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Thu, 14 Mar 2024 22:40:47 +0000 Date: Thu, 14 Mar 2024 22:40:47 +0000 Message-ID: <86edcc1low.wl-maz@kernel.org> From: Marc Zyngier To: =?UTF-8?B?UGllcnJlLUNsw6ltZW50?= Tosi Cc: kvmarm@lists.linux.dev, linux-arm-kernel@lists.infradead.org, kvm@vger.kernel.org, James Morse , Suzuki K Poulose , Oliver Upton , Zenghui Yu , Sami Tolvanen , Mark Rutland Subject: Re: [PATCH 00/10] KVM: arm64: Add support for hypervisor kCFI In-Reply-To: References: User-Agent: Wanderlust/2.15.9 (Almost Unreal) SEMI-EPG/1.14.7 (Harue) FLIM-LB/1.14.9 (=?UTF-8?B?R29qxY0=?=) APEL-LB/10.8 EasyPG/1.0.0 Emacs/29.1 (aarch64-unknown-linux-gnu) MULE/6.0 (HANACHIRUSATO) MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue") X-SA-Exim-Connect-IP: 185.219.108.64 X-SA-Exim-Rcpt-To: ptosi@google.com, kvmarm@lists.linux.dev, linux-arm-kernel@lists.infradead.org, kvm@vger.kernel.org, james.morse@arm.com, suzuki.poulose@arm.com, oliver.upton@linux.dev, yuzenghui@huawei.com, samitolvanen@google.com, mark.rutland@arm.com X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240314_154055_099844_5A0CF7FA X-CRM114-Status: GOOD ( 16.25 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org SGkgUGllcnJlLUNsw6ltZW50LAoKT24gVGh1LCAxNCBNYXIgMjAyNCAyMDoyMzowMCArMDAwMCwK UGllcnJlLUNsw6ltZW50IFRvc2kgPHB0b3NpQGdvb2dsZS5jb20+IHdyb3RlOgo+IAo+IENPTkZJ R19DRklfQ0xBTkcgKCJrZXJuZWwgQ29udHJvbCBGbG93IEludGVncml0eSIpIG1ha2VzIHRoZSBj b21waWxlciBpbmplY3QKPiBydW50aW1lIHR5cGUgY2hlY2tzIGJlZm9yZSBhbnkgaW5kaXJlY3Qg ZnVuY3Rpb24gY2FsbC4gT24gQUFyY2g2NCwgaXQgZ2VuZXJhdGVzCj4gYSBCUksgaW5zdHJ1Y3Rp b24gdG8gYmUgZXhlY3V0ZWQgb24gdHlwZSBtaXNtYXRjaCBhbmQgZW5jb2RlcyB0aGUgaW5kaWNl cyBvZiB0aGUKPiByZWdpc3RlcnMgaG9sZGluZyB0aGUgYnJhbmNoIHRhcmdldCBhbmQgZXhwZWN0 ZWQgdHlwZSBpbiB0aGUgaW1tZWRpYXRlIG9mIHRoZQo+IGluc3RydWN0aW9uLiBBcyBhIHJlc3Vs dCwgYSBzeW5jaHJvbm91cyBleGNlcHRpb24gZ2V0cyB0cmlnZ2VyZWQgb24ga0NGSSBmYWlsdXJl Cj4gYW5kIHRoZSBmYXVsdCBoYW5kbGVyIGNhbiByZXRyaWV2ZSB0aGUgaW1tZWRpYXRlIChhbmQg aW5kaWNlcykgZnJvbSBFU1JfRUx4Lgo+IAo+IFRoaXMgZmVhdHVyZSBoYXMgYmVlbiBzdXBwb3J0 ZWQgYXQgRUwxICgiaG9zdCIpIHNpbmNlIGl0IHdhcyBpbnRyb2R1Y2VkIGJ5Cj4gYjI2ZTQ4NGI4 YmIzICgiYXJtNjQ6IEFkZCBDRkkgZXJyb3IgaGFuZGxpbmciKSwgd2hlcmUgY2ZpX2hhbmRsZXIo KSBkZWNvZGVzCj4gRVNSX0VMMSwgZ2l2aW5nIGluZm9ybWF0aXZlIHBhbmljIG1lc3NhZ2VzIHN1 Y2ggYXMKPiAKPiAgIFsgICAyMS44ODUxNzldIENGSSBmYWlsdXJlIGF0IGxrZHRtX2luZGlyZWN0 X2NhbGwrMHgyYy8weDQ0IFtsa2R0bV0KPiAgICh0YXJnZXQ6IGxrZHRtX2luY3JlbWVudF9pbnQr MHgwLzB4MWMgW2xrZHRtXTsgZXhwZWN0ZWQgdHlwZTogMHg3ZTBjNTJhKQo+ICAgWyAgIDIxLjg4 NjU5M10gSW50ZXJuYWwgZXJyb3I6IE9vcHMgLSBDRkk6IDAgWyMxXSBQUkVFTVBUIFNNUAo+IAo+ IEhvd2V2ZXIsIGl0IGlzIG5vdCBvciBvbmx5IHBhcnRpYWxseSBzdXBwb3J0ZWQgYXQgRUwyOiBp biBuVkhFIChvciBwS1ZNKSwKPiBDT05GSUdfQ0ZJX0NMQU5HIGdldHMgZmlsdGVyZWQgb3V0IGF0 IGJ1aWxkIHRpbWUsIHByZXZlbnRpbmcgdGhlIGNvbXBpbGVyIGZyb20KPiBpbmplY3RpbmcgdGhl IGNoZWNrcy4gSW4gVkhFIChvciBoVkhFKSwgRUwyIGNvZGUgZ2V0cyBjb21waWxlZCB3aXRoIHRo ZSBjaGVja3MKCkFyZSB5b3Ugc3VyZSBhYm91dCBoVkhFPyBoVkhFIGlzIGVzc2VudGlhbGx5IHRo ZSBuVkhFIG9iamVjdCBydW5uaW5nCndpdGggYSBzbGlnaHRseSBkaWZmZXJlbnQgSENSX0VMMiBj b25maWd1cmF0aW9uLiBTbyBpZiB5b3UgZG9uJ3QgaGF2ZQp0aGUgY2hlY2tzIGluIHRoZSBuVkhF IGNvZGUsIHlvdSBkb24ndCBoYXZlIHRoZW0gZm9yIGhWSEUgZWl0aGVyLgoKT3IgYW0gSSBtaXNz aW5nIHNvbWV0aGluZyBvYnZpb3VzPwoKVGhhbmtzLAoKCU0uCgotLSAKV2l0aG91dCBkZXZpYXRp b24gZnJvbSB0aGUgbm9ybSwgcHJvZ3Jlc3MgaXMgbm90IHBvc3NpYmxlLgoKX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KbGludXgtYXJtLWtlcm5lbCBtYWls aW5nIGxpc3QKbGludXgtYXJtLWtlcm5lbEBsaXN0cy5pbmZyYWRlYWQub3JnCmh0dHA6Ly9saXN0 cy5pbmZyYWRlYWQub3JnL21haWxtYW4vbGlzdGluZm8vbGludXgtYXJtLWtlcm5lbAo=