Merge branch 'x86/oprofile' into oprofile

[sfrench/cifs-2.6.git] / arch / Kconfig

diff --git a/arch/Kconfig b/arch/Kconfig
index 364c6dadde0a6b6ed988f15294f799240b292a68..0267babe5eb9dc6a6c79f2347234b7d78aafc2e8 100644 (file)
--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -13,6 +13,20 @@ config OPROFILE
 
          If unsure, say N.
 
+config OPROFILE_IBS
+       bool "OProfile AMD IBS support (EXPERIMENTAL)"
+       default n
+       depends on OPROFILE && SMP && X86
+       help
+          Instruction-Based Sampling (IBS) is a new profiling
+          technique that provides rich, precise program performance
+          information. IBS is introduced by AMD Family10h processors
+          (AMD Opteron Quad-Core processor “Barcelona”) to overcome
+          the limitations of conventional performance counter
+          sampling.
+
+         If unsure, say N.
+
 config HAVE_OPROFILE
        def_bool n