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From: Oliver Upton To: Raghavendra Rao Ananta Cc: Oliver Upton , Marc Zyngier , Ricardo Koller , Reiji Watanabe , James Morse , Alexandru Elisei , Suzuki K Poulose , Will Deacon , Paolo Bonzini , Catalin Marinas , Jing Zhang , Colton Lewis , linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, linux-kernel@vger.kernel.org, kvm@vger.kernel.org Subject: Re: [PATCH v2 2/7] KVM: arm64: Add FEAT_TLBIRANGE support Message-ID: References: <20230206172340.2639971-1-rananta@google.com> <20230206172340.2639971-3-rananta@google.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: X-Migadu-Flow: FLOW_OUT X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230404_115106_784865_F395EFAF X-CRM114-Status: GOOD ( 13.93 ) 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 T24gVHVlLCBBcHIgMDQsIDIwMjMgYXQgMDY6NDE6MzRQTSArMDAwMCwgT2xpdmVyIFVwdG9uIHdy b3RlOgo+IE9uIE1vbiwgQXByIDAzLCAyMDIzIGF0IDEwOjI2OjAxQU0gLTA3MDAsIFJhZ2hhdmVu ZHJhIFJhbyBBbmFudGEgd3JvdGU6Cj4gPiBPbiBXZWQsIE1hciAyOSwgMjAyMyBhdCA2OjE54oCv UE0gT2xpdmVyIFVwdG9uIDxvbGl2ZXIudXB0b25AbGludXguZGV2PiB3cm90ZToKPiA+ID4gPiAr ICAgICBzdGFydCA9IHJvdW5kX2Rvd24oc3RhcnQsIHN0cmlkZSk7ICAgICAgICAgICAgICAgICAg ICAgICAgICAgICAgICAgICAgICBcCj4gPiA+ID4gKyAgICAgZW5kID0gcm91bmRfdXAoZW5kLCBz dHJpZGUpOyAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgXAo+ID4g PiA+ICsgICAgIHBhZ2VzID0gKGVuZCAtIHN0YXJ0KSA+PiBQQUdFX1NISUZUOyAgICAgICAgICAg ICAgICAgICAgICAgICAgICAgICAgICAgIFwKPiA+ID4gPiArICAgICAgICAgICAgICAgICAgICAg ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICBc Cj4gPiA+ID4gKyAgICAgaWYgKCghc3lzdGVtX3N1cHBvcnRzX3RsYl9yYW5nZSgpICYmICAgICAg ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgXAo+ID4gPiA+ICsgICAgICAgICAgKGVuZCAt IHN0YXJ0KSA+PSAoTUFYX1RMQklfT1BTICogc3RyaWRlKSkgfHwgICAgICAgICAgICAgICAgICAg ICAgIFwKPiA+ID4KPiA+ID4gRG9lc24ndCBjaGVja2luZyBmb3IgVExCSVJBTkdFIGFib3ZlIGVs aW1pbmF0ZSB0aGUgbmVlZCB0byB0ZXN0IGFnYWluc3QKPiA+ID4gTUFYX1RMQklfT1BTPwo+ID4g Pgo+ID4gRGVyaXZlZCBmcm9tIF9fZmx1c2hfdGxiX3JhbmdlKCksIEkgdGhpbmsgdGhlIGNvbmRp dGlvbiBpcyB1c2VkIHRvCj4gPiBqdXN0IGZsdXNoIGV2ZXJ5dGhpbmcgaWYgdGhlIHJhbmdlIGlz IHRvbyBsYXJnZSB0byBpdGVyYXRlIGFuZCBmbHVzaAo+ID4gd2hlbiB0aGUgc3lzdGVtIGRvZXNu J3Qgc3VwcG9ydCBUTEJJUkFOR0UuIFByb2JhYmx5IHRvIHByZXZlbnQKPiA+IHNvZnQtbG9ja3Vw cz8KPiAKPiBSaWdodCwgYnV0IHlvdSB0ZXN0IGFib3ZlIGZvciBzeXN0ZW1fc3VwcG9ydHNfdGxi X3JhbmdlKCksIG1lYW5pbmcgdGhhdAo+IHlvdSdkIHVuY29uZGl0aW9uYWxseSBjYWxsIF9fa3Zt X3RsYl9mbHVzaF92bWlkKCkgYmVsb3cuCgpHYWgsIEkgbWlzcmVhZCB0aGUgcGFyZW50aGVzaXMg YW5kIG1hbmFnZWQgdG8gbWlzcyB5b3VyIHN0YXRlbWVudCBpbiB0aGUKY2hhbmdlbG9nIGFib3V0 ICFUTEJJUkFOR0Ugc3lzdGVtcy4gQXBvbG9naWVzLgoKLS0gClRoYW5rcywKT2xpdmVyCgpfX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpsaW51eC1hcm0ta2Vy bmVsIG1haWxpbmcgbGlzdApsaW51eC1hcm0ta2VybmVsQGxpc3RzLmluZnJhZGVhZC5vcmcKaHR0 cDovL2xpc3RzLmluZnJhZGVhZC5vcmcvbWFpbG1hbi9saXN0aW5mby9saW51eC1hcm0ta2VybmVs Cg==