powerpc: Export kvm_guest static key, for bcachefs six locks

bcachefs's six locks need kvm_guest, via
 ower_on_cpu() ->  vcpu_is_preempted() -> is_kvm_guest()

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
Cc: linuxppc-dev@lists.ozlabs.org
Acked-by: Michael Ellerman <mpe@ellerman.id.au> (powerpc)

diff --git a/arch/powerpc/kernel/firmware.c b/arch/powerpc/kernel/firmware.c
index 20328f72f9f2ba2965da1f3148ff4f533f4564cd..8987eee33dc8f2319da9d0285fd85846a81131a5 100644 (file)
--- a/arch/powerpc/kernel/firmware.c
+++ b/arch/powerpc/kernel/firmware.c
@@ -23,6 +23,8 @@ EXPORT_SYMBOL_GPL(powerpc_firmware_features);
 
 #if defined(CONFIG_PPC_PSERIES) || defined(CONFIG_KVM_GUEST)
 DEFINE_STATIC_KEY_FALSE(kvm_guest);
+EXPORT_SYMBOL_GPL(kvm_guest);
+
 int __init check_kvm_guest(void)
 {
        struct device_node *hyper_node;