linux-kernel - [PATCH v4 9/9] arm/arm64: KVM: Initialise the host pmu

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Message-Id: <20170131171630.26898-10-punit.agrawal@arm.com>
Date:   Tue, 31 Jan 2017 17:16:30 +0000
From:   Punit Agrawal <punit.agrawal@....com>
To:     kvmarm@...ts.cs.columbia.edu, linux-arm-kernel@...ts.infradead.org
Cc:     Punit Agrawal <punit.agrawal@....com>,
        linux-kernel@...r.kernel.org, kvm@...r.kernel.org,
        Christoffer Dall <christoffer.dall@...aro.org>,
        Marc Zyngier <marc.zyngier@....com>,
        Will Deacon <will.deacon@....com>,
        Mark Rutland <mark.rutland@....com>
Subject: [PATCH v4 9/9] arm/arm64: KVM: Initialise the host pmu

Now that we've added support for handling TLB traps as well as
infrastructure for monitoring these operations, all that remains is
initialising the host pmu for arm/arm64.

Signed-off-by: Punit Agrawal <punit.agrawal@....com>
Cc: Christoffer Dall <christoffer.dall@...aro.org>
Cc: Marc Zyngier <marc.zyngier@....com>
---
 arch/arm/kvm/arm.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/arm/kvm/arm.c b/arch/arm/kvm/arm.c
index 9d7446456e0c..e5f77a3d08ea 100644
--- a/arch/arm/kvm/arm.c
+++ b/arch/arm/kvm/arm.c
@@ -1266,6 +1266,7 @@ static int init_subsystems(void)
 		goto out;
 
 	kvm_perf_init();
+	arm_host_pmu_init();
 	kvm_coproc_table_init();
 
 out:
@@ -1456,6 +1457,7 @@ int kvm_arch_init(void *opaque)
 void kvm_arch_exit(void)
 {
 	kvm_perf_teardown();
+	arm_host_pmu_teardown();
 }
 
 static int arm_init(void)
-- 
2.11.0