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| author | Anshuman Khandual <anshuman.khandual@arm.com> | 2021-08-11 08:57:06 +0530 |
|---|---|---|
| committer | Marc Zyngier <maz@kernel.org> | 2021-08-11 15:33:29 +0100 |
| commit | 6fadc1241c33fe0228c94bc6a1aa6c1da8872e8b (patch) | |
| tree | 720849a3eb988308c7f0561875869d1b64ac4ac2 /arch/arm64/kvm/perf.c | |
| parent | 013cc4c6788f1ce9885d3c0281904f93ee8f2271 (diff) | |
| download | linux-6fadc1241c33fe0228c94bc6a1aa6c1da8872e8b.tar.gz | |
KVM: arm64: perf: Replace '0xf' instances with ID_AA64DFR0_PMUVER_IMP_DEF
ID_AA64DFR0_PMUVER_IMP_DEF which indicate implementation defined PMU, never actually gets used although there are '0xf' instances scattered all around. Just do the macro replacement to improve readability. Cc: Catalin Marinas <catalin.marinas@arm.com> Cc: Will Deacon <will@kernel.org> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Marc Zyngier <maz@kernel.org> Cc: linux-perf-users@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org Cc: kvmarm@lists.cs.columbia.edu Cc: linux-kernel@vger.kernel.org Signed-off-by: Anshuman Khandual <anshuman.khandual@arm.com> Signed-off-by: Marc Zyngier <maz@kernel.org>
Diffstat (limited to 'arch/arm64/kvm/perf.c')
| -rw-r--r-- | arch/arm64/kvm/perf.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm64/kvm/perf.c b/arch/arm64/kvm/perf.c index 151c31fb9860..f9bb3b14130e 100644 --- a/arch/arm64/kvm/perf.c +++ b/arch/arm64/kvm/perf.c @@ -50,7 +50,7 @@ static struct perf_guest_info_callbacks kvm_guest_cbs = { int kvm_perf_init(void) { - if (kvm_pmu_probe_pmuver() != 0xf && !is_protected_kvm_enabled()) + if (kvm_pmu_probe_pmuver() != ID_AA64DFR0_PMUVER_IMP_DEF && !is_protected_kvm_enabled()) static_branch_enable(&kvm_arm_pmu_available); return perf_register_guest_info_callbacks(&kvm_guest_cbs); |