From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wei Liu Subject: Re: [PATCH] x86/xstate: don't clobber or leak state when using XSAVES Date: Mon, 25 Apr 2016 12:39:04 +0100 Message-ID: <20160425113904.GG11686@citrix.com> References: <571DDE6A02000078000E51D3@prv-mh.provo.novell.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail6.bemta14.messagelabs.com ([193.109.254.103]) by lists.xenproject.org with esmtp (Exim 4.84_2) (envelope-from ) id 1auepH-0004E9-9e for xen-devel@lists.xenproject.org; Mon, 25 Apr 2016 11:37:15 +0000 Content-Disposition: inline In-Reply-To: <571DDE6A02000078000E51D3@prv-mh.provo.novell.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Jan Beulich Cc: xen-devel , Shuai Ruan , Wei Liu , Andrew Cooper List-Id: xen-devel@lists.xenproject.org T24gTW9uLCBBcHIgMjUsIDIwMTYgYXQgMDE6MDc6NTRBTSAtMDYwMCwgSmFuIEJldWxpY2ggd3Jv dGU6Cj4gQ29tbWl0IDRkMjcyODA1NzIgKCJ4ODYveHNhdmVzOiBmaXggb3ZlcndyaXRpbmcgYmV0 d2VlbiBub24tbGF6eS9sYXp5Cj4geHNhdmVzIikgc3dpdGNoZWQgdG8gYWx3YXlzIHNhdmluZyBm dWxsIHN0YXRlIHdoZW4gdXNpbmcgY29tcGFjdGVkCj4gZm9ybWF0ICh3aGljaCBpcyB0aGUgb25s eSBvbmUgWFNBVkVTIGFsbG93cykuIEl0IGRpZG4ndCwgaG93ZXZlciwgYWxzbwo+IGFkanVzdCB0 aGUgcmVzdG9yZSBzaWRlOiBJbiBvcmRlciB0byBzYXZlIGZ1bGwgc3RhdGUsIHdlIGFsc28gbmVl ZCB0bwo+IG1ha2Ugc3VyZSB3ZSBhbHdheXMgbG9hZCBmdWxsIHN0YXRlLCBvciBlbHNlIHRoZSBz dWJqZWN0IHZDUFUncyBzdGF0ZQo+IHdvdWxkIGdldCBjbG9iYmVyZWQgYnkgdGhhdCBvZiB0aGUg dkNQVSB3aGljaCBoYXBwZW5lZCB0byBsYXN0IGhhdmUgaW4KPiB1c2UgdGhlIHJlc3BlY3RpdmUg Y29tcG9uZW50KHMpLgo+IAo+IFNpZ25lZC1vZmYtYnk6IEphbiBCZXVsaWNoIDxqYmV1bGljaEBz dXNlLmNvbT4KPiAtLS0KPiBBcyB0byBpbmNsdXNpb24gaW4gNC43OiBUaGlzIGlzIGEgZml5IHRv IGEgX2xhdGVudF8gYnVnLCBpLmUuIG5vdCBvbmUKPiBjdXJyZW50bHkgZXhwb3NlZCAoc2luY2Ug WFNUQVRFX1hTQVZFU19PTkxZIGlzIHplcm8gcmlnaHQgbm93KS4KPiBOZXZlcnRoZWxlc3MgSSB0 aGluayB3ZSBzaG91bGQgYXZvaWQgcmVsZWFzaW5nIGNvZGUgd2l0aCBzdWNoIGFuIGlzc3VlLgo+ IAoKSSBhZ3JlZS4gU3ViamVjdCB0byByZXZpZXcgZnJvbSBBbmRyZXcgLyBTaHVhaToKClJlbGVh c2UtYWNrZWQtYnk6IFdlaSBMaXUgPHdlaS5saXUyQGNpdHJpeC5jb20+CgpfX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpYZW4tZGV2ZWwgbWFpbGluZyBsaXN0 Clhlbi1kZXZlbEBsaXN0cy54ZW4ub3JnCmh0dHA6Ly9saXN0cy54ZW4ub3JnL3hlbi1kZXZlbAo=