From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tamas K Lengyel Subject: Re: Ongoing/future speculative mitigation work Date: Thu, 25 Oct 2018 10:25:28 -0600 Message-ID: References: <9270f77c23dad0855a00030cc53ce4b2b9366d22.camel@suse.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <9270f77c23dad0855a00030cc53ce4b2b9366d22.camel@suse.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" To: Dario Faggioli Cc: mpohlack@amazon.de, Julien Grall , Jan Beulich , joao.m.martins@oracle.com, Stefano Stabellini , Daniel Kiper , =?UTF-8?Q?Marek_Marczykowski=2DG=C3=B3recki?= , aliguori@amazon.com, uwed@amazon.de, Lars Kurth , Konrad Rzeszutek Wilk , ross.philipson@oracle.com, Matt Wilson , Boris Ostrovsky , JGross@suse.com, sergey.dyasli@citrix.com, Wei Liu , George Dunlap , Andrew Cooper , Xen-devel , mdontu , dwmw@amazon.co.uk, =?UTF-8?Q?Roger_Pau_Monn=C3=A9?= List-Id: xen-devel@lists.xenproject.org T24gVGh1LCBPY3QgMjUsIDIwMTggYXQgMTA6MDEgQU0gRGFyaW8gRmFnZ2lvbGkgPGRmYWdnaW9s aUBzdXNlLmNvbT4gd3JvdGU6Cj4KPiBPbiBXZWQsIDIwMTgtMTAtMjQgYXQgMDk6MjQgLTA2MDAs IFRhbWFzIEsgTGVuZ3llbCB3cm90ZToKPiA+ID4gQSBzb2x1dGlvbiB0byB0aGlzIGlzc3VlIHdh cyBwcm9wb3NlZCwgd2hlcmVieSBYZW4gc3luY2hyb25pc2VzCj4gPiA+IHNpYmxpbmdzCj4gPiA+ IG9uIHZtZXhpdC9lbnRyeSwgc28gd2UgYXJlIG5ldmVyIGV4ZWN1dGluZyBjb2RlIGluIHR3byBk aWZmZXJlbnQKPiA+ID4gcHJpdmlsZWdlIGxldmVscy4gIEdldHRpbmcgdGhpcyB3b3JraW5nIHdv dWxkIG1ha2UgaXQgc2FmZSB0bwo+ID4gPiBjb250aW51ZQo+ID4gPiB1c2luZyBoeXBlcnRocmVh ZGluZyBldmVuIGluIHRoZSBwcmVzZW5jZSBvZiBMMVRGLiAgT2J2aW91c2x5LCBpdHMKPiA+ID4g Z29pbmcKPiA+ID4gdG8gY29tZSBpbiBwZXJmIGhpdCwgYnV0IGNvbXBhcmVkIHRvIGRpc2FibGlu ZyBoeXBlcnRocmVhZGluZywgYWxsCj4gPiA+IGl0cwo+ID4gPiBnb3QgdG8gZG8gaXMgYmVhdCBh IDYwJSBwZXJmIGhpdCB0byBtYWtlIGl0IHRoZSBwcmVmZXJhYmxlIG9wdGlvbgo+ID4gPiBmb3IK PiA+ID4gbWFraW5nIHlvdXIgc3lzdGVtIEwxVEYtcHJvb2YuCj4gPgo+ID4gQ291bGQgeW91IHNo ZWQgc29tZSBsaWdodCB3aGF0IHRlc3RzIHdlcmUgZG9uZSB3aGVyZSB0aGF0IDYwJQo+ID4gcGVy Zm9ybWFuY2UgaGl0IHdhcyBvYnNlcnZlZD8KPiA+Cj4gSSBkb24ndCBoYXZlIGFueSBkYXRhIGhh bmR5IHJpZ2h0IG5vdywgYnV0IEkgaGF2ZSBjZXJ0YWlubHkgc2Vlbgo+IGh5cGVydGhyZWFkaW5n IGJlaW5nIGJlbmVmaWNpYWwgZm9yIHBlcmZvcm1hbmNlIGluIG1vcmUgdGhhbiBhIGZldwo+IGJl bmNobWFya3MgYW5kIHdvcmtsb2Fkcy4gSG93IG11Y2ggc28sIHRoaXMgaW5kZWVkIHZhcmllcyAq YSBsb3QqIGJvdGgKPiB3aXRoIHRoZSBwbGF0Zm9ybSBhbmQgd2l0aCB0aGUgd29ya2xvYWQgaXRz ZWxmLgo+Cj4gVGhhdCBiZWluZyBzYWlkLCBJIGFncmVlIGl0IHdvdWxkIGJlIGdvb2QgdG8gaGF2 ZSBhcyBtdWNoIGRhdGEgYXMKPiBwb3NzaWJsZS4gSSdsbCB0cnkgdG8gZG8gc29tZXRoaW5nIGFi b3V0IHRoYXQuCj4KPiA+IFdlIGhhdmUgcGVyZm9ybWVkIGludGVuc2l2ZSBzdHJlc3MtdGVzdHMK PiA+IHRvIGNvbmZpcm0gdGhpcyBidXQgYWNjb3JkaW5nIHRvIG91ciBmaW5kaW5ncyB0dXJuaW5n IG9mZgo+ID4gaHlwZXItdGhyZWFkaW5nIGlzIGFjdHVhbGx5IGltcHJvdmluZyBwZXJmb3JtYW5j ZSBvbiBhbGwgbWFjaGluZXMgd2UKPiA+IHRlc3RlZCB0aHVzIGZhci4KPiA+Cj4gV2hpY2ggaXMg aW5kZWVkIHZlcnkgaW50ZXJlc3RpbmcuIEJ1dCwgYXMgd2UncmUgZGlzY3Vzc2luZyBpbiB0aGUg b3RoZXIKPiB0aHJlYWQsIEkgd291bGQsIGluIHlvdXIgY2FzZSwgZG8gc29tZSBtb3JlIG1lYXN1 cmVtZW50cywgdmFyeWluZyB0aGUKPiBjb25maWd1cmF0aW9uIG9mIHRoZSBzeXN0ZW0sIGluIG9y ZGVyIHRvIGJlIGFic29sdXRlbHkgc3VyZSB5b3UgYXJlIG5vdAo+IGhpdHRpbmcgc29tZSBidWcg b3IgYW5vbWFseS4KClN1cmUsIEkgd291bGQgYmUgaGFwcHkgdG8gcmVwZWF0IHRlc3RzIHRoYXQg d2VyZSBkb25lIGluIHRoZSBwYXN0IHRvCnNlZSB3aGV0aGVyIHRoZXkgYXJlIHN0aWxsIGhvbGRp bmcuIFdlIGhhdmUgcnVuIHRoaXMgdGVzdCB3aXRoIFhlbgo0LjEwLCA0LjExIGFuZCA0LjEyLXVu c3RhYmxlIG9uIGxhcHRvcHMgYW5kIGRlc2t0b3BzLCB1c2luZyBjcmVkaXQxCmFuZCBjcmVkaXQy LCBhbmQgaXQgaXMgY29uc2lzdGVudCB0aGF0IGh5cGVydGhyZWFkaW5nIHlpZWxkcyB0aGUgd29y c3QKcGVyZm9ybWFuY2UuIEl0IHZhcmllcyBiZXR3ZWVuIHBsYXRmb3JtcyBidXQgaXQncyBhcm91 bmQgMTAtNDAlCnBlcmZvcm1hbmNlIGhpdCB3aXRoIGh5cGVydGhyZWFkIG9uLiBUaGlzIHRlc3Qg d2UgZG8gaXMgYSB2ZXJ5IENQVQppbnRlbnNpdmUgdGVzdCB3aGVyZSB3ZSBoZWF2aWx5IG92ZXJz dWJzY3JpYmUgdGhlIHN5c3RlbS4gQnV0IEkgZG9uJ3QKdGhpbmsgaXQgd291bGQgYmUgYWxsIHRo YXQgdW51c3VhbCB0byBydW4gaW50byBzdWNoIGEgc2V0dXAgaW4gdGhlCnJlYWwgd29ybGQgZnJv bSB0aW1lLXRvLXRpbWUuCgpUYW1hcwoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX18KWGVuLWRldmVsIG1haWxpbmcgbGlzdApYZW4tZGV2ZWxAbGlzdHMueGVu cHJvamVjdC5vcmcKaHR0cHM6Ly9saXN0cy54ZW5wcm9qZWN0Lm9yZy9tYWlsbWFuL2xpc3RpbmZv L3hlbi1kZXZlbA==