X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=lib%2FKconfig.debug;h=14fb355e3caacc1311adfcaf52435e974c715dce;hb=b59cfbf77dc8368c2c90b012c79553613f4d70c3;hp=a60109307d329dda8d0a616018a83090499fcced;hpb=529a73fbaeee2f3bd932be8b54665994133be6ae;p=linux-2.6

diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index a60109307d..14fb355e3c 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -517,4 +517,18 @@ config FAULT_INJECTION_STACKTRACE_FILTER
 	help
 	  Provide stacktrace filter for fault-injection capabilities
 
+config LATENCYTOP
+	bool "Latency measuring infrastructure"
+	select FRAME_POINTER if !MIPS
+	select KALLSYMS
+	select KALLSYMS_ALL
+	select STACKTRACE
+	select SCHEDSTATS
+	select SCHED_DEBUG
+	depends on X86 || X86_64
+	help
+	  Enable this option if you want to use the LatencyTOP tool
+	  to find out which userspace is blocking on what kernel operations.
+
+
 source "samples/Kconfig"