2FibGUgaXRzIHVzZSBpbiB0aGUgZmlyc3QgcGxhY2UpLCB5ZXQK Pj4gSSdkIGhvcGUgd2UnZCBlbmQgdXAgd2l0aCBhIGxlc3MgcXVpcmt5IHYzIGlmIG9uZSBldmVy IGJlY29tZXMKPj4gbmVjZXNzYXJ5LiBBbmQgaW4gdHVybiBJJ2QgaG9wZSB3ZSBjb3VsZCBoaWRl IHYyIGZyb20gYW55IHYzCj4+IHVzZXJzLgo+Pgo+PiBJT1cgSSB0aGluayBhIGJpdG1hcCB0byBw ZXJtaXQgdXNlIG9mICJhZHZhbmNlZCIgdmVyc2lvbnMgaXMKPj4gbW9yZSBmdXR1cmUgcHJvb2Yu IChBcyBhIHNpZGUgbm90ZSwgSSBkb24ndCB0aGluayB3ZSB3YW50IHRvCj4+IGludHJvZHVjZSBh IGRpc2FibGUgZm9yIHRoZSByZXNwZWN0aXZlIHYxIGludGVyZmFjZXMuKQo+IAo+IFdlIGFic29s dXRlbHkgZG8gd2FudCBhIHdheSB0byB0dXJuIGV2ZXJ5dGhpbmcgb2ZmLgo+IAo+IFRoZSBpbmFi aWxpdHkgdG8gdHVybiB0aGUgWGVuIGV4dGVuc2lvbnMgb2ZmIGZvciBIVk0gZ3Vlc3RzIChldmVu IGlmCj4gb25seSBmb3IgZGVidWdnaW5nIHB1cnBvc2VzKSBpcyBhIHNldmVyZWx5IHNob3J0IHNp Z2h0ZWQgZGVjaXNpb24uCgpGb3IgSFZNIHBlcmhhcHMsIGJ1dCBub3QgZm9yIFBWLgoKPiBJdCBp cyBhbHNvIGEgZmVhdHVyZSB3aGljaCBoYXMgYmVlbiByZXF1ZXN0ZWQgcmVwZWF0ZWRseSBieSB1 c2VycyBpbiB0aGUKPiBwYXN0LCBhbmQgSSBhbSB2ZXJ5IGRlbGliZXJhdGVseSBidWlsZGluZyBh IHdheSB0byBkbyB0aGlzIGludG8gdGhlCj4gQ1BVSUQgd29yay4KPiAKPiBIb3dldmVyLCBpdCBp cyBhbiB1bnJlYXNvbmFibGUgcmVxdWVzdCB0byBidW5kbGUgaW50byB0aGlzIGJ1Z2ZpeCwgaGVu Y2UKPiB3aHkgSSBkaWRuJ3Qgc3VnZ2VzdCBpdC4KClRoZXJlJ3Mgbm8gYnVnIGZpeCBoZXJlLCBh cyB0aGVyZSdzIG5vIGJ1ZyAoaW4gWGVuKS4KCj4gTm93IEkgdGhpbmsgYWJvdXQgaXQsIHRoaW5n cyBsaWtlIGF2YWlsYWJsZSBBQklzIHJlYWxseSBzaG91bGQgYmUgaW4gdGhlCj4gWGVuIGh5cGVy dmlzb3IgQ1BVSUQgbGVhdmVzLCBidXQgYWdhaW4sIHRoYXQgc2hpcCBzYWlsZWQgYSBkZWNhZGUg YWdvLgoKRm9yIGNvbXBhcmlzb24sIGRvIHlvdSBrbm93IG9mIGFueSBDUFUgYXJjaGl0ZWN0dXJl IG1ha2luZyBfYWxsXwpvZiBpdHMgYmFzaWMgaW5zbnMgYW5kIG90aGVyIGZ1bmN0aW9uYWxpdHkg YXZhaWxhYmxlIGNvbmRpdGlvbmFsbHkKb25seT8gSnVzdCBsaWtlIHRoZXJlLCBJIHRoaW5rIGl0 IGlzIHJlYXNvbmFibGUgdG8gaGF2ZSBhIGJhc2ljCnNldCBhdmFpbGFibGUgaW4gYWxsIGNhc2Vz LiBOZXZlcnRoZWxlc3MsIGFzIHNhaWQgYWJvdmUsIEhWTSBtaWdodApoYXZlIGJlbmVmaXRlZCBm cm9tIG1ha2luZyBldmVuIHNvbWUgYmFzaWMgaHlwZXJjYWxscyBjb25kaXRpb25hbCwKYmVjYXVz ZSB0aGVyZSB0aGV5J3JlIHN0cmljdGx5IGV4dGVuc2lvbnMsIG5vdCBiYXNlIGZ1bmN0aW9uYWxp dHkuCgpKYW4KCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f Clhlbi1kZXZlbCBtYWlsaW5nIGxpc3QKWGVuLWRldmVsQGxpc3RzLnhlbnByb2plY3Qub3JnCmh0 dHBzOi8vbGlzdHMueGVucHJvamVjdC5vcmcvbWFpbG1hbi9saXN0aW5mby94ZW4tZGV2ZWw=