From mboxrd@z Thu Jan 1 00:00:00 1970 From: Razvan Cojocaru Subject: Re: [for-4.7] x86/emulate: synchronize LOCKed instruction emulation Date: Thu, 14 Apr 2016 14:43:59 +0300 Message-ID: <570F827F.2060401@bitdefender.com> References: <1460550374-4344-1-git-send-email-rcojocaru@bitdefender.com> <570F725F.2030209@citrix.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <570F725F.2030209@citrix.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: David Vrabel , xen-devel@lists.xen.org Cc: keir@xen.org, george.dunlap@eu.citrix.com, andrew.cooper3@citrix.com, ian.jackson@eu.citrix.com, tim@xen.org, paul.durrant@citrix.com, jbeulich@suse.com, wei.liu2@citrix.com List-Id: xen-devel@lists.xenproject.org T24gMDQvMTQvMjAxNiAwMTozNSBQTSwgRGF2aWQgVnJhYmVsIHdyb3RlOgo+IE9uIDEzLzA0LzE2 IDEzOjI2LCBSYXp2YW4gQ29qb2NhcnUgd3JvdGU6Cj4+IExPQ0stcHJlZml4ZWQgaW5zdHJ1Y3Rp b25zIGFyZSBjdXJyZW5seSBhbGxvd2VkIHRvIHJ1biBpbiBwYXJhbGxlbAo+PiBpbiB4ODZfZW11 bGF0ZSgpLCB3aGljaCBjYW4gbGVhZCB0aGUgZ3Vlc3QgaW50byBhbiB1bmRlZmluZWQgc3RhdGUu Cj4+IFRoaXMgcGF0Y2ggZml4ZXMgdGhlIGlzc3VlLgo+IAo+IElzIHRoaXMgc3VmZmljaWVudD8g IFdoYXQgaWYgYW5vdGhlciBWQ1BVIGlzIHJ1bm5pbmcgb24gYW5vdGhlciBQQ1BVIGFuZAo+IGRv aW5nIGFuIHVuZW11bGF0ZWQgTE9DSy1wcmVmaXhlZCBpbnN0cnVjdGlvbiB0byB0aGUgc2FtZSBt ZW1vcnkgYWRkcmVzcz8KPiAKPiBUaGlzIG90aGVyIFZDUFUgY291bGQgYmUgZm9yIGFub3RoZXIg ZG9tYWluIChvciBYZW4gZm9yIHRoYXQgbWF0dGVyKS4KClRoZSBwYXRjaCBpcyBvbmx5IHN1ZmZp Y2llbnQgZm9yIHBhcmFsbGVsIHJ1bnMgb2YgZW11bGF0ZWQgaW5zdHJ1Y3Rpb25zLAphcyBwcmV2 aW91c2x5IHN0YXRlZC4gSXQgaXMsIGhvd2V2ZXIsIGFibGUgdG8gcHJldmVudCBuYXN0eSBndWVz dCBsb2NrdXBzLgoKVGhpcyBpcyB3aGF0IGhhcHBlbmVkIGluIGEgcHJldmlvdXMgdGhyZWFkIHdo ZXJlIEkgd2FzIGh1bnRpbmcgZG93biB0aGUKaXNzdWUgYW5kIGluaXRpYWxseSB0aG91Z2h0IHRo YXQgdGhlIHhlbi1hY2Nlc3MuYyBtb2RlbCB3YXMgYnJva2VuIHdoZW4KdXNlZCB3aXRoIGVtdWxh dGlvbiwgYW5kIGV2ZW4gcHJvY2VlZGVkIHRvIGNoZWNrIHRoYXQgdGhlIHJpbmcgYnVmZmVyCm1l bW9yeSBhY2Nlc3NlcyBhcmUgc3luY2hyb25pemVkIHByb3Blcmx5LiBUaGV5IHdlcmUgYWxyaWdo dCwgdGhlCnByb2JsZW0gd2FzIGluIGZhY3QgTE9DS2VkIGluc3RydWN0aW9uIGVtdWxhdGlvbiBo YXBwZW5pbmcgaW4gcGFyYWxsZWwsCmkuZS4gYSByYWNlIGNvbmRpdGlvbiB0aGVyZS4KClRoaXMg aXMgbGVzcyBvYnZpb3VzIGlmIHdlIHNpZ25hbCB0aGF0IHZtX2V2ZW50IHJlc3BvbnNlcyBhcmUg YXZhaWxhYmxlCmltbWVkaWF0ZWx5IGFmdGVyIHByb2Nlc3NpbmcgZWFjaCBvbmUgKHdoaWNoIGdy ZWF0bHkgcmVkdWNlcyB0aGUgY2hhbmNlcwpvZiBhIHJhY2UgaGFwcGVuaW5nKSwgYW5kIG1vcmUg b2J2aW91cyB3aXRoIGd1ZXN0cyB0aGF0IGhhdmUgMiAob3IgbW9yZSkKVkNQVXMgd2hlcmUgYWxs IG9mIHRoZW0gYXJlIHBhdXNlZCB3YWl0aW5nIGZvciBhIHZtX2V2ZW50IHJlcGx5LCBhbmQgYWxs Cm9mIHRoZW0gYXJlIHdva2VuIHVwIGF0IHRoZSBzYW1lIHRpbWUsIGFmdGVyIHByb2Nlc3Npbmcg YWxsIG9mIHRoZQpldmVudHMsIGFuZCBhc2tlZCB0byBlbXVsYXRlLgoKSSBkbyBiZWxpZXZlIHRo YXQgc29tZXdoZXJlIGluIFhlbiBlbXVsYXRpbmcgaW4gdGhpcyBtYW5uZXIgY291bGQgb2NjdXIs CnNvIEkgaG9wZSB0byBtYWtlIGVtdWxhdGlvbiBnZW5lcmFsbHkgc2FmZXIuCgpBcyBmb3Igbm90 IGZpeGluZyB0aGUgX3dob2xlXyBpc3N1ZSwgYXMgSmFuIGhhcyByaWdodGx5IHBvaW50ZWQgb3V0 LAp0aGF0J3MgYSByYXRoZXIgZGlmZmljdWx0IHRoaW5nIHRvIGRvLgoKSSB3aWxsIGFkZCBhIGNv bW1lbnQgaW4gdGhlIFYyIG9mIHRoZSBwYXRjaCB0byBjbGVhcmx5IHN0YXRlIHRoZQpsaW1pdGF0 aW9ucyBvZiB0aGUgcGF0Y2gsIGFzIHdlbGwgYXMgbW9yZSBpbmZvcm1hdGlvbiBhYm91dCBob3cg dGhlCnBhdGNoIHByb3Bvc2VzIHRvIGZpeCB0aGUgaXNzdWUgZGVzY3JpYmVkIChhcyByZXF1ZXN0 ZWQgYnkgSmFuIEJldWxpY2gpLgoKClRoYW5rcywKUmF6dmFuCgpfX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fXwpYZW4tZGV2ZWwgbWFpbGluZyBsaXN0Clhlbi1k ZXZlbEBsaXN0cy54ZW4ub3JnCmh0dHA6Ly9saXN0cy54ZW4ub3JnL3hlbi1kZXZlbAo=