From fe179677b6dcb4b658586038a811f87265e97777 Mon Sep 17 00:00:00 2001 From: Gautam Menghani Date: Mon, 15 Jun 2026 14:41:19 +0530 Subject: [PATCH] powerpc/pseries/Kconfig: Enable CONFIG_VPA_PMU to be used with KVM Currently, CONFIG_VPA_PMU is not enabled by default, and consequently cannot be used for KVM guests at all, unless explicitly enabled on host kernel. Mark CONFIG_VPA_PMU as "default m" to ensure it is available when KVM is being used. Cc: stable@vger.kernel.org # v6.13+ Suggested-by: Sean Christopherson Reviewed-by: Amit Machhiwal Reviewed-by: Harsh Prateek Bora Reviewed-by: Ritesh Harjani (IBM) Signed-off-by: Gautam Menghani [Maddy: Changed tag order] Signed-off-by: Madhavan Srinivasan Link: https://patch.msgid.link/20260615091120.84169-1-gautam@linux.ibm.com --- arch/powerpc/platforms/pseries/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/powerpc/platforms/pseries/Kconfig b/arch/powerpc/platforms/pseries/Kconfig index f7052b131a4c..74910ce3a541 100644 --- a/arch/powerpc/platforms/pseries/Kconfig +++ b/arch/powerpc/platforms/pseries/Kconfig @@ -154,6 +154,7 @@ config HV_PERF_CTRS config VPA_PMU tristate "VPA PMU events" depends on KVM_BOOK3S_64_HV && HV_PERF_CTRS + default m help Enable access to the VPA PMU counters via perf. This enables code that support measurement for KVM on PowerVM(KoP) feature.