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-rw-r--r--arch/Kconfig32
1 files changed, 23 insertions, 9 deletions
diff --git a/arch/Kconfig b/arch/Kconfig
index 364c6dadde0a..e6ab550bceb3 100644
--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -13,8 +13,22 @@ 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
+ bool
config KPROBES
bool "Kprobes"
@@ -28,7 +42,7 @@ config KPROBES
If in doubt, say "N".
config HAVE_EFFICIENT_UNALIGNED_ACCESS
- def_bool n
+ bool
help
Some architectures are unable to perform unaligned accesses
without the use of get_unaligned/put_unaligned. Others are
@@ -51,13 +65,13 @@ config KRETPROBES
depends on KPROBES && HAVE_KRETPROBES
config HAVE_IOREMAP_PROT
- def_bool n
+ bool
config HAVE_KPROBES
- def_bool n
+ bool
config HAVE_KRETPROBES
- def_bool n
+ bool
#
# An arch should select this if it provides all these things:
@@ -75,16 +89,16 @@ config HAVE_KRETPROBES
# signal delivery calls tracehook_signal_handler()
#
config HAVE_ARCH_TRACEHOOK
- def_bool n
+ bool
config HAVE_DMA_ATTRS
- def_bool n
+ bool
config USE_GENERIC_SMP_HELPERS
- def_bool n
+ bool
config HAVE_CLK
- def_bool n
+ bool
help
The <linux/clk.h> calls support software clock gating and
thus are a key power management tool on many systems.