X-Git-Url: http://git.cascardo.info/?p=cascardo%2Flinux.git;a=blobdiff_plain;f=include%2Flinux%2Fmm.h;h=3056369bab1d766a8a5e1b5b72f12fb58e9d2a53;hp=54d173bcc3279c9e4f6dc6b095895860e31ca9f6;hb=8f62c883222c9e3c06d60b5e55e307a3d1f18257;hpb=63c17fb8e5a46a16e10e82005748837fd11a2024

diff --git a/include/linux/mm.h b/include/linux/mm.h
index 54d173bcc327..3056369bab1d 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -183,6 +183,13 @@ extern unsigned int kobjsize(const void *objp);
 
 #if defined(CONFIG_X86)
 # define VM_PAT		VM_ARCH_1	/* PAT reserves whole VMA at once (x86) */
+#if defined (CONFIG_X86_INTEL_MEMORY_PROTECTION_KEYS)
+# define VM_PKEY_SHIFT	VM_HIGH_ARCH_BIT_0
+# define VM_PKEY_BIT0	VM_HIGH_ARCH_0	/* A protection key is a 4-bit value */
+# define VM_PKEY_BIT1	VM_HIGH_ARCH_1
+# define VM_PKEY_BIT2	VM_HIGH_ARCH_2
+# define VM_PKEY_BIT3	VM_HIGH_ARCH_3
+#endif
 #elif defined(CONFIG_PPC)
 # define VM_SAO		VM_ARCH_1	/* Strong Access Ordering (powerpc) */
 #elif defined(CONFIG_PARISC)