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-rw-r--r--lib/Kconfig.debug14
1 files changed, 14 insertions, 0 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index a60109307d32..14fb355e3caa 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"