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-rw-r--r--arch/x86/xen/p2m.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/x86/xen/p2m.c b/arch/x86/xen/p2m.c
index c059ca1c8293..bfc08b13044b 100644
--- a/arch/x86/xen/p2m.c
+++ b/arch/x86/xen/p2m.c
@@ -79,10 +79,14 @@
#include <xen/balloon.h>
#include <xen/grant_table.h>
-#include "p2m.h"
#include "multicalls.h"
#include "xen-ops.h"
+#define P2M_MID_PER_PAGE (PAGE_SIZE / sizeof(unsigned long *))
+#define P2M_TOP_PER_PAGE (PAGE_SIZE / sizeof(unsigned long **))
+
+#define MAX_P2M_PFN (P2M_TOP_PER_PAGE * P2M_MID_PER_PAGE * P2M_PER_PAGE)
+
#define PMDS_PER_MID_PAGE (P2M_MID_PER_PAGE / PTRS_PER_PTE)
unsigned long *xen_p2m_addr __read_mostly;