x86: add X86_FEATURE_IBS cpu feature

This adds IBS to the cpu feature flags allowing Perfmon and OProfile
to use cpu_has().

Signed-off-by: Robert Richter <robert.richter@amd.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

diff --git a/include/asm-x86/cpufeature.h b/include/asm-x86/cpufeature.h
index 0d609c837a41575fe8ce75cd4140f2efa99554cb..e2469a781950bf9f9b097eb10f0448595658a34c 100644 (file)
--- a/include/asm-x86/cpufeature.h
+++ b/include/asm-x86/cpufeature.h
@@ -106,6 +106,7 @@
 /* More extended AMD flags: CPUID level 0x80000001, ecx, word 6 */
 #define X86_FEATURE_LAHF_LM    (6*32+ 0) /* LAHF/SAHF in long mode */
 #define X86_FEATURE_CMP_LEGACY (6*32+ 1) /* If yes HyperThreading not valid */
+#define X86_FEATURE_IBS                (6*32+ 10) /* Instruction Based Sampling */
 
 /*
  * Auxiliary flags: Linux defined - For features scattered in various