Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/j.anaszewski...

[linux-2.6-block.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 f5c6bd2541ef4d16c6f3b26cee01cc013d50055d..90a8d2336cebff5eb00c0c507811f973cb112017 100644 (file)
--- a/arch/arm64/include/asm/kvm_host.h
+++ b/arch/arm64/include/asm/kvm_host.h
@@ -46,6 +46,8 @@
 int __attribute_const__ kvm_target_cpu(void);
 int kvm_reset_vcpu(struct kvm_vcpu *vcpu);
 int kvm_arch_dev_ioctl_check_extension(long ext);
+unsigned long kvm_hyp_reset_entry(void);
+void __extended_idmap_trampoline(phys_addr_t boot_pgd, phys_addr_t idmap_start);
 
 struct kvm_arch {
        /* The VMID generation used for the virt. memory system */
@@ -352,7 +354,17 @@ static inline void __cpu_init_hyp_mode(phys_addr_t boot_pgd_ptr,
                       hyp_stack_ptr, vector_ptr);
 }
 
-static inline void kvm_arch_hardware_disable(void) {}
+static inline void __cpu_reset_hyp_mode(phys_addr_t boot_pgd_ptr,
+                                       phys_addr_t phys_idmap_start)
+{
+       /*
+        * Call reset code, and switch back to stub hyp vectors.
+        * Uses __kvm_call_hyp() to avoid kaslr's kvm_ksym_ref() translation.
+        */
+       __kvm_call_hyp((void *)kvm_hyp_reset_entry(),
+                      boot_pgd_ptr, phys_idmap_start);
+}
+
 static inline void kvm_arch_hardware_unsetup(void) {}
 static inline void kvm_arch_sync_events(struct kvm *kvm) {}
 static inline void kvm_arch_vcpu_uninit(struct kvm_vcpu *vcpu) {}