xen: refactor xen_{alloc,release}_{pt,pd}()

[sfrench/cifs-2.6.git] / arch / x86 / xen / mmu.h

diff --git a/arch/x86/xen/mmu.h b/arch/x86/xen/mmu.h
index c9ff27f3ac3a451a6c57f102c1e4767295cbfa15..b5e189b1519dcc6bab65590620b9aeabb056282a 100644 (file)
--- a/arch/x86/xen/mmu.h
+++ b/arch/x86/xen/mmu.h
@@ -3,6 +3,13 @@
 #include <linux/linkage.h>
 #include <asm/page.h>
 
+enum pt_level {
+       PT_PGD,
+       PT_PUD,
+       PT_PMD,
+       PT_PTE
+};
+
 /*
  * Page-directory addresses above 4GB do not fit into architectural %cr3.
  * When accessing %cr3, or equivalent field in vcpu_guest_context, guests