From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Jan Beulich" Subject: Re: [PATCH] x86/svm: Drop support for AMD's Lightweight Profiling Date: Mon, 20 May 2019 05:40:39 -0600 Message-ID: <5CE292370200007800230938@prv1-mh.provo.novell.com> References: <1558347216-19179-1-git-send-email-andrew.cooper3@citrix.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from us1-rack-dfw2.inumbo.com ([104.130.134.6]) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1hSgeq-0008Pv-Ff for xen-devel@lists.xenproject.org; Mon, 20 May 2019 11:40:44 +0000 In-Reply-To: <1558347216-19179-1-git-send-email-andrew.cooper3@citrix.com> Content-Disposition: inline List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" To: Andrew Cooper Cc: Wei Liu , Suravee Suthikulpanit , xen-devel , Boris Ostrovsky , Brian Woods , Roger Pau Monne List-Id: xen-devel@lists.xenproject.org Pj4+IE9uIDIwLjA1LjE5IGF0IDEyOjEzLCA8YW5kcmV3LmNvb3BlcjNAY2l0cml4LmNvbT4gd3Jv dGU6Cj4gTGlnaHR3ZWlnaHQgUHJvZmlsaW5nIHdhcyBpbnRyb2R1Y2VkIGluIEJ1bGxkb3plciAo RmFtMTVoKSwgYnV0IHdhcyBkcm9wcGVkCj4gZnJvbSBaZW4gKEZhbTE3aCkgcHJvY2Vzc29ycy4g IEZ1cnRoZXJtb3JlLCBMV1Agd2FzIGRyb3BwZWQgZnJvbSBGYW0xNS8xNiBDUFVzCj4gd2hlbiBJ QlBCIGZvciBTcGVjdHJlIHYyIHdhcyBpbnRyb2R1Y2VkIGluIG1pY3JvY29kZSwgb3dpbmcgdG8g TFdQIG5vdCBiZWluZwo+IHVzZWQgaW4gcHJhY3RpY2UuCj4gCj4gQXMgYSByZXN1bHQsIENQVXMg d2hpY2ggYXJlIG9wZXJhdGluZyB3aXRoaW4gc3BlY2lmaWNhdGlvbiAoaS5lLiB3aXRoIHVwIHRv Cj4gZGF0ZSBtaWNyb2NvZGUpIG5vIGxvbmdlciBoYXZlIHRoaXMgZmVhdHVyZSwgYW5kIHRoZXJl Zm9yZSBhcmUgbm90IHVzaW5nIGl0Lgo+IAo+IERyb3Agc3VwcG9ydCBmcm9tIFhlbi4gIFRoZSBt YWluIG1vdGl2YXRpb24gaGVyZSBpcyB0byByZW1vdmUgdW5uZWNlc3NhcnkKPiBjb21wbGV4aXR5 IGZyb20gQ1BVSUQgaGFuZGxpbmcsIGJ1dCBpdCBhbHNvIHRpZGllcyB1cCB0aGUgU1ZNIGNvZGUg bmljZWx5Lgo+IAo+IFNpZ25lZC1vZmYtYnk6IEFuZHJldyBDb29wZXIgPGFuZHJldy5jb29wZXIz QGNpdHJpeC5jb20+CgpSZXZpZXdlZC1ieTogSmFuIEJldWxpY2ggPGpiZXVsaWNoQHN1c2UuY29t PgoKPiAtLS0gYS94ZW4vaW5jbHVkZS9wdWJsaWMvYXJjaC14ODYvY3B1ZmVhdHVyZXNldC5oCj4g KysrIGIveGVuL2luY2x1ZGUvcHVibGljL2FyY2gteDg2L2NwdWZlYXR1cmVzZXQuaAo+IEBAIC0x NzYsNyArMTc2LDcgQEAgWEVOX0NQVUZFQVRVUkUoSUJTLCAgICAgICAgICAgMyozMisxMCkgLyog ICBJbnN0cnVjdGlvbiBCYXNlZCBTYW1wbGluZyAqLwo+ICBYRU5fQ1BVRkVBVFVSRShYT1AsICAg ICAgICAgICAzKjMyKzExKSAvKkEgIGV4dGVuZGVkIEFWWCBpbnN0cnVjdGlvbnMgKi8KPiAgWEVO X0NQVUZFQVRVUkUoU0tJTklULCAgICAgICAgMyozMisxMikgLyogICBTS0lOSVQvU1RHSSBpbnN0 cnVjdGlvbnMgKi8KPiAgWEVOX0NQVUZFQVRVUkUoV0RULCAgICAgICAgICAgMyozMisxMykgLyog ICBXYXRjaGRvZyB0aW1lciAqLwo+IC1YRU5fQ1BVRkVBVFVSRShMV1AsICAgICAgICAgICAzKjMy KzE1KSAvKlMgIExpZ2h0IFdlaWdodCBQcm9maWxpbmcgKi8KPiArWEVOX0NQVUZFQVRVUkUoTFdQ LCAgICAgICAgICAgMyozMisxNSkgLyogICBMaWdodCBXZWlnaHQgUHJvZmlsaW5nICovCgpTdHJp Y3RseSBzcGVha2luZyB0aGlzIGlzIG5vdCBwZXJtaXR0ZWQgKHNlZSB0aGUgb3RoZXIgdGhyZWFk IG9uCnRoaXMgYmVpbmcgcGFydCBvZiB0aGUgcHVibGljIGludGVyZmFjZSkuIEJ1dCBvZiBjb3Vy c2Ugc3RyaWN0bHkKc3BlYWtpbmcgaXQgd2FzIGFsc28gbm90IHBlcm1pdHRlZCBmb3IgQU1EIHRv IHJlbW92ZSB0aGUKZmVhdHVyZSBpbiBhIHVjb2RlIHVwZGF0ZSAoSSB3b25kZXIgYnR3IHdoZXRo ZXIgdGhlIGluc25zCmluZGVlZCAjVUQgbm93IG9uIEZhbTE1LzE2KS4KCkphbgoKCgpfX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpYZW4tZGV2ZWwgbWFpbGlu ZyBsaXN0Clhlbi1kZXZlbEBsaXN0cy54ZW5wcm9qZWN0Lm9yZwpodHRwczovL2xpc3RzLnhlbnBy b2plY3Qub3JnL21haWxtYW4vbGlzdGluZm8veGVuLWRldmVs 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=-4.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=ham 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 C47B3C04AAC for ; 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Mon, 20 May 2019 11:40:43 +0000 (UTC) Received: from INET-PRV1-MTA by prv1-mh.provo.novell.com with Novell_GroupWise; Mon, 20 May 2019 05:40:42 -0600 Message-Id: <5CE292370200007800230938@prv1-mh.provo.novell.com> X-Mailer: Novell GroupWise Internet Agent 18.1.0 Date: Mon, 20 May 2019 05:40:39 -0600 From: "Jan Beulich" To: "Andrew Cooper" References: <1558347216-19179-1-git-send-email-andrew.cooper3@citrix.com> In-Reply-To: <1558347216-19179-1-git-send-email-andrew.cooper3@citrix.com> Mime-Version: 1.0 Content-Disposition: inline Subject: Re: [Xen-devel] [PATCH] x86/svm: Drop support for AMD's Lightweight Profiling 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: Wei Liu , Suravee Suthikulpanit , xen-devel , Boris Ostrovsky , Brian Woods , Roger Pau Monne Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: base64 Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" Message-ID: <20190520114039.93tUGHg1OpxhP9lCCwq_7isButGm19tsNW5lyJ3BkH0@z> Pj4+IE9uIDIwLjA1LjE5IGF0IDEyOjEzLCA8YW5kcmV3LmNvb3BlcjNAY2l0cml4LmNvbT4gd3Jv dGU6Cj4gTGlnaHR3ZWlnaHQgUHJvZmlsaW5nIHdhcyBpbnRyb2R1Y2VkIGluIEJ1bGxkb3plciAo RmFtMTVoKSwgYnV0IHdhcyBkcm9wcGVkCj4gZnJvbSBaZW4gKEZhbTE3aCkgcHJvY2Vzc29ycy4g IEZ1cnRoZXJtb3JlLCBMV1Agd2FzIGRyb3BwZWQgZnJvbSBGYW0xNS8xNiBDUFVzCj4gd2hlbiBJ QlBCIGZvciBTcGVjdHJlIHYyIHdhcyBpbnRyb2R1Y2VkIGluIG1pY3JvY29kZSwgb3dpbmcgdG8g TFdQIG5vdCBiZWluZwo+IHVzZWQgaW4gcHJhY3RpY2UuCj4gCj4gQXMgYSByZXN1bHQsIENQVXMg d2hpY2ggYXJlIG9wZXJhdGluZyB3aXRoaW4gc3BlY2lmaWNhdGlvbiAoaS5lLiB3aXRoIHVwIHRv Cj4gZGF0ZSBtaWNyb2NvZGUpIG5vIGxvbmdlciBoYXZlIHRoaXMgZmVhdHVyZSwgYW5kIHRoZXJl Zm9yZSBhcmUgbm90IHVzaW5nIGl0Lgo+IAo+IERyb3Agc3VwcG9ydCBmcm9tIFhlbi4gIFRoZSBt YWluIG1vdGl2YXRpb24gaGVyZSBpcyB0byByZW1vdmUgdW5uZWNlc3NhcnkKPiBjb21wbGV4aXR5 IGZyb20gQ1BVSUQgaGFuZGxpbmcsIGJ1dCBpdCBhbHNvIHRpZGllcyB1cCB0aGUgU1ZNIGNvZGUg bmljZWx5Lgo+IAo+IFNpZ25lZC1vZmYtYnk6IEFuZHJldyBDb29wZXIgPGFuZHJldy5jb29wZXIz QGNpdHJpeC5jb20+CgpSZXZpZXdlZC1ieTogSmFuIEJldWxpY2ggPGpiZXVsaWNoQHN1c2UuY29t PgoKPiAtLS0gYS94ZW4vaW5jbHVkZS9wdWJsaWMvYXJjaC14ODYvY3B1ZmVhdHVyZXNldC5oCj4g KysrIGIveGVuL2luY2x1ZGUvcHVibGljL2FyY2gteDg2L2NwdWZlYXR1cmVzZXQuaAo+IEBAIC0x NzYsNyArMTc2LDcgQEAgWEVOX0NQVUZFQVRVUkUoSUJTLCAgICAgICAgICAgMyozMisxMCkgLyog ICBJbnN0cnVjdGlvbiBCYXNlZCBTYW1wbGluZyAqLwo+ICBYRU5fQ1BVRkVBVFVSRShYT1AsICAg ICAgICAgICAzKjMyKzExKSAvKkEgIGV4dGVuZGVkIEFWWCBpbnN0cnVjdGlvbnMgKi8KPiAgWEVO X0NQVUZFQVRVUkUoU0tJTklULCAgICAgICAgMyozMisxMikgLyogICBTS0lOSVQvU1RHSSBpbnN0 cnVjdGlvbnMgKi8KPiAgWEVOX0NQVUZFQVRVUkUoV0RULCAgICAgICAgICAgMyozMisxMykgLyog ICBXYXRjaGRvZyB0aW1lciAqLwo+IC1YRU5fQ1BVRkVBVFVSRShMV1AsICAgICAgICAgICAzKjMy KzE1KSAvKlMgIExpZ2h0IFdlaWdodCBQcm9maWxpbmcgKi8KPiArWEVOX0NQVUZFQVRVUkUoTFdQ LCAgICAgICAgICAgMyozMisxNSkgLyogICBMaWdodCBXZWlnaHQgUHJvZmlsaW5nICovCgpTdHJp Y3RseSBzcGVha2luZyB0aGlzIGlzIG5vdCBwZXJtaXR0ZWQgKHNlZSB0aGUgb3RoZXIgdGhyZWFk IG9uCnRoaXMgYmVpbmcgcGFydCBvZiB0aGUgcHVibGljIGludGVyZmFjZSkuIEJ1dCBvZiBjb3Vy c2Ugc3RyaWN0bHkKc3BlYWtpbmcgaXQgd2FzIGFsc28gbm90IHBlcm1pdHRlZCBmb3IgQU1EIHRv IHJlbW92ZSB0aGUKZmVhdHVyZSBpbiBhIHVjb2RlIHVwZGF0ZSAoSSB3b25kZXIgYnR3IHdoZXRo ZXIgdGhlIGluc25zCmluZGVlZCAjVUQgbm93IG9uIEZhbTE1LzE2KS4KCkphbgoKCgpfX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpYZW4tZGV2ZWwgbWFpbGlu ZyBsaXN0Clhlbi1kZXZlbEBsaXN0cy54ZW5wcm9qZWN0Lm9yZwpodHRwczovL2xpc3RzLnhlbnBy b2plY3Qub3JnL21haWxtYW4vbGlzdGluZm8veGVuLWRldmVs