x86: add feature macros for the gbpages cpuid bit

Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

1 files changed, 2 insertions, 0 deletions

diff --git a/include/asm-x86/cpufeature.h b/include/asm-x86/cpufeature.h
index 3adc9cf0f391..065e92966c7c 100644
--- a/include/asm-x86/cpufeature.h
+++ b/include/asm-x86/cpufeature.h
@@ -46,6 +46,7 @@
 #define X86_FEATURE_MP          (1*32+19) /* MP Capable. */
 #define X86_FEATURE_NX          (1*32+20) /* Execute Disable */
 #define X86_FEATURE_MMXEXT      (1*32+22) /* AMD MMX extensions */
+#define X86_FEATURE_GBPAGES     (1*32+26) /* GB pages */
 #define X86_FEATURE_RDTSCP      (1*32+27) /* RDTSCP */
 #define X86_FEATURE_LM          (1*32+29) /* Long Mode (x86-64) */
 #define X86_FEATURE_3DNOWEXT    (1*32+30) /* AMD 3DNow! extensions */
@@ -179,6 +180,7 @@ extern const char * const x86_power_flags[32];
 #define cpu_has_pebs            boot_cpu_has(X86_FEATURE_PEBS)
 #define cpu_has_clflush         boot_cpu_has(X86_FEATURE_CLFLSH)
 #define cpu_has_bts             boot_cpu_has(X86_FEATURE_BTS)
+#define cpu_has_gbpages         boot_cpu_has(X86_FEATURE_GBPAGES)
 
 #if defined(CONFIG_X86_INVLPG) || defined(CONFIG_X86_64)
 # define cpu_has_invlpg         1