linux-kernel - [PATCH v2 16/18] KVM: arm64: enable SPE support

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Message-Id: <20191220143025.33853-17-andrew.murray@arm.com>
Date:   Fri, 20 Dec 2019 14:30:23 +0000
From:   Andrew Murray <andrew.murray@....com>
To:     Marc Zyngier <marc.zyngier@....com>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will.deacon@....com>
Cc:     Sudeep Holla <sudeep.holla@....com>, kvmarm@...ts.cs.columbia.edu,
        linux-arm-kernel@...ts.infradead.org, kvm@...r.kernel.org,
        linux-kernel@...r.kernel.org, Mark Rutland <mark.rutland@....com>
Subject: [PATCH v2 16/18] KVM: arm64: enable SPE support

From: Sudeep Holla <sudeep.holla@....com>

We have all the bits and pieces to enable SPE for guest in place, so
lets enable it.

Signed-off-by: Sudeep Holla <sudeep.holla@....com>
Signed-off-by: Andrew Murray <andrew.murray@....com>
---
 virt/kvm/arm/arm.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/virt/kvm/arm/arm.c b/virt/kvm/arm/arm.c
index a66085c8e785..fb3ad0835255 100644
--- a/virt/kvm/arm/arm.c
+++ b/virt/kvm/arm/arm.c
@@ -611,6 +611,10 @@ static int kvm_vcpu_first_run_init(struct kvm_vcpu *vcpu)
 		return ret;
 
 	ret = kvm_arm_pmu_v3_enable(vcpu);
+	if (ret)
+		return ret;
+
+	ret = kvm_arm_spe_v1_enable(vcpu);
 
 	return ret;
 }
-- 
2.21.0