From: George Dunlap Subject: Re: [PATCH v9] new config option vtsc_tolerance_khz to avoid TSC emulation Date: Mon, 1 Oct 2018 15:25:36 +0100 Message-ID: <83edf05c-8fcd-e9e2-1076-cc70d206ffb2@citrix.com> References: <20180607130829.18811-1-olaf@aepfle.de> <20180626191113.2d8e6876.olaf@aepfle.de> <20180801181747.170405d8.olaf@aepfle.de> <20180913093913.328a523a.olaf@aepfle.de> <20180928155052.5d7f66db.olaf@aepfle.de> <23473.64592.699718.316856@mariner.uk.xensource.com> <5BB2044402000078001ED2E9@prv1-mh.provo.novell.com> <5BB2287702000078001ED4A3@prv1-mh.provo.novell.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <5BB2287702000078001ED4A3@prv1-mh.provo.novell.com> Content-Language: en-US List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" To: Jan Beulich Cc: Lars Kurth , Olaf Hering , Stefano Stabellini , Wei Liu , Konrad Rzeszutek Wilk , George Dunlap , Andrew Cooper , Tim Deegan , Marek Marczykowski , xen-devel@lists.xen.org, Julien Grall , Ian Jackson List-Id: xen-devel@lists.xenproject.org T24gMTAvMDEvMjAxOCAwMzowMCBQTSwgSmFuIEJldWxpY2ggd3JvdGU6Cj4+Pj4gT24gMDEuMTAu MTggYXQgMTU6MzgsIDxnZW9yZ2UuZHVubGFwQGNpdHJpeC5jb20+IHdyb3RlOgo+PiBPbiAxMC8w MS8yMDE4IDEyOjI1IFBNLCBKYW4gQmV1bGljaCB3cm90ZToKPj4+IEkgdGhpbmsgdGhlIG1haW4g Y29uY2Vybgo+Pj4gd2FzIHdpdGggdGhlIHdheSBtaWdyYXRpb24gb2YgdGhlIG5ldyB2YWx1ZSB3 YXMgaW1wbGVtZW50ZWQuIEJ1dCBJCj4+PiByZWFsbHkgaGF2ZSB0byBkZWZlciB0byBBbmRyZXcg Zm9yIHRoYXQsIGlycmVzcGVjdGl2ZSBvZiBoaW0gbm90Cj4+PiBoYXZpbmcgcmVzcG9uZGVkIChv biB0aGUgbGlzdCkgdG8gcHJpb3IgcGluZ3MuCj4+Cj4+IElzIEFuZHJldyByZWFsbHkgdGhlIG9u bHkgcGVyc29uIHdobyBrbm93cyBlbm91Z2ggYWJvdXQgbWlncmF0aW9uIHRvCj4+IGdpdmUgdGhp cyB0aGUgdGh1bWJzLXVwPwo+IAo+IFRoYXQncyBub3QgdGhlIHBvaW50IGhlcmUsIGF0IGxlYXN0 IGFmYWljOiBIZSBoYWQgdm9pY2VkIF9zb21lXwo+IGNvbmNlcm4gb24gYW4gZWFybGllciB2ZXJz aW9uLiBJbiBzdWNoIGEgY2FzZSBpdCBpcywgSSB0aGluaywgb25seQo+IGFwcHJvcHJpYXRlIHRv IHdhaXQgd2l0aCBjb21taXR0aW5nIHVudGlsIHRoZXJlIHdhcyBpbmRpY2F0aW9uCj4gdGhhdCB0 aGUgY29uY2VybnMgd2VyZSBzdWZmaWNpZW50bHkgYWRkcmVzc2VkICh2ZXJiYWxseSBvciBieQo+ IGFkanVzdG1lbnRzIHRvIHRoZSBjb2RlKS4KClJpZ2h0IC0tIGJ1dCBpdCdzIG5vdCB5b3VyIGpv YiB0byBtYWtlIHN1cmUgdGhlIG1pZ3JhdGlvbiBzdHVmZiBpcwpwcm9wZXJseSBhZGRyZXNzZWQ7 IGl0J3MgV2VpIGFuZCBJYW4ncyBqb2IuICBXZWkncyBSLWIgd2FzIGEgc3RhdGVtZW50CmZyb20g aGltIHRoYXQgdGhlIGNvZGUgd2FzIGdvb2Q7IHdoZW4gQW5keSBxdWVzdGlvbmVkIHRoYXQsIEkg dGhpbmsgaXQKd2FzIHRoZW4gKldlaSdzKiBqb2IgdG8gYWRkcmVzcyB0aGUgcXVlc3Rpb24sIG5v dCB5b3VycyBvciBBbmR5J3MgKG9yCmV2ZW4gT2xhZidzKS4gIElmIFdlaSBzYXlzLCAiSSd2ZSBj b25zaWRlcmVkIEFuZHkncyBvYmplY3Rpb25zIGFuZCBJCnRoaW5rIHRoZSBwYXRjaCBpcyBmaW5l IGFzLWlzIiwgdGhlbiBpdCBjYW4gYmUgY2hlY2tlZCBpbiAoZ2l2ZW4gYQpyZWFzb25hYmxlIGFt b3VudCBvZiB0aW1lIGZvciBBbmR5IHRvIHJlc3BvbmQpOyBhbmQgV2VpIGNhbiBvd24gd2hhdGV2 ZXIKY29uc2VxdWVuY2VzIHRoZXJlIGFyZS4KCiAtR2VvcmdlCgpfX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fXwpYZW4tZGV2ZWwgbWFpbGluZyBsaXN0Clhlbi1k ZXZlbEBsaXN0cy54ZW5wcm9qZWN0Lm9yZwpodHRwczovL2xpc3RzLnhlbnByb2plY3Qub3JnL21h aWxtYW4vbGlzdGluZm8veGVuLWRldmVs