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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 1irhzT-0008Km-Fv; Wed, 15 Jan 2020 12:41:43 +0000 Received: from us1-rack-iad1.inumbo.com ([172.99.69.81]) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1irhzR-0008Kd-Uo for xen-devel@lists.xenproject.org; Wed, 15 Jan 2020 12:41:41 +0000 X-Inumbo-ID: 5c2c0d62-3794-11ea-a985-bc764e2007e4 Received: from mx2.suse.de (unknown [195.135.220.15]) by us1-rack-iad1.inumbo.com (Halon) with ESMTPS id 5c2c0d62-3794-11ea-a985-bc764e2007e4; Wed, 15 Jan 2020 12:41:33 +0000 (UTC) X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx2.suse.de (Postfix) with ESMTP id 8E223ADD9; Wed, 15 Jan 2020 12:41:32 +0000 (UTC) To: Igor Druzhinin References: <1579030581-7929-1-git-send-email-igor.druzhinin@citrix.com> <20200115094703.GH11756@Air-de-Roger> From: Jan Beulich Message-ID: <4c80b4c5-82cc-9a94-f0aa-02c379be0426@suse.com> Date: Wed, 15 Jan 2020 13:41:33 +0100 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.9.1 MIME-Version: 1.0 In-Reply-To: Content-Language: en-US Subject: Re: [Xen-devel] [PATCH] x86/time: update TSC stamp on restore from deep C-state 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: xen-devel@lists.xenproject.org, andrew.cooper3@citrix.com, wl@xen.org, =?UTF-8?Q?Roger_Pau_Monn=c3=a9?= Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" T24gMTUuMDEuMjAyMCAxMzozMSwgSWdvciBEcnV6aGluaW4gd3JvdGU6Cj4gT24gMTUvMDEvMjAy MCAxMjoyNSwgSWdvciBEcnV6aGluaW4gd3JvdGU6Cj4+IE9uIDE1LzAxLzIwMjAgMTE6NDAsIEph biBCZXVsaWNoIHdyb3RlOgo+Pj4gT24gMTUuMDEuMjAyMCAxMDo0NywgUm9nZXIgUGF1IE1vbm7D qSB3cm90ZToKPj4+PiBPbiBUdWUsIEphbiAxNCwgMjAyMCBhdCAwNzozNjoyMVBNICswMDAwLCBJ Z29yIERydXpoaW5pbiB3cm90ZToKPj4+Pj4gLS0tIGEveGVuL2FyY2gveDg2L3RpbWUuYwo+Pj4+ PiArKysgYi94ZW4vYXJjaC94ODYvdGltZS5jCj4+Pj4+IEBAIC05NTUsMTAgKzk1NSwxNiBAQCB1 NjQgc3RpbWUydHNjKHNfdGltZV90IHN0aW1lKQo+Pj4+PiAgCj4+Pj4+ICB2b2lkIGNzdGF0ZV9y ZXN0b3JlX3RzYyh2b2lkKQo+Pj4+PiAgewo+Pj4+PiArICAgIHN0cnVjdCBjcHVfdGltZSAqdCA9 ICZ0aGlzX2NwdShjcHVfdGltZSk7Cj4+Pj4+ICsKPj4+Pj4gICAgICBpZiAoIGJvb3RfY3B1X2hh cyhYODZfRkVBVFVSRV9OT05TVE9QX1RTQykgKQo+Pj4+PiAgICAgICAgICByZXR1cm47Cj4+Pj4+ ICAKPj4+Pj4gLSAgICB3cml0ZV90c2Moc3RpbWUydHNjKHJlYWRfcGxhdGZvcm1fc3RpbWUoTlVM TCkpKTsKPj4+Pj4gKyAgICB0LT5zdGFtcC5tYXN0ZXJfc3RpbWUgPSByZWFkX3BsYXRmb3JtX3N0 aW1lKE5VTEwpOwo+Pj4+PiArICAgIHQtPnN0YW1wLmxvY2FsX3RzYyA9IHN0aW1lMnRzYyh0LT5z dGFtcC5tYXN0ZXJfc3RpbWUpOwo+Pj4+PiArICAgIHQtPnN0YW1wLmxvY2FsX3N0aW1lID0gdC0+ c3RhbXAubWFzdGVyX3N0aW1lOwo+Pj4+PiArCj4+Pj4+ICsgICAgd3JpdGVfdHNjKHQtPnN0YW1w LmxvY2FsX3RzYyk7Cj4+Pj4KPj4+PiBJbiBvcmRlciB0byBhdm9pZCB0aGUgVFNDIHdyaXRlIChh bmQgdGhlIGxpa2VseSBhc3NvY2lhdGVkIHZtZXhpdCksCj4+Pj4gY291bGQgeW91IGluc3RlYWQg ZG86Cj4+Pj4KPj4+PiB0LT5zdGFtcC5sb2NhbF9zdGltZSA9IHQtPnN0YW1wLm1hc3Rlcl9zdGlt ZSA9IHJlYWRfcGxhdGZvcm1fc3RpbWUoTlVMTCk7Cj4+Pj4gdC0+c3RhbXAubG9jYWxfdHNjID0g cmR0c2Nfb3JkZXJlZCgpOwo+Pj4+Cj4+Pj4gSSB0aGluayBpdCBzaG91bGQgYWNoaWV2ZSB0aGUg c2FtZSBhcyBpdCBzeW5jcyB0aGUgbG9jYWwgVFNDIHN0YW1wIGFuZAo+Pj4+IHRpbWVzLCB3b3Vs ZCBhdm9pZCB0aGUgVFNDIHdyaXRlIGFuZCBzbGlnaHRseSBzaW1wbGlmaWVzIHRoZSBsb2dpYy4K Pj4+Cj4+PiBXb3VsZG4ndCB0aGlzIHJlc3VsdCBpbiBndWVzdHMgcG9zc2libHkgb2JzZXJ2aW5n IHRoZSBUU0MgbW92aW5nCj4+PiBiYWNrd2FyZHM/Cj4+Cj4+IFllcywgSSB0aGluayBzby4gV291 bGQgcmVzdG9yaW5nIGZyb20gVFNDIHN0YW1wIGlmIGl0J3MgaGlnaGVyIHRoYW4KPj4gcGxhdGZv cm0gdGltZSBiZXR0ZXIgeW91IHRoaW5rPwo+Pgo+IAo+IElnbm9yZSBteSByZXBseS4gSSB3YXMg dGhpbmtpbmcgeW91J3JlIGFza2luZyB3aGV0aGVyIHRoZSBvcmlnaW5hbCBjb2RlCj4gd291bGQg ZG8gc3VjaCBhIHRoaW5nLiBBbHRob3VnaCBJJ20gY29uY2VybmVkIGlmIHdoYXQgeW91IHNheSBh Y3R1YWxseQo+IGFwcGxpZXMgdG8gdGhlIG9yaWdpbmFsIGNvZGUgYXMgd2VsbC4gV291bGQgeW91 IHRoaW5rIHRoZSBleGlzdGluZyBsb2dpYwo+IGhhbmRsZXMgaXQgYWxyZWFkeT8KCkkgdGhpbmsg dGhlIG9yaWdpbmFsIGNvZGUgd29uJ3QgZ3VhcmFudGVlIHRvIGJhY2t3YXJkcyBtb3ZlIGF0CmFs bCwgYnV0IGl0IGFsc28gd291bGRuJ3QgcHJvZHVjZSBsYXJnZSBiYWNrd2FyZHMganVtcHMuIEl0 J3MKbGFyZ2Ugb25lcyBJIHdhcyBtYWlubHkgdGhpbmtpbmcgb2Ygd2hlbiByZXBseWluZyB0byBS b2dlci4KQnV0IGxldCBtZSBhbHNvIHJlcGx5IGJhY2sgdG8gaGltLi4uCgpKYW4KCl9fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fClhlbi1kZXZlbCBtYWlsaW5n IGxpc3QKWGVuLWRldmVsQGxpc3RzLnhlbnByb2plY3Qub3JnCmh0dHBzOi8vbGlzdHMueGVucHJv amVjdC5vcmcvbWFpbG1hbi9saXN0aW5mby94ZW4tZGV2ZWw=