From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Cooper Subject: Re: [PATCH] x86/vpmu: Add get/put_vpmu() and VPMU_ENABLED Date: Fri, 17 Feb 2017 15:58:29 +0000 Message-ID: References: <1487257151-3648-1-git-send-email-boris.ostrovsky@oracle.com> <58A5E882020000780013ADB8@prv-mh.provo.novell.com> <4e05af9a-38e2-3366-14cc-16dcb73a9d84@oracle.com> <58A6C1E9020000780013B1B2@prv-mh.provo.novell.com> <3e8e61ce-564e-9499-d896-942854769c7a@oracle.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <3e8e61ce-564e-9499-d896-942854769c7a@oracle.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Boris Ostrovsky , Jan Beulich Cc: kevin.tian@intel.com, jun.nakajima@intel.com, suravee.suthikulpanit@amd.com, xen-devel@lists.xen.org List-Id: xen-devel@lists.xenproject.org T24gMTcvMDIvMTcgMTQ6MTcsIEJvcmlzIE9zdHJvdnNreSB3cm90ZToKPgo+Cj4gT24gMDIvMTcv MjAxNyAwMzoyNyBBTSwgSmFuIEJldWxpY2ggd3JvdGU6Cj4+Pj4+IE9uIDE2LjAyLjE3IGF0IDE5 OjA5LCA8Ym9yaXMub3N0cm92c2t5QG9yYWNsZS5jb20+IHdyb3RlOgo+Pj4gT24gMDIvMTYvMjAx NyAxMjowOSBQTSwgQW5kcmV3IENvb3BlciB3cm90ZToKPj4+PiBTZWNvbmQsIGlmIGl0IGlzIGF2 YWlsYWJsZSwgaGFzIHRoZSB0b29sc3RhY2sgY2hvc2VuIHRvIGFsbG93IHRoZQo+Pj4+IGRvbWFp bgo+Pj4+IHRvIHVzZSBpdC4gIFRoaXMgc2hvdWxkIGRldGVybWluZSB3aGV0aGVyIGZlYXR1cmVz L2luZm9ybWF0aW9uIGFyZQo+Pj4+IHZpc2libGUgaW4gQ1BVSUQuCj4+Pgo+Pj4gWW91IG1lYW4g aWYgdG9vbHN0YWNrIG1hc2tzIG91dCBsZWFmIDB4YSBvbiBJbnRlbD8gSSBjaG91bGQgY2hlY2sg dGhpcwo+Pj4gaW4gZ2V0X3ZwbXUoKS4gSXMgdGhpcyBpbmZvcm1hdGlvbiBhdmFpbGFibGUgYnkg dGhlIHRpbWUKPj4+IHZjcHVfaW5pdGlhbGlzZSgpIHJ1bnM/Cj4+Cj4+IFlvdSBzaG91bGRuJ3Qg cmVseSBvbiB0aGlzLCBldmVuIGlmIGl0IGhhcHBlbmVkIHRvIGJlIHRoYXQgd2F5Cj4+IHJpZ2h0 IG5vdy4gSW5zdGVhZCB5b3UnZCBoYXZlIHRvIGFkanVzdCBhY2NvcmRpbmdseSB3aGVuIENQVUlE Cj4+IGluZm8gZ2V0cyB1cGRhdGVkIGJ5IHRoZSB0b29sIHN0YWNrICh1cGRhdGVfZG9tYWluX2Nw dWlkX2luZm8oKQo+PiBhcyB0aGUgcm9vdCBob29rIHBvaW50KS4KPgo+IFJpZ2h0LCB0aGF0J3Mg d2hhdCBJIHdhcyBnb2luZyB0byBkbyAtLS0gZGVzdHJveSBWUE1VIGlmIENQVUlECj4gaW5kaWNh dGVzIG5vIHN1cHBvcnQuCgpGcm9tIGEgQ1BVSUQgc2lkZSBvZiB0aGluZ3MsIHRoZSB3YXkgSSB3 b3VsZCBldmVudHVhbGx5IGxpa2UgdGhpbmdzIHRvCndvcmsgaXMgdGhpczoKCiogSGFyZHdhcmUg c3VwcG9ydCBhbmQgWGVuIGNvbW1hbmQgbGluZSBvcHRpb25zIGluZmx1ZW5jZSB0aGUgdmlzaWJp bGl0eQpvZiB2UE1VIGJpdHMgaW4ge2h2bSxwdn1fbWF4X3BvbGljeS4KCiogVXNpbmcgKl9tYXhf cG9saWN5IGFuZCBkb21haW4uY2ZnIHNldHRpbmdzLCBhIHRvb2xzdGFjayBvcHRzIGluIHRvCmFs bG93aW5nIHZQTVUgYnkgc2V0dGluZyB2UE1VIGRldGFpbHMgaW4gdGhlIGRvbWFpbnMgcG9saWN5 LgoKVGhlIGV2ZW50dWFsIHBsYW4gZm9yIHRvb2xzdGFjayBBUEkgd2lsbCBiZSB0aGF0IHRoZSBl bnRpcmUgcG9saWN5IGlzCmdvdC9zZXQgYXQgb25jZSAocmF0aGVyIHRoYW4gaW5kaXZpZHVhbCBs ZWF2ZXMgYXMgaXQgY3VycmVudGx5IGV4aXN0cykuIApYZW4gYXVkaXRzIHRoZSB0b29sc3RhY2tz IGNob2ljZSBhZ2FpbnN0IHtodm0scHZ9X21heF9wb2xpY3ksIHJlamVjdGluZwp0aGUgdXBkYXRl IHdob2xlc2FsZSBpZiBpdCBpcyBiYWQuCgpUaGVuLCBYZW4gd2lsbCBjb21wYXJlIHRoZSBvbGQg YW5kIHByb3Bvc2VkIG5ldyBwb2xpY2llcyB0byBzZWUgd2hhdCBoYXMKY2hhbmdlZCwgYW5kIHVz ZSB0aGlzIHRvIGVuYWJsZSBzdWJzeXN0ZW1zIGZvciBhIGRvbWFpbiAoZWl0aGVyCnBhc3NpdmVs eSBieSBoYXZpbmcgdGhlIHN1YnN5c3RlbSByZWx5IG9uIENQVUlEIHZhbHVlcywgb3IgYWN0aXZl bHkgYnkKY2FsbGluZyBpbnRvIHRoZSBzdWJzeXN0ZW0gdG8gaW5pdGlhbGlzZSB0aGluZ3MpLiAg bmVzdGVkLXZpcnQgd2FzIG15Cm1haW4gdGFyZ2V0IGhlcmUsIGJ1dCB2UE1VIGxvb2tzIGxpa2Ug aXQgZml0cyBpbnRvIHRoZSBzYW1lIGNhdGVnb3J5LCBhcwp3ZWxsIGFzIHNvbWUgb2YgdGhlIGRl YnVnZ2luZyBmYWNpbGl0aWVzIHN1Y2ggYXMgTEJSIGV0Yy4KCgpJIHJlYWxpc2UgdGhhdCB0aGlz IGluZnJhc3RydWN0dXJlIGRvZXNuJ3QgYWxsIGV4aXN0IHlldCwgIGJ1dCBpdCB3b3VsZApiZSBo ZWxwZnVsIGlmIHlvdXIgZml4IGNhbiBlYXNpbHkgYmUgdHVybmVkIGludG8gQVBJIG1hdGNoaW5n IHRoZSBhYm92ZSwKd2hlbiBJIGNvbXBsZXRlIHRoZSBtaXNzaW5nIENQVUlEIHBpZWNlcy4KCj4K Pgo+PiBXaGljaCBnZXRzIHVzIHRvIGFub3RoZXIgcG9pbnQ6IFNob3VsZG4ndAo+PiB3ZSBkaXNh bGxvdyBDUFVJRCBpbmZvIHVwZGF0ZXMgYWZ0ZXIgdGhlIGd1ZXN0IHN0YXJ0ZWQgcnVubmluZz8K Pj4gT3IgZG8gd2UgbWVhbiB0byB0cnVzdCB0aGUgdG9vbCBzdGFjayB0byBub3QgZG8gdGhpcyBp ZiBpdCBkb2Vzbid0Cj4+IHdhbnQgdG8gY29uZnVzZSBhIGd1ZXN0Pwo+Cj4gSSBiZWxpZXZlIGN1 cnJlbnRseSBpdCdzIHRoZSBsYXR0ZXIuIEkgZG9uJ3Qgc2VlIGFueXRoaW5nIHByZXZlbnRpbmcK PiBDUFVJRCB1cGRhdGUgdG8gYSBydW5uaW5nIGd1ZXN0IChleGNlcHQgZm9yIHBhdXNpbmcgaXQg d2hpbGUgdGhlCj4gdXBkYXRlIGlzIGluIHByb2dyZXNzKS4KClRoaXMgaXMgb24gbXkgVE9ETyBs aXN0IGxvbmdlciB0aGFuIGQtPmNyZWF0aW9uX2ZpbmlzaGVkIGhhcyBleGlzdGVkLiAKVGhlIENQ VUlEIHBvbGljeSBzaG91bGQgYmUgaW1tdXRhYmxlIGV2ZW4gYnkgdGhlIHRvb2xzdGFjayBvbmNl IHRoZQpndWVzdCBpcyBydW5uaW5nLgoKfkFuZHJldwoKX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX18KWGVuLWRldmVsIG1haWxpbmcgbGlzdApYZW4tZGV2ZWxA bGlzdHMueGVuLm9yZwpodHRwczovL2xpc3RzLnhlbi5vcmcveGVuLWRldmVsCg==