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-rw-r--r--arch/Kconfig14
1 files changed, 14 insertions, 0 deletions
diff --git a/arch/Kconfig b/arch/Kconfig
index b0fabfa864ff..2651af48b2e5 100644
--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -13,6 +13,20 @@ config OPROFILE
13 13
14 If unsure, say N. 14 If unsure, say N.
15 15
16config OPROFILE_IBS
17 bool "OProfile AMD IBS support (EXPERIMENTAL)"
18 default n
19 depends on OPROFILE && SMP && X86
20 help
21 Instruction-Based Sampling (IBS) is a new profiling
22 technique that provides rich, precise program performance
23 information. IBS is introduced by AMD Family10h processors
24 (AMD Opteron Quad-Core processor “Barcelona”) to overcome
25 the limitations of conventional performance counter
26 sampling.
27
28 If unsure, say N.
29
16config HAVE_OPROFILE 30config HAVE_OPROFILE
17 def_bool n 31 def_bool n
18 32