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[31.30.174.132]) by smtp.gmail.com with ESMTPSA id w3sm1072659edc.42.2021.09.08.05.38.38 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 08 Sep 2021 05:38:38 -0700 (PDT) Date: Wed, 8 Sep 2021 14:38:37 +0200 From: Andrew Jones To: Fuad Tabba Cc: kvmarm@lists.cs.columbia.edu, maz@kernel.org, will@kernel.org, james.morse@arm.com, alexandru.elisei@arm.com, suzuki.poulose@arm.com, mark.rutland@arm.com, christoffer.dall@arm.com, pbonzini@redhat.com, oupton@google.com, qperret@google.com, kvm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kernel-team@android.com Subject: Re: [PATCH v5 2/8] KVM: arm64: Add missing field descriptor for MDCR_EL2 Message-ID: <20210908123837.exyhsn6t2c7nmbox@gator> References: <20210827101609.2808181-1-tabba@google.com> <20210827101609.2808181-3-tabba@google.com> MIME-Version: 1.0 In-Reply-To: <20210827101609.2808181-3-tabba@google.com> Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=drjones@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Disposition: inline X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210908_053843_215809_D0C6F025 X-CRM114-Status: GOOD ( 14.68 ) 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="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Fri, Aug 27, 2021 at 11:16:03AM +0100, Fuad Tabba wrote: > It's not currently used. Added for completeness. > > No functional change intended. > > Suggested-by: Marc Zyngier > Signed-off-by: Fuad Tabba > --- > arch/arm64/include/asm/kvm_arm.h | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/arch/arm64/include/asm/kvm_arm.h b/arch/arm64/include/asm/kvm_arm.h > index 327120c0089f..a39fcf318c77 100644 > --- a/arch/arm64/include/asm/kvm_arm.h > +++ b/arch/arm64/include/asm/kvm_arm.h > @@ -295,6 +295,7 @@ > #define MDCR_EL2_HPMFZO (UL(1) << 29) > #define MDCR_EL2_MTPME (UL(1) << 28) > #define MDCR_EL2_TDCC (UL(1) << 27) > +#define MDCR_EL2_HLP (UL(1) << 26) > #define MDCR_EL2_HCCD (UL(1) << 23) > #define MDCR_EL2_TTRF (UL(1) << 19) > #define MDCR_EL2_HPMD (UL(1) << 17) > -- > 2.33.0.259.gc128427fd7-goog > If we're proactively adding bits per the most recent spec, then I guess we could also add HPMFZS (bit 36). Otherwise, Reviewed-by: Andrew Jones _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel