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-rw-r--r--arch/x86/Kconfig.cpu38
1 files changed, 20 insertions, 18 deletions
diff --git a/arch/x86/Kconfig.cpu b/arch/x86/Kconfig.cpu
index 1b03fe6919a..f8843c3ae77 100644
--- a/arch/x86/Kconfig.cpu
+++ b/arch/x86/Kconfig.cpu
@@ -426,17 +426,9 @@ menuconfig PROCESSOR_SELECT
This lets you choose what x86 vendor support code your kernel
will include.
-config CPU_SUP_INTEL_32
+config CPU_SUP_INTEL
default y
bool "Support Intel processors" if PROCESSOR_SELECT
- depends on !64BIT
- help
- This enables extended support for Intel processors
-
-config CPU_SUP_INTEL_64
- default y
- bool "Support Intel processors" if PROCESSOR_SELECT
- depends on 64BIT
help
This enables extended support for Intel processors
@@ -447,17 +439,9 @@ config CPU_SUP_CYRIX_32
help
This enables extended support for Cyrix processors
-config CPU_SUP_AMD_32
- default y
- bool "Support AMD processors" if PROCESSOR_SELECT
- depends on !64BIT
- help
- This enables extended support for AMD processors
-
-config CPU_SUP_AMD_64
+config CPU_SUP_AMD
default y
bool "Support AMD processors" if PROCESSOR_SELECT
- depends on 64BIT
help
This enables extended support for AMD processors
@@ -488,3 +472,21 @@ config CPU_SUP_UMC_32
depends on !64BIT
help
This enables extended support for UMC processors
+
+config X86_DS
+ bool "Debug Store support"
+ default y
+ help
+ Add support for Debug Store.
+ This allows the kernel to provide a memory buffer to the hardware
+ to store various profiling and tracing events.
+
+config X86_PTRACE_BTS
+ bool "ptrace interface to Branch Trace Store"
+ default y
+ depends on (X86_DS && X86_DEBUGCTLMSR)
+ help
+ Add a ptrace interface to allow collecting an execution trace
+ of the traced task.
+ This collects control flow changes in a (cyclic) buffer and allows
+ debuggers to fill in the gaps and show an execution trace of the debuggee.