Merge remote-tracking branch 'asoc/fix/rt286' into asoc-linus

[sfrench/cifs-2.6.git] / arch / arm64 / include / asm / kvm_host.h

diff --git a/arch/arm64/include/asm/kvm_host.h b/arch/arm64/include/asm/kvm_host.h
index 5e19165c5fa8b86002f0308812a0c49199a91b44..1f252a95bc02979cc8c6f01425e26e44f34c1990 100644 (file)
--- a/arch/arm64/include/asm/kvm_host.h
+++ b/arch/arm64/include/asm/kvm_host.h
@@ -24,6 +24,7 @@
 
 #include <linux/types.h>
 #include <linux/kvm_types.h>
+#include <asm/cpufeature.h>
 #include <asm/kvm.h>
 #include <asm/kvm_asm.h>
 #include <asm/kvm_mmio.h>
@@ -355,9 +356,12 @@ static inline void __cpu_init_hyp_mode(phys_addr_t pgd_ptr,
                                       unsigned long vector_ptr)
 {
        /*
-        * Call initialization code, and switch to the full blown
-        * HYP code.
+        * Call initialization code, and switch to the full blown HYP code.
+        * If the cpucaps haven't been finalized yet, something has gone very
+        * wrong, and hyp will crash and burn when it uses any
+        * cpus_have_const_cap() wrapper.
         */
+       BUG_ON(!static_branch_likely(&arm64_const_caps_ready));
        __kvm_call_hyp((void *)pgd_ptr, hyp_stack_ptr, vector_ptr);
 }