xen/x86: allow non-SMP builds of blktap2 to succeed

c/s 893 introduced a regression here, since xen_invlpg_all() is an
SMP-only function.

Signed-off-by: Jan Beulich <jbeulich@novell.com>

diff --git a/include/asm-i386/mach-xen/asm/hypervisor.h b/include/asm-i386/mach-xen/asm/hypervisor.h
index d3376f23f9a0983ed3ea99191a99b0e1c7cbaff8..b38ab1b2d3fe8fc16c59bd89427515b7caadf173 100644 (file)
--- a/include/asm-i386/mach-xen/asm/hypervisor.h
+++ b/include/asm-i386/mach-xen/asm/hypervisor.h
@@ -114,6 +114,9 @@ void xen_tlb_flush_all(void);
 void xen_invlpg_all(unsigned long ptr);
 void xen_tlb_flush_mask(cpumask_t *mask);
 void xen_invlpg_mask(cpumask_t *mask, unsigned long ptr);
+#else
+#define xen_tlb_flush_all xen_tlb_flush
+#define xen_invlpg_all xen_invlpg
 #endif
 
 /* Returns zero on success else negative errno. */