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-rw-r--r--arch/arm64/kvm/Kconfig13
1 files changed, 13 insertions, 0 deletions
diff --git a/arch/arm64/kvm/Kconfig b/arch/arm64/kvm/Kconfig
index 8a5fbbf084df..815cc118c675 100644
--- a/arch/arm64/kvm/Kconfig
+++ b/arch/arm64/kvm/Kconfig
@@ -56,4 +56,17 @@ config NVHE_EL2_DEBUG
If unsure, say N.
+config PROTECTED_NVHE_STACKTRACE
+ bool "Protected KVM hypervisor stacktraces"
+ depends on NVHE_EL2_DEBUG
+ default n
+ help
+ Say Y here to enable pKVM hypervisor stacktraces on hyp_panic()
+
+ If using protected nVHE mode, but cannot afford the associated
+ memory cost (less than 0.75 page per CPU) of pKVM stacktraces,
+ say N.
+
+ If unsure, or not using protected nVHE (pKVM), say N.
+
endif # VIRTUALIZATION