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=-2.1 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, 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 75579FA372C for ; Fri, 8 Nov 2019 09:28:34 +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 438C92178F for ; Fri, 8 Nov 2019 09:28:34 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=citrix.com header.i=@citrix.com header.b="A200r141" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 438C92178F Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=citrix.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 1iT0Yu-0006rZ-B0; Fri, 08 Nov 2019 09:28:12 +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 1iT0Ys-0006rU-Ll for xen-devel@lists.xenproject.org; Fri, 08 Nov 2019 09:28:10 +0000 X-Inumbo-ID: 13a7ab7e-020a-11ea-a1d3-12813bfff9fa Received: from esa5.hc3370-68.iphmx.com (unknown [216.71.155.168]) by us1-amaz-eas2.inumbo.com (Halon) with ESMTPS id 13a7ab7e-020a-11ea-a1d3-12813bfff9fa; Fri, 08 Nov 2019 09:28:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=citrix.com; s=securemail; t=1573205289; h=date:from:to:cc:subject:message-id:references: mime-version:content-transfer-encoding:in-reply-to; bh=RpixVhI1R4abVDQedBszh/2fTinqcgtKpJctSToVPeA=; b=A200r1416xFRzbag6a0lw2fi4sbybSdS8lPBvnJi1cjyI767F1KghO6Q bleuZ24m+Dy0v6WkeIVVKFPoXxsaaPe/shRRKTVR3tk3DFlJgmdzWnlag WYsdlqcEHXQpQyF+ONThENVxju9TqKbhgG6r8fxuPZsm1TXA15Ou86/Ys M=; Authentication-Results: esa5.hc3370-68.iphmx.com; dkim=none (message not signed) header.i=none; spf=None smtp.pra=roger.pau@citrix.com; spf=Pass smtp.mailfrom=roger.pau@citrix.com; spf=None smtp.helo=postmaster@mail.citrix.com Received-SPF: None (esa5.hc3370-68.iphmx.com: no sender authenticity information available from domain of roger.pau@citrix.com) identity=pra; client-ip=162.221.158.21; receiver=esa5.hc3370-68.iphmx.com; envelope-from="roger.pau@citrix.com"; x-sender="roger.pau@citrix.com"; x-conformance=sidf_compatible Received-SPF: Pass (esa5.hc3370-68.iphmx.com: domain of roger.pau@citrix.com designates 162.221.158.21 as permitted sender) identity=mailfrom; client-ip=162.221.158.21; receiver=esa5.hc3370-68.iphmx.com; envelope-from="roger.pau@citrix.com"; x-sender="roger.pau@citrix.com"; x-conformance=sidf_compatible; x-record-type="v=spf1"; x-record-text="v=spf1 ip4:209.167.231.154 ip4:178.63.86.133 ip4:195.66.111.40/30 ip4:85.115.9.32/28 ip4:199.102.83.4 ip4:192.28.146.160 ip4:192.28.146.107 ip4:216.52.6.88 ip4:216.52.6.188 ip4:162.221.158.21 ip4:162.221.156.83 ip4:168.245.78.127 ~all" Received-SPF: None (esa5.hc3370-68.iphmx.com: no sender authenticity information available from domain of postmaster@mail.citrix.com) identity=helo; client-ip=162.221.158.21; receiver=esa5.hc3370-68.iphmx.com; envelope-from="roger.pau@citrix.com"; x-sender="postmaster@mail.citrix.com"; x-conformance=sidf_compatible IronPort-SDR: I2YbrX+WejFhx1rPnUADmVSqZAv1GGR55LdUKRwvcR8+54Ye4Kok3+FbtKOGtlpZxKitdTUKVh L1Pmn2WGVvxJRIXuKxzxBh+2HkfmNk+q+FB75YROo2qxTRwASecbb+0b0/bzGNFBr73HIP/8nj VihZUS9HX0fkSgoV8/WcAlf5I/yvyq2wha42Ocxt66RX6fH69TUJlmhnUr0u9WVbruNEfUpNHs ZJNMff5Dnvnb7DgO56U6zL7epdaxbq1uOmGQ+PlfG2lLrmIWi8czwmRaXe1fMH85IQBZg+KrzF o68= X-SBRS: 2.7 X-MesageID: 8401552 X-Ironport-Server: esa5.hc3370-68.iphmx.com X-Remote-IP: 162.221.158.21 X-Policy: $RELAYED X-IronPort-AV: E=Sophos;i="5.68,280,1569297600"; d="scan'208";a="8401552" Date: Fri, 8 Nov 2019 10:27:59 +0100 From: Roger Pau =?iso-8859-1?Q?Monn=E9?= To: Jan Beulich Message-ID: <20191108092759.GC17494@Air-de-Roger> References: <20191107150609.93004-1-roger.pau@citrix.com> <20191107150609.93004-3-roger.pau@citrix.com> <20191107154632.GA17494@Air-de-Roger> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.12.2 (2019-09-21) X-ClientProxiedBy: AMSPEX02CAS01.citrite.net (10.69.22.112) To AMSPEX02CL03.citrite.net (10.69.22.127) Subject: Re: [Xen-devel] [PATCH for-4.13 2/2] x86/ioapic: don't use raw entry reads/writes in clear_IO_APIC_pin 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: Juergen Gross , Andrew Cooper , Wei Liu , xen-devel@lists.xenproject.org Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" T24gVGh1LCBOb3YgMDcsIDIwMTkgYXQgMDQ6NTY6MDlQTSArMDEwMCwgSmFuIEJldWxpY2ggd3Jv dGU6Cj4gT24gMDcuMTEuMjAxOSAxNjo0NiwgUm9nZXIgUGF1IE1vbm7DqSAgd3JvdGU6Cj4gPiBP biBUaHUsIE5vdiAwNywgMjAxOSBhdCAwNDoyODo1NlBNICswMTAwLCBKYW4gQmV1bGljaCB3cm90 ZToKPiA+PiBPbiAwNy4xMS4yMDE5IDE2OjA2LCBSb2dlciBQYXUgTW9ubmUgd3JvdGU6Cj4gPj4+ IEBAIC01MzAsOSArNTMwLDkgQEAgc3RhdGljIHZvaWQgY2xlYXJfSU9fQVBJQ19waW4odW5zaWdu ZWQgaW50IGFwaWMsIHVuc2lnbmVkIGludCBwaW4pCj4gPj4+ICAgICAgICovCj4gPj4+ICAgICAg bWVtc2V0KCZlbnRyeSwgMCwgc2l6ZW9mKGVudHJ5KSk7Cj4gPj4+ICAgICAgZW50cnkubWFzayA9 IDE7Cj4gPj4+IC0gICAgX19pb2FwaWNfd3JpdGVfZW50cnkoYXBpYywgcGluLCB0cnVlLCBlbnRy eSk7Cj4gPj4+ICsgICAgX19pb2FwaWNfd3JpdGVfZW50cnkoYXBpYywgcGluLCBmYWxzZSwgZW50 cnkpOwo+ID4+Cj4gPj4gSSBtYXkgYmUgYWJsZSB0byB1bmRlcnN0YW5kIHdoeSB0aGlzIG9uZSBj YW4ndCB1c2UgcmF3IG1vZGUsIGJ1dCBhcwo+ID4+IHBlciBhYm92ZSBhIGJldHRlciBvdmVyYWxs IGRlc2NyaXB0aW9uIGlzIG5lZWRlZC4KPiA+IAo+ID4gWWVzLCB0aGlzIGlzIHRoZSBvbmUgdGhh dCdzIGFjdHVhbGx5IGluY29ycmVjdCwgYnV0IHNlZSBteSByZWFzb25pbmcKPiA+IGJlbG93Lgo+ ID4gCj4gPj4KPiA+Pj4gLSAgICBlbnRyeSA9IF9faW9hcGljX3JlYWRfZW50cnkoYXBpYywgcGlu LCB0cnVlKTsKPiA+Pj4gKyAgICBlbnRyeSA9IF9faW9hcGljX3JlYWRfZW50cnkoYXBpYywgcGlu LCBmYWxzZSk7Cj4gPj4+ICAgICAgaWYgKGVudHJ5LmlycikKPiA+Pj4gICAgICAgICAgcHJpbnRr KEtFUk5fRVJSICJJTy1BUElDJTAyeC0ldTogVW5hYmxlIHRvIHJlc2V0IElSUlxuIiwKPiA+Pj4g ICAgICAgICAgICAgICAgIElPX0FQSUNfSUQoYXBpYyksIHBpbik7Cj4gPj4KPiA+PiBUaGlzIHJl YWQgYWdhaW4gc2hvdWxkbid0IG5lZWQgY29udmVyc2lvbiwgYXMgdGhlIElSUiBiaXQgZG9lc24n dAo+ID4+IGdldCB0b3VjaGVkIChJIHRoaW5rKSBieSB0aGUgaW50ZXJydXB0IHJlbWFwcGluZyBj b2RlIGR1cmluZyB0aGUKPiA+PiB0cmFuc2xhdGlvbiBpdCBkb2VzLgo+ID4gCj4gPiBUQkgsIEkg dGhpbmsgcmF3IG1vZGUgc2hvdWxkIG9ubHkgYmUgdXNlZCBieSB0aGUgaW9tbXUgY29kZSBpbiBv cmRlcgo+ID4gdG8gc2V0dXAgdGhlIGVudHJpZXMgdG8gcG9pbnQgdG8gdGhlIGludGVycnVwdCBy ZW1hcHBpbmcgdGFibGUsCj4gPiBldmVyeXRoaW5nIGVsc2Ugc2hvdWxkbid0IGJlIHVzaW5nIHJh dyBtb2RlLiBXaGlsZSBpdCdzIHRydWUgdGhhdCBzb21lCj4gPiBvZiB0aGUgY2FzZXMgaGVyZSBh cmUgc2FmZSB0byB1c2UgcmF3IG1vZGUgSSB3b3VsZCBkaXNjb3VyYWdlIGl0J3MKPiA+IHVzYWdl IGFzIGl0IGNhbiBsZWFkIHRvIGlzc3VlcywgYW5kIHRoaXMgaXMgbm90IGEgcGVyZm9ybWFuY2Ug Y3JpdGljYWwKPiA+IHBhdGggYW55d2F5Lgo+IAo+IFlvdSBhbHNvIHNob3VsZCB0YWtlIHRoZSBv dGhlciBwb3NzaWJsZSBwZXJzcGVjdGl2ZSAtIG5vdCB1c2luZwo+IHJhdyBtb2RlIG1lYW5zIGdv aW5nIHRocm91Z2ggaW50ZXJydXB0IHJlbWFwcGluZyBsb2dpYywgd2hpY2gKPiBjYW4gKG5lZWRs ZXNzbHkpIHRyaWdnZXIgZXJyb3JzLiBJIHRoaW5rIHlvdSB3YW50IHRvIGJyZWFrIHRoZQo+IHBh dGNoIGludG8gYSBuZWNlc3NhcnkgYW5kIGFuIG9wdGlvbmFsIHBhcnQuIFRoZSBvcHRpb25hbCBw YXJ0Cj4gc2hvdWxkIGJlIGRpc2N1c3NlZCBzZXBhcmF0ZWx5IGFuZCBkZWZlcnJlZCB1bnRpbCBh ZnRlciA0LjEzLgoKSU1PIGdlbmVyaWMgSU8tQVBJQyBjb2RlIGhhcyBub3QgYnVzaW5lc3MgcGxh eWluZyB3aXRoIHJhdyBlbnRyaWVzCndoZW4gaW50ZXJydXB0IHJlbWFwcGluZyBpcyBlbmFibGVk LCB0aGUgbGF5b3V0IG9mIElPLUFQSUMgZW50cmllcyBpbgp0aGF0IGNhc2UgaXMgdmVuZG9yLXNw ZWNpZmljLCBhbmQgaGVuY2UgdGhlIGdlbmVyaWMgSU8tQVBJQyBjb2RlIGlzCm5vdCBhYmxlIHRv IHBhcnNlIGl0LgoKRm9yIGV4YW1wbGUgdGhlIGNvZGUgaW4gY2xlYXJfSU9fQVBJQ19waW4gbW9k aWZpZXMgdGhlIG1hc2sgb3IgdGhlCnRyaWdnZXIgZmllbGRzIG9mIFJBVyBlbnRyaWVzLCBpcyB0 aGVyZSBhbnkgZ3VhcmFudGVlIHRoYXQgdGhvc2UKZmllbGRzIGRvbid0IGhhdmUgZGlmZmVyZW50 IG1lYW5pbmdzL2xheW91dCB3aGVuIGludGVycnVwdCByZW1hcHBpbmcKaXMgZW5hYmxlZD8KCkkg Y2FuIHNwbGl0IHRoZSBzcGVjaWZpYyBidWdmaXggaW50byBhIHNlcGFyYXRlIHBhdGNoLCBidXQg SU1PIHRoZQpjb2RlIGluIGNsZWFyX0lPX0FQSUNfcGluIGlzIG5vdCBzYWZlLgoKVGhhbmtzLCBS b2dlci4KCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fClhl bi1kZXZlbCBtYWlsaW5nIGxpc3QKWGVuLWRldmVsQGxpc3RzLnhlbnByb2plY3Qub3JnCmh0dHBz Oi8vbGlzdHMueGVucHJvamVjdC5vcmcvbWFpbG1hbi9saXN0aW5mby94ZW4tZGV2ZWw=