[PATCH] xen/pvh: add missing prototype to header

[Juergen Gross <jgross@xxxxxxxx>]

The prototype of mem_map_via_hcall() is missing in its header, so add
it.

Reported-by: kernel test robot <lkp@xxxxxxxxx>
Fixes: a43fb7da53007e67ad ("xen/pvh: Move Xen code for getting mem map via 
hcall out of common file")
Signed-off-by: Juergen Gross <jgross@xxxxxxxx>
---
 arch/x86/include/asm/xen/hypervisor.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/x86/include/asm/xen/hypervisor.h 
b/arch/x86/include/asm/xen/hypervisor.h
index 4957f59deb40..5adab895127e 100644
--- a/arch/x86/include/asm/xen/hypervisor.h
+++ b/arch/x86/include/asm/xen/hypervisor.h
@@ -64,6 +64,7 @@ void xen_arch_unregister_cpu(int num);
 
 #ifdef CONFIG_PVH
 void __init xen_pvh_init(struct boot_params *boot_params);
+void __init mem_map_via_hcall(struct boot_params *boot_params_p);
 #endif
 
 #endif /* _ASM_X86_XEN_HYPERVISOR_H */
-- 
2.26.2