From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Cooper Subject: Re: [PATCH 00/10] x86/hvm: pkeys, add memory protection-key support Date: Mon, 16 Nov 2015 17:45:54 +0000 Message-ID: <564A1652.70202@citrix.com> References: <1447669917-17939-1-git-send-email-huaitong.han@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <1447669917-17939-1-git-send-email-huaitong.han@intel.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: Huaitong Han , jbeulich@suse.com, jun.nakajima@intel.com, eddie.dong@intel.com, kevin.tian@intel.com, george.dunlap@eu.citrix.com, ian.jackson@eu.citrix.com, stefano.stabellini@eu.citrix.com, ian.campbell@citrix.com, wei.liu2@citrix.com, keir@xen.org Cc: xen-devel@lists.xen.org List-Id: xen-devel@lists.xenproject.org T24gMTYvMTEvMTUgMTA6MzEsIEh1YWl0b25nIEhhbiB3cm90ZToKPiBUaGUgcHJvdGVjdGlvbi1r ZXkgZmVhdHVyZSBwcm92aWRlcyBhbiBhZGRpdGlvbmFsIG1lY2hhbmlzbSBieSB3aGljaCBJQS0z MmUKPiBwYWdpbmcgY29udHJvbHMgYWNjZXNzIHRvIHVzZXJtb2RlIGFkZHJlc3Nlcy4KPgo+IEhh cmR3YXJlIHN1cHBvcnQgZm9yIHByb3RlY3Rpb24ga2V5cyBmb3IgdXNlciBwYWdlcyBpcyBlbnVt ZXJhdGVkIHdpdGggQ1BVSUQKPiBmZWF0dXJlIGZsYWcgQ1BVSUQuNy4wLkVDWFszXTpQS1UuIFNv ZnR3YXJlIHN1cHBvcnQgaXMgQ1BVSUQuNy4wLkVDWFs0XTpPU1BLRQo+IHdpdGggdGhlIHNldHRp bmcgb2YgQ1I0LlBLRShiaXQgMjIpLgo+Cj4gV2hlbiBDUjQuUEtFID0gMSwgZXZlcnkgbGluZWFy IGFkZHJlc3MgaXMgYXNzb2NpYXRlZCB3aXRoIHRoZSA0LWJpdCBwcm90ZWN0aW9uCj4ga2V5IGxv Y2F0ZWQgaW4gYml0cyA2Mjo1OSBvZiB0aGUgcGFnaW5nLXN0cnVjdHVyZSBlbnRyeSB0aGF0IG1h cHBlZCB0aGUgcGFnZQo+IGNvbnRhaW5pbmcgdGhlIGxpbmVhciBhZGRyZXNzLiBUaGUgUEtSVSBy ZWdpc3RlciBkZXRlcm1pbmVzLCBmb3IgZWFjaAo+IHByb3RlY3Rpb24ga2V5LCB3aGV0aGVyIHVz ZXItbW9kZSBhZGRyZXNzZXMgd2l0aCB0aGF0IHByb3RlY3Rpb24ga2V5IG1heSBiZQo+IHJlYWQg b3Igd3JpdHRlbi4KPgo+IFRoZSBQS1JVIHJlZ2lzdGVyIChwcm90ZWN0aW9uIGtleSByaWdodHMg Zm9yIHVzZXIgcGFnZXMpIGlzIGEgMzItYml0IHJlZ2lzdGVyCj4gd2l0aCB0aGUgZm9sbG93aW5n IGZvcm1hdDogZm9yIGVhY2ggaSAoMCDiiaQgaSDiiaQgMTUpLCBQS1JVWzJpXSBpcyB0aGUKPiBh Y2Nlc3MtZGlzYWJsZSBiaXQgZm9yIHByb3RlY3Rpb24ga2V5IGkgKEFEaSk7IFBLUlVbMmkrMV0g aXMgdGhlIHdyaXRlLWRpc2FibGUKPiBiaXQgZm9yIHByb3RlY3Rpb24ga2V5IGkgKFdEaSkuCj4K PiBTb2Z0d2FyZSBjYW4gdXNlIHRoZSBSRFBLUlUgYW5kIFdSUEtSVSBpbnN0cnVjdGlvbnMgd2l0 aCBFQ1ggPSAwIHRvIHJlYWQgYW5kCj4gd3JpdGUgUEtSVS4gSW4gYWRkaXRpb24sIHRoZSBQS1JV IHJlZ2lzdGVyIGlzIFhTQVZFLW1hbmFnZWQgc3RhdGUgYW5kIGNhbiB0aHVzCj4gYmUgcmVhZCBh bmQgd3JpdHRlbiBieSBpbnN0cnVjdGlvbnMgaW4gdGhlIFhTQVZFIGZlYXR1cmUgc2V0Lgo+Cj4g UEZFQy5QSyAoYml0IDUpIGlzIGRlZmluZWQgYXMgcHJvdGVjdGlvbiBrZXkgdmlvbGF0aW9ucy4K Pgo+IFRoZSBzcGVjaWZpY2F0aW9uIG9mIFByb3RlY3Rpb24gS2V5cyBjYW4gYmUgZm91bmQgYXQg U0RNICg0LjYuMiwgdm9sdW1lIDMpCj4gaHR0cDovL3d3dy5pbnRlbC5jb20vY29udGVudC9kYW0v d3d3L3B1YmxpYy91cy9lbi9kb2N1bWVudHMvbWFudWFscy82NC1pYS0zMi1hcmNoaXRlY3R1cmVz LXNvZnR3YXJlLWRldmVsb3Blci1tYW51YWwtMzI1NDYyLnBkZi4KClRoYW5reW91IGZvciB0aGlz IHNlcmllcy4gIE9uIHRoZSB3aG9sZSwgaXQgaXMgZmFpcmx5IGdvb2QuCgpIb3dldmVyLCBhIGNv dXBsZSBvZiBpc3N1ZXMgaGF2ZSBzdXJmYWNlZC4gIFRoZSB1c2Ugb2YgdGhlCnNvZnR3YXJlLWRl ZmluZWQgYml0cyBhcmUgYW4gQUJJIHdpdGggUFYgZ3Vlc3RzLiAgKFdpdGggbWFueSB0aGluZ3Mg ZnJvbQp0aG9zZSBkYXlzLCBub3RoaW5nIGlzIGFjdHVhbGx5IHdyaXR0ZW4gZG93biBhYm91dCB0 aGlzIEFCSSkuCgpBcyBzdWNoLCBpdCBkb2VzIG5vdCBhcHBlYXIgdG8gYmUgc2FmZSB0byBlbmFi bGUgUEtFIGluIHRoZSBjb250ZXh0IG9mCmFuIHVuYXdhcmUgUFYgZ3Vlc3QuCgpGdXJ0aGVybW9y ZSwgaXQgaXMgdW5jbGVhciAoZ2l2ZW4gdGhlIHVud3JpdHRlbiBBQkkpIHdoZXRoZXIgaXQgaXMg ZXZlbgpzYWZlIHRvIG1vdmUgX1BBR0VfR05UVEFCIG91dCBvZiB0aGUgd2F5LCBhcyB0aGlzIGlz IHZpc2libGUgdG8gYSBQViBndWVzdC4KCgpGaW5hbGx5LCBkbyB5b3UgaGF2ZSBzb21lIGV4YW1w bGUgdXNlY2FzZXMgZm9yIFBLRT8gIEFzIFdSUEtSVSBsYWNrcyBhCmNwbCBjaGVjaywgYW55IGVu dGl0eSBvbiB0aGUgc3lzdGVtIGNhbiBhcmJpdHJhcmlseSBjaGFuZ2UgdGhlCnByb3RlY3Rpb24g a2V5cywgbWVhbmluZyB0aGF0IGl0IGNhbid0IGJlIHVzZWQgZm9yIGFueSBzeXN0ZW0gbGV2ZWwK ZW5mb3JjZW1lbnQuICBJIGNhbid0IGN1cnJlbnRseSBzZWUgYSBzaXR1YXRpb24gd2hlcmUgaXQg aXMgYWN0dWFsbHkgYQp1c2VmdWwgZmVhdHVyZSwgYnV0IEkgcHJlc3VtZSB0aGVyZSBpcyBvbmUu Cgp+QW5kcmV3CgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f XwpYZW4tZGV2ZWwgbWFpbGluZyBsaXN0Clhlbi1kZXZlbEBsaXN0cy54ZW4ub3JnCmh0dHA6Ly9s aXN0cy54ZW4ub3JnL3hlbi1kZXZlbAo=