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authorSean Christopherson <seanjc@google.com>2021-11-11 03:07:36 +0100
committerPeter Zijlstra <peterz@infradead.org>2021-11-17 14:49:11 +0100
commitbe399d824b432a85f8df86b566d2e5994fdf58b0 (patch)
tree1a713857bd480daa2a99f0a5a32ad1ce7e67ecdf /arch/arm64/kernel/image-vars.h
parentKVM: arm64: Convert to the generic perf callbacks (diff)
downloadlinux-be399d824b432a85f8df86b566d2e5994fdf58b0.tar.xz
linux-be399d824b432a85f8df86b566d2e5994fdf58b0.zip
KVM: arm64: Hide kvm_arm_pmu_available behind CONFIG_HW_PERF_EVENTS=y
Move the definition of kvm_arm_pmu_available to pmu-emul.c and, out of "necessity", hide it behind CONFIG_HW_PERF_EVENTS. Provide a stub for the key's wrapper, kvm_arm_support_pmu_v3(). Moving the key's definition out of perf.c will allow a future commit to delete perf.c entirely. Signed-off-by: Sean Christopherson <seanjc@google.com> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Link: https://lore.kernel.org/r/20211111020738.2512932-16-seanjc@google.com
Diffstat (limited to 'arch/arm64/kernel/image-vars.h')
-rw-r--r--arch/arm64/kernel/image-vars.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm64/kernel/image-vars.h b/arch/arm64/kernel/image-vars.h
index c96a9a0043bf..7eaf1f7c4168 100644
--- a/arch/arm64/kernel/image-vars.h
+++ b/arch/arm64/kernel/image-vars.h
@@ -102,7 +102,9 @@ KVM_NVHE_ALIAS(__stop___kvm_ex_table);
KVM_NVHE_ALIAS(kvm_arm_hyp_percpu_base);
/* PMU available static key */
+#ifdef CONFIG_HW_PERF_EVENTS
KVM_NVHE_ALIAS(kvm_arm_pmu_available);
+#endif
/* Position-independent library routines */
KVM_NVHE_ALIAS_HYP(clear_page, __pi_clear_page);