From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail-co1nam11on2072.outbound.protection.outlook.com ([40.107.220.72] helo=NAM11-CO1-obe.outbound.protection.outlook.com) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mDDZi-0023yH-JF for kexec@lists.infradead.org; Mon, 09 Aug 2021 22:16:54 +0000 Subject: Re: [PATCH 00/11] Implement generic prot_guest_has() helper function References: <0d75f283-50b7-460d-3165-185cb955bd70@linux.intel.com> From: Tom Lendacky Message-ID: Date: Mon, 9 Aug 2021 17:16:43 -0500 In-Reply-To: <0d75f283-50b7-460d-3165-185cb955bd70@linux.intel.com> Content-Language: en-US MIME-Version: 1.0 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "kexec" Errors-To: kexec-bounces+dwmw2=infradead.org@lists.infradead.org To: "Kuppuswamy, Sathyanarayanan" , linux-kernel@vger.kernel.org, x86@kernel.org, linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, iommu@lists.linux-foundation.org, kvm@vger.kernel.org, linux-efi@vger.kernel.org, platform-driver-x86@vger.kernel.org, linux-graphics-maintainer@vmware.com, amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, kexec@lists.infradead.org, linux-fsdevel@vger.kernel.org Cc: Borislav Petkov , Brijesh Singh , Joerg Roedel , Andi Kleen , Tianyu Lan , Andy Lutomirski , Ard Biesheuvel , Baoquan He , Benjamin Herrenschmidt , Christian Borntraeger , Daniel Vetter , Dave Hansen , Dave Young , David Airlie , Heiko Carstens , Ingo Molnar , Maarten Lankhorst , Maxime Ripard , Michael Ellerman , Paul Mackerras , Peter Zijlstra , Thomas Gleixner , Thomas Zimmermann , Vasily Gorbik , Will Deacon T24gOC84LzIxIDg6NDEgUE0sIEt1cHB1c3dhbXksIFNhdGh5YW5hcmF5YW5hbiB3cm90ZToKPiBI aSBUb20sCj4gCj4gT24gNy8yNy8yMSAzOjI2IFBNLCBUb20gTGVuZGFja3kgd3JvdGU6Cj4+IFRo aXMgcGF0Y2ggc2VyaWVzIHByb3ZpZGVzIGEgZ2VuZXJpYyBoZWxwZXIgZnVuY3Rpb24sIHByb3Rf Z3Vlc3RfaGFzKCksCj4+IHRvIHJlcGxhY2UgdGhlIHNtZV9hY3RpdmUoKSwgc2V2X2FjdGl2ZSgp LCBzZXZfZXNfYWN0aXZlKCkgYW5kCj4+IG1lbV9lbmNyeXB0X2FjdGl2ZSgpIGZ1bmN0aW9ucy4K Pj4KPj4gSXQgaXMgZXhwZWN0ZWQgdGhhdCBhcyBuZXcgcHJvdGVjdGVkIHZpcnR1YWxpemF0aW9u IHRlY2hub2xvZ2llcyBhcmUKPj4gYWRkZWQgdG8gdGhlIGtlcm5lbCwgdGhleSBjYW4gYWxsIGJl IGNvdmVyZWQgYnkgYSBzaW5nbGUgZnVuY3Rpb24gY2FsbAo+PiBpbnN0ZWFkIG9mIGEgY29sbGVj dGlvbiBvZiBzcGVjaWZpYyBmdW5jdGlvbiBjYWxscyBhbGwgY2FsbGVkIGZyb20gdGhlCj4+IHNh bWUgbG9jYXRpb25zLgo+Pgo+PiBUaGUgcG93ZXJwYyBhbmQgczM5MCBwYXRjaGVzIGhhdmUgYmVl biBjb21waWxlIHRlc3RlZCBvbmx5LiBDYW4gdGhlCj4+IGZvbGtzIGNvcGllZCBvbiB0aGlzIHNl cmllcyB2ZXJpZnkgdGhhdCBub3RoaW5nIGJyZWFrcyBmb3IgdGhlbS4KPiAKPiBXaXRoIHRoaXMg cGF0Y2ggc2V0LCBzZWxlY3QgQVJDSF9IQVNfUFJPVEVDVEVEX0dVRVNUIGFuZCBzZXQKPiBDT05G SUdfQU1EX01FTV9FTkNSWVBUPW4sIGNyZWF0ZXMgZm9sbG93aW5nIGVycm9yLgo+IAo+IGxkOiBh cmNoL3g4Ni9tbS9pb3JlbWFwLm86IGluIGZ1bmN0aW9uIGBlYXJseV9tZW1yZW1hcF9pc19zZXR1 cF9kYXRhJzoKPiBhcmNoL3g4Ni9tbS9pb3JlbWFwLmM6NjcyOiB1bmRlZmluZWQgcmVmZXJlbmNl IHRvIGBlYXJseV9tZW1yZW1hcF9kZWNyeXB0ZWQnCj4gCj4gSXQgbG9va3MgbGlrZSBlYXJseV9t ZW1yZW1hcF9pc19zZXR1cF9kYXRhKCkgaXMgbm90IHByb3RlY3RlZCB3aXRoCj4gYXBwcm9wcmlh dGUgY29uZmlnLgoKT2ssIHRoYW5rcyBmb3IgZmluZGluZyB0aGF0LiBJJ2xsIGZpeCB0aGF0LgoK VGhhbmtzLApUb20KCj4gCj4gCj4+Cj4+IENjOiBBbmRpIEtsZWVuIDxha0BsaW51eC5pbnRlbC5j b20+Cj4+IENjOiBBbmR5IEx1dG9taXJza2kgPGx1dG9Aa2VybmVsLm9yZz4KPj4gQ2M6IEFyZCBC aWVzaGV1dmVsIDxhcmRiQGtlcm5lbC5vcmc+Cj4+IENjOiBCYW9xdWFuIEhlIDxiaGVAcmVkaGF0 LmNvbT4KPj4gQ2M6IEJlbmphbWluIEhlcnJlbnNjaG1pZHQgPGJlbmhAa2VybmVsLmNyYXNoaW5n Lm9yZz4KPj4gQ2M6IEJvcmlzbGF2IFBldGtvdiA8YnBAYWxpZW44LmRlPgo+PiBDYzogQ2hyaXN0 aWFuIEJvcm50cmFlZ2VyIDxib3JudHJhZWdlckBkZS5pYm0uY29tPgo+PiBDYzogRGFuaWVsIFZl dHRlciA8ZGFuaWVsQGZmd2xsLmNoPgo+PiBDYzogRGF2ZSBIYW5zZW4gPGRhdmUuaGFuc2VuQGxp bnV4LmludGVsLmNvbT4KPj4gQ2M6IERhdmUgWW91bmcgPGR5b3VuZ0ByZWRoYXQuY29tPgo+PiBD YzogRGF2aWQgQWlybGllIDxhaXJsaWVkQGxpbnV4LmllPgo+PiBDYzogSGVpa28gQ2Fyc3RlbnMg PGhjYUBsaW51eC5pYm0uY29tPgo+PiBDYzogSW5nbyBNb2xuYXIgPG1pbmdvQHJlZGhhdC5jb20+ Cj4+IENjOiBKb2VyZyBSb2VkZWwgPGpvcm9AOGJ5dGVzLm9yZz4KPj4gQ2M6IE1hYXJ0ZW4gTGFu a2hvcnN0IDxtYWFydGVuLmxhbmtob3JzdEBsaW51eC5pbnRlbC5jb20+Cj4+IENjOiBNYXhpbWUg UmlwYXJkIDxtcmlwYXJkQGtlcm5lbC5vcmc+Cj4+IENjOiBNaWNoYWVsIEVsbGVybWFuIDxtcGVA ZWxsZXJtYW4uaWQuYXU+Cj4+IENjOiBQYXVsIE1hY2tlcnJhcyA8cGF1bHVzQHNhbWJhLm9yZz4K Pj4gQ2M6IFBldGVyIFppamxzdHJhIDxwZXRlcnpAaW5mcmFkZWFkLm9yZz4KPj4gQ2M6IFRob21h cyBHbGVpeG5lciA8dGdseEBsaW51dHJvbml4LmRlPgo+PiBDYzogVGhvbWFzIFppbW1lcm1hbm4g PHR6aW1tZXJtYW5uQHN1c2UuZGU+Cj4+IENjOiBWYXNpbHkgR29yYmlrIDxnb3JAbGludXguaWJt LmNvbT4KPj4gQ2M6IFZNd2FyZSBHcmFwaGljcyA8bGludXgtZ3JhcGhpY3MtbWFpbnRhaW5lckB2 bXdhcmUuY29tPgo+PiBDYzogV2lsbCBEZWFjb24gPHdpbGxAa2VybmVsLm9yZz4KPj4KPj4gLS0t Cj4+Cj4+IFBhdGNoZXMgYmFzZWQgb246Cj4+IMKgwqAKPj4gaHR0cHM6Ly9uYW0xMS5zYWZlbGlu a3MucHJvdGVjdGlvbi5vdXRsb29rLmNvbS8/dXJsPWh0dHBzJTNBJTJGJTJGZ2l0Lmtlcm5lbC5v cmclMkZwdWIlMkZzY20lMkZsaW51eCUyRmtlcm5lbCUyRmdpdCUyRnRpcCUyRnRpcC5naXQmYW1w O2RhdGE9MDQlN0MwMSU3Q3Rob21hcy5sZW5kYWNreSU0MGFtZC5jb20lN0M1NjNiNWUzMGEzMjU0 ZjY3MzlhYTA4ZDk1YWQ2ZTI0MiU3QzNkZDg5NjFmZTQ4ODRlNjA4ZTExYTgyZDk5NGUxODNkJTdD MCU3QzAlN0M2Mzc2NDA3MDEyMjg0MzQ1MTQlN0NVbmtub3duJTdDVFdGcGJHWnNiM2Q4ZXlKV0lq b2lNQzR3TGpBd01EQWlMQ0pRSWpvaVYybHVNeklpTENKQlRpSTZJazFoYVd3aUxDSlhWQ0k2TW4w JTNEJTdDMTAwMCZhbXA7c2RhdGE9dng5djRFbVlxVlRzSjdLU3I5N2dRYUJXSiUyRnElMkJFOU5P elhNaGUzRnA3VDglM0QmYW1wO3Jlc2VydmVkPTAKPj4gbWFzdGVyCj4+IMKgwqAgY29tbWl0IDc5 ZTkyMDA2MGZhNyAoIk1lcmdlIGJyYW5jaCAnV0lQL2ZpeGVzJyIpCj4+Cj4+IFRvbSBMZW5kYWNr eSAoMTEpOgo+PiDCoMKgIG1tOiBJbnRyb2R1Y2UgYSBmdW5jdGlvbiB0byBjaGVjayBmb3Igdmly dHVhbGl6YXRpb24gcHJvdGVjdGlvbgo+PiDCoMKgwqDCoCBmZWF0dXJlcwo+PiDCoMKgIHg4Ni9z ZXY6IEFkZCBhbiB4ODYgdmVyc2lvbiBvZiBwcm90X2d1ZXN0X2hhcygpCj4+IMKgwqAgcG93ZXJw Yy9wc2VyaWVzL3N2bTogQWRkIGEgcG93ZXJwYyB2ZXJzaW9uIG9mIHByb3RfZ3Vlc3RfaGFzKCkK Pj4gwqDCoCB4ODYvc21lOiBSZXBsYWNlIG9jY3VycmVuY2VzIG9mIHNtZV9hY3RpdmUoKSB3aXRo IHByb3RfZ3Vlc3RfaGFzKCkKPj4gwqDCoCB4ODYvc2V2OiBSZXBsYWNlIG9jY3VycmVuY2VzIG9m IHNldl9hY3RpdmUoKSB3aXRoIHByb3RfZ3Vlc3RfaGFzKCkKPj4gwqDCoCB4ODYvc2V2OiBSZXBs YWNlIG9jY3VycmVuY2VzIG9mIHNldl9lc19hY3RpdmUoKSB3aXRoIHByb3RfZ3Vlc3RfaGFzKCkK Pj4gwqDCoCB0cmVld2lkZTogUmVwbGFjZSB0aGUgdXNlIG9mIG1lbV9lbmNyeXB0X2FjdGl2ZSgp IHdpdGgKPj4gwqDCoMKgwqAgcHJvdF9ndWVzdF9oYXMoKQo+PiDCoMKgIG1tOiBSZW1vdmUgdGhl IG5vdyB1bnVzZWQgbWVtX2VuY3J5cHRfYWN0aXZlKCkgZnVuY3Rpb24KPj4gwqDCoCB4ODYvc2V2 OiBSZW1vdmUgdGhlIG5vdyB1bnVzZWQgbWVtX2VuY3J5cHRfYWN0aXZlKCkgZnVuY3Rpb24KPj4g wqDCoCBwb3dlcnBjL3BzZXJpZXMvc3ZtOiBSZW1vdmUgdGhlIG5vdyB1bnVzZWQgbWVtX2VuY3J5 cHRfYWN0aXZlKCkKPj4gwqDCoMKgwqAgZnVuY3Rpb24KPj4gwqDCoCBzMzkwL21tOiBSZW1vdmUg dGhlIG5vdyB1bnVzZWQgbWVtX2VuY3J5cHRfYWN0aXZlKCkgZnVuY3Rpb24KPj4KPj4gwqAgYXJj aC9LY29uZmlnwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKg wqDCoMKgwqDCoMKgIHzCoCAzICsrCj4+IMKgIGFyY2gvcG93ZXJwYy9pbmNsdWRlL2FzbS9tZW1f ZW5jcnlwdC5owqDCoMKgwqAgfMKgIDUgLS0KPj4gwqAgYXJjaC9wb3dlcnBjL2luY2x1ZGUvYXNt L3Byb3RlY3RlZF9ndWVzdC5oIHwgMzAgKysrKysrKysrKysKPj4gwqAgYXJjaC9wb3dlcnBjL3Bs YXRmb3Jtcy9wc2VyaWVzL0tjb25maWfCoMKgwqDCoCB8wqAgMSArCj4+IMKgIGFyY2gvczM5MC9p bmNsdWRlL2FzbS9tZW1fZW5jcnlwdC5owqDCoMKgwqDCoMKgwqAgfMKgIDIgLQo+PiDCoCBhcmNo L3g4Ni9LY29uZmlnwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDC oMKgwqDCoCB8wqAgMSArCj4+IMKgIGFyY2gveDg2L2luY2x1ZGUvYXNtL2tleGVjLmjCoMKgwqDC oMKgwqDCoMKgwqDCoMKgwqDCoMKgIHzCoCAyICstCj4+IMKgIGFyY2gveDg2L2luY2x1ZGUvYXNt L21lbV9lbmNyeXB0LmjCoMKgwqDCoMKgwqDCoMKgIHwgMTMgKy0tLS0KPj4gwqAgYXJjaC94ODYv aW5jbHVkZS9hc20vcHJvdGVjdGVkX2d1ZXN0LmjCoMKgwqDCoCB8IDI3ICsrKysrKysrKysKPj4g wqAgYXJjaC94ODYva2VybmVsL2NyYXNoX2R1bXBfNjQuY8KgwqDCoMKgwqDCoMKgwqDCoMKgwqAg fMKgIDQgKy0KPj4gwqAgYXJjaC94ODYva2VybmVsL2hlYWQ2NC5jwqDCoMKgwqDCoMKgwqDCoMKg wqDCoMKgwqDCoMKgwqDCoMKgIHzCoCA0ICstCj4+IMKgIGFyY2gveDg2L2tlcm5lbC9rdm0uY8Kg wqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoCB8wqAgMyArLQo+PiDCoCBh cmNoL3g4Ni9rZXJuZWwva3ZtY2xvY2suY8KgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKg IHzCoCA0ICstCj4+IMKgIGFyY2gveDg2L2tlcm5lbC9tYWNoaW5lX2tleGVjXzY0LmPCoMKgwqDC oMKgwqDCoMKgIHwgMTkgKysrLS0tLQo+PiDCoCBhcmNoL3g4Ni9rZXJuZWwvcGNpLXN3aW90bGIu Y8KgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgIHzCoCA5ICsrLS0KPj4gwqAgYXJjaC94ODYva2Vy bmVsL3JlbG9jYXRlX2tlcm5lbF82NC5TwqDCoMKgwqDCoMKgIHzCoCAyICstCj4+IMKgIGFyY2gv eDg2L2tlcm5lbC9zZXYuY8KgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDC oCB8wqAgNiArLS0KPj4gwqAgYXJjaC94ODYva3ZtL3N2bS9zdm0uY8KgwqDCoMKgwqDCoMKgwqDC oMKgwqDCoMKgwqDCoMKgwqDCoMKgwqAgfMKgIDMgKy0KPj4gwqAgYXJjaC94ODYvbW0vaW9yZW1h cC5jwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgIHwgMTYgKysrLS0t Cj4+IMKgIGFyY2gveDg2L21tL21lbV9lbmNyeXB0LmPCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDC oMKgwqDCoMKgIHwgNjAgKysrKysrKysrKysrKysrLS0tLS0tLQo+PiDCoCBhcmNoL3g4Ni9tbS9t ZW1fZW5jcnlwdF9pZGVudGl0eS5jwqDCoMKgwqDCoMKgwqDCoCB8wqAgMyArLQo+PiDCoCBhcmNo L3g4Ni9tbS9wYXQvc2V0X21lbW9yeS5jwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoCB8wqAg MyArLQo+PiDCoCBhcmNoL3g4Ni9wbGF0Zm9ybS9lZmkvZWZpXzY0LmPCoMKgwqDCoMKgwqDCoMKg wqDCoMKgwqAgfMKgIDkgKystLQo+PiDCoCBhcmNoL3g4Ni9yZWFsbW9kZS9pbml0LmPCoMKgwqDC oMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqAgfMKgIDggKy0tCj4+IMKgIGRyaXZlcnMvZ3B1 L2RybS9hbWQvYW1kZ3B1L2FtZGdwdV9kcnYuY8KgwqDCoCB8wqAgNCArLQo+PiDCoCBkcml2ZXJz L2dwdS9kcm0vZHJtX2NhY2hlLmPCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqAgfMKgIDQg Ky0KPj4gwqAgZHJpdmVycy9ncHUvZHJtL3Ztd2dmeC92bXdnZnhfZHJ2LmPCoMKgwqDCoMKgwqDC oCB8wqAgNCArLQo+PiDCoCBkcml2ZXJzL2dwdS9kcm0vdm13Z2Z4L3Ztd2dmeF9tc2cuY8KgwqDC oMKgwqDCoMKgIHzCoCA2ICstLQo+PiDCoCBkcml2ZXJzL2lvbW11L2FtZC9pbml0LmPCoMKgwqDC oMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqAgfMKgIDcgKy0tCj4+IMKgIGRyaXZlcnMvaW9t bXUvYW1kL2lvbW11LmPCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgIHzCoCAzICst Cj4+IMKgIGRyaXZlcnMvaW9tbXUvYW1kL2lvbW11X3YyLmPCoMKgwqDCoMKgwqDCoMKgwqDCoMKg wqDCoMKgIHzCoCAzICstCj4+IMKgIGRyaXZlcnMvaW9tbXUvaW9tbXUuY8KgwqDCoMKgwqDCoMKg wqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoCB8wqAgMyArLQo+PiDCoCBmcy9wcm9jL3ZtY29y ZS5jwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoCB8 wqAgNiArLS0KPj4gwqAgaW5jbHVkZS9saW51eC9tZW1fZW5jcnlwdC5owqDCoMKgwqDCoMKgwqDC oMKgwqDCoMKgwqDCoMKgIHzCoCA0IC0tCj4+IMKgIGluY2x1ZGUvbGludXgvcHJvdGVjdGVkX2d1 ZXN0LmjCoMKgwqDCoMKgwqDCoMKgwqDCoMKgIHwgMzcgKysrKysrKysrKysrKwo+PiDCoCBrZXJu ZWwvZG1hL3N3aW90bGIuY8KgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDC oMKgIHzCoCA0ICstCj4+IMKgIDM2IGZpbGVzIGNoYW5nZWQsIDIxOCBpbnNlcnRpb25zKCspLCAx MDQgZGVsZXRpb25zKC0pCj4+IMKgIGNyZWF0ZSBtb2RlIDEwMDY0NCBhcmNoL3Bvd2VycGMvaW5j bHVkZS9hc20vcHJvdGVjdGVkX2d1ZXN0LmgKPj4gwqAgY3JlYXRlIG1vZGUgMTAwNjQ0IGFyY2gv eDg2L2luY2x1ZGUvYXNtL3Byb3RlY3RlZF9ndWVzdC5oCj4+IMKgIGNyZWF0ZSBtb2RlIDEwMDY0 NCBpbmNsdWRlL2xpbnV4L3Byb3RlY3RlZF9ndWVzdC5oCj4+Cj4gCgpfX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwprZXhlYyBtYWlsaW5nIGxpc3QKa2V4ZWNA bGlzdHMuaW5mcmFkZWFkLm9yZwpodHRwOi8vbGlzdHMuaW5mcmFkZWFkLm9yZy9tYWlsbWFuL2xp c3RpbmZvL2tleGVjCg==