xen: create xen_create/destroy_contiguous_region() stubs for PVHVM only builds

xen_create_contiguous_region()/xen_create_contiguous_region() are PV-only,
they both contain xen_feature(XENFEAT_auto_translated_physmap) check and
bail in the very beginning.

Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Reviewed-by: Juergen Gross <jgross@suse.com>
Signed-off-by: Juergen Gross <jgross@suse.com>

1 files changed, 14 insertions, 0 deletions

diff --git a/include/xen/xen-ops.h b/include/xen/xen-ops.h
index b5486e648607..f93911452f9e 100644
--- a/include/xen/xen-ops.h
+++ b/include/xen/xen-ops.h
@@ -34,11 +34,25 @@ u64 xen_steal_clock(int cpu);
 int xen_setup_shutdown_event(void);
 
 extern unsigned long *xen_contiguous_bitmap;
+
+#ifdef CONFIG_XEN_PV
 int xen_create_contiguous_region(phys_addr_t pstart, unsigned int order,
                                 unsigned int address_bits,
                                 dma_addr_t *dma_handle);
 
 void xen_destroy_contiguous_region(phys_addr_t pstart, unsigned int order);
+#else
+static inline int xen_create_contiguous_region(phys_addr_t pstart,
+                                               unsigned int order,
+                                               unsigned int address_bits,
+                                               dma_addr_t *dma_handle)
+{
+        return 0;
+}
+
+static inline void xen_destroy_contiguous_region(phys_addr_t pstart,
+                                                 unsigned int order) { }
+#endif
 
 struct vm_area_struct;