xen: include correct header for xen_pfn_t definition.

Fixes build breakage:

In file included from arch/x86/xen/xen-ops.h:7:0,
                 from arch/x86/xen/platform-pci-unplug.c:27:
include/xen/xen-ops.h:29:11: error: unknown type name 'xen_pfn_t'

Signed-off-by: Ian Campbell <ijc@hellion.org.uk>
Reported-by: Fengguang Wu <fengguang.wu@intel.com>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>

diff --git a/include/xen/xen-ops.h b/include/xen/xen-ops.h
index ee188eb555b6b2d5dce2de994aec7619fa680064..a50e7bee891203e52cf489763327face535d8d30 100644 (file)
--- a/include/xen/xen-ops.h
+++ b/include/xen/xen-ops.h
@@ -2,6 +2,7 @@
 #define INCLUDE_XEN_OPS_H
 
 #include <linux/percpu.h>
+#include <asm/xen/interface.h>
 
 DECLARE_PER_CPU(struct vcpu_info *, xen_vcpu);