From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Cooper Subject: Re: [PATCH v2 2/3] xen/hvm: introduce a fpu_uninitialised field to the CPU save record Date: Wed, 18 Nov 2015 11:00:41 +0000 Message-ID: <564C5A59.2060500@citrix.com> References: <1447785879-32574-1-git-send-email-roger.pau@citrix.com> <1447785879-32574-3-git-send-email-roger.pau@citrix.com> <564B79AD.6040703@citrix.com> <564C581E.10008@citrix.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail6.bemta3.messagelabs.com ([195.245.230.39]) by lists.xen.org with esmtp (Exim 4.72) (envelope-from ) id 1Zz0Tm-0006aO-UO for xen-devel@lists.xenproject.org; Wed, 18 Nov 2015 11:00:47 +0000 In-Reply-To: <564C581E.10008@citrix.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: =?UTF-8?B?Um9nZXIgUGF1IE1vbm7DqQ==?= , xen-devel@lists.xenproject.org Cc: Jan Beulich List-Id: xen-devel@lists.xenproject.org T24gMTgvMTEvMTUgMTA6NTEsIFJvZ2VyIFBhdSBNb25uw6kgd3JvdGU6Cj4gRWwgMTcvMTEvMTUg YSBsZXMgMTkuMDIsIEFuZHJldyBDb29wZXIgaGEgZXNjcml0Ogo+PiBPbiAxNy8xMS8xNSAxODo0 NCwgUm9nZXIgUGF1IE1vbm5lIHdyb3RlOgo+Pj4gSW50cm9kdWNlIGEgbmV3IGZpbGVkIHRvIHNp Z25hbCBpZiB0aGUgRlBVIGhhcyBiZWVuIGluaXRpYWxpc2VkIG9yIG5vdC4gWGVuCj4+IGZpZWxk Cj4+Cj4+PiBuZWVkcyB0aGlzIG5ldyBmaWxlZCBpbiBvcmRlciB0byBrbm93IHdoZXRoZXIgdG8g c2V0IHRoZSBGUFUgYXMgaW5pdGlhbGlzZWQKPj4+IG9yIG5vdCBkdXJpbmcgcmVzdG9yZSBvZiBD UFUgY29udGV4dC4gUHJldmlvdXNseSBYZW4gYWx3YXlzIHdyb25nbHkgYXNzdW1lZAo+Pj4gdGhl IEZQVSB3YXMgaW5pdGlhbGlzZWQgb24gcmVzdG9yZS4KPj4+Cj4+PiBTaWduZWQtb2ZmLWJ5OiBS b2dlciBQYXUgTW9ubsOpIDxyb2dlci5wYXVAY2l0cml4LmNvbT4KPj4+IENjOiBKYW4gQmV1bGlj aCA8amJldWxpY2hAc3VzZS5jb20+Cj4+PiBDYzogQW5kcmV3IENvb3BlciA8YW5kcmV3LmNvb3Bl cjNAY2l0cml4LmNvbT4KPj4+IC0tLQo+Pj4gQ2hhbmdlcyBzaW5jZSB2MToKPj4+ICAtIERvbid0 IGFkZCB5ZXQgYW5vdGhlciBjb21wYXQgc3RydWN0dXJlLCBuZXcgZmllbGRzIHNob3VsZCBhbHdh eXMgYmUgYWRkZWQKPj4+ICAgIHRvIHRoZSBlbmQgb2YgdGhlIGV4aXN0aW5nIHN0cnVjdHVyZSBh bmQgb2Zmc2V0b2Ygc2hvdWxkIGJlIHVzZWQgdG8KPj4+ICAgIGNvbXBhcmUgc2l6ZXMuCj4+PiAg LSBMZWF2ZSB0aGUgcHJldmlvdXMgY29tcGF0IHN0cnVjdHVyZSBhcy1pcywgc2luY2UgdGhlIGZp ZWxkIHdhcyBub3QgYWRkZWQKPj4+ICAgIHRvIHRoZSBlbmQgd2UgY2Fubm90IHJlbW92ZSBpdCBh bmQgdXNlIG9mZnNldG9mIGluIHRoaXMgY2FzZS4KPj4gSG93IGNhbiB0aGlzIHdvcms/Cj4+Cj4+ IE1ha2luZyBpdCB6ZXJvZXh0ZW5kZWQgbWVhbnMgdGhhdCBhbnkgc2hvcnQgcmVjb3JkIHdpbGwg YmUgcGFkZGVkIHdpdGgKPj4gemVyb2VzLiAgQXMgYSByZXN1bHQsIHRoZSBjb21wYXQgY2hlY2tp bmcgbG9naWMgaXMgc2tpcHBlZC4KPj4KPj4gKFRoaXMgSFZNX1NBVkVfKiBpbmZyYXN0cnVjdHVy ZSBpcyB0cnVseSBob3JyaWZ5aW5nIGNvZGUgd2hpY2ggc2hvdWxkCj4+IG5ldmVyIGhhdmUgYmVl biBhY2NlcHRlZC4gIEkgdGhpbmsgSSBoYXZlIGNvcnJlY3RseSBmb2xsb3dlZCB3aGF0IGl0IGlz Cj4+IGRvaW5nLCBidXQgSSBjb3VsZCBiZSBtaXN0YWtlbi4pCj4gTm8sIHlvdSBhcmUgY29tcGxl dGVseSByaWdodCwgaXQgd2FzIGFuIG92ZXJzaWdodCBvbiBteSBzaWRlLiBTbyBuZWl0aGVyCj4g aHZtX2xvYWRfZW50cnkgb3IgaHZtX2xvYWRfZW50cnlfemVyb2V4dGVuZCB3aWxsIGRvIHdoYXQg SSB3YW50L25lZWQuCj4gVGhlIG9wdGlvbnMgSSBzZWUgc28gZmFyIGFyZToKPgo+ICAtIE1ha2Ug aHZtX2h3X2NwdV9jb21wYXQgaHZtX2h3X2NwdSBtaW51cyB0aGUgZnB1X2luaXRhbGlzZWQgZmll bGQKPiAodGhpcyBtZWFucyBkcm9wcGluZyBzdXBwb3J0IGZvciBYZW4gcHJlLTMuNCkuCgpTb3Jy eSAtIG5vdCBhbiBvcHRpb24uCgo+Cj4gIC0gUmV3cml0ZSBwYXJ0IG9mIHRoZSBodm1fbG9hZF9l bnRyeV96ZXJvZXh0ZW5kIHNvIHRoYXQgaXQgd2lsbCBsb2FkCj4gcmVjb3JkcyB3aXRoICJsZW4g PCBleHBlY3RlZCBsZW4iIGFuZCBzdGlsbCBjYWxsIHRoZSBmaXh1cCBmdW5jdGlvbi4KPgo+IFRC SCB0aGUgbWVzcyB3aXRoIHRoZSBodm1faHdfY3B1X2NvbXBhdCBzdHJ1Y3R1cmUgaXMgdmVyeSBi YWQuIEFkZGluZwo+IHRoZSBtc3JfdHNjX2F1eCBpbiB0aGUgbWlkZGxlIG9mIHRoZSBzdHJ1Y3R1 cmUgbWFrZXMgYWxsIHRoZSBjb21wYXQKPiBoYW5kbGluZyBtdWNoIG1vcmUgY29tcGxpY2F0ZWQg dGhhdCB3aGF0IGl0IG5lZWRzIHRvIGJlLgoKVGhlIGluY2x1c2lvbiBvZiBtc3JfdHNjX2F1eCBp biBpdHMgY3VycmVudCBsb2NhdGlvbiB3YXMgYSB2ZXJ5CnJlZ3JldHRhYmxlIG1pc3Rha2UuCgoK QXMgZm9yIHRoZSBwcm9ibGVtIGF0IGhhbmQsIEkgZG9uJ3Qgc2VlIHdoYXQgd2FzIHdyb25nIHdp dGggdjEuCgpGdW5kYW1lbnRhbGx5LCB3ZSBoYXZlIHRocmVlIGRpZmZlcmVudCB2YXJpYXRpb25z IG9mIHRoZSBzYW1lIHN0cnVjdHVyZTsKdHdvIG9mIHdoaWNoIHJlcXVpcmUgc3BlY2lhbCBjb21w YXQgaGFuZGxpbmcuICBQcmV0ZW5kaW5nIG90aGVyd2lzZSBpcwpqdXN0IHNpbGx5LgoKfkFuZHJl dwoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KWGVuLWRl dmVsIG1haWxpbmcgbGlzdApYZW4tZGV2ZWxAbGlzdHMueGVuLm9yZwpodHRwOi8vbGlzdHMueGVu Lm9yZy94ZW4tZGV2ZWwK