X-Git-Url: http://git.samba.org/samba.git/?a=blobdiff_plain;f=arch%2Fx86%2FKconfig.cpu;fp=arch%2Fx86%2FKconfig.cpu;h=1b29d6a87563257a09a43573779360d9bd454062;hb=81faaae45701484bd7368336e02f2a846153b22f;hp=ab77d409fee051f477e046c03892cc84d5b02649;hpb=f69feff720497237ae9dd2f4604921bd3080c421;p=sfrench%2Fcifs-2.6.git

diff --git a/arch/x86/Kconfig.cpu b/arch/x86/Kconfig.cpu
index ab77d409fee0..1b29d6a87563 100644
--- a/arch/x86/Kconfig.cpu
+++ b/arch/x86/Kconfig.cpu
@@ -477,3 +477,21 @@ 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.