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-rw-r--r--lib/Kconfig.debug11
1 files changed, 11 insertions, 0 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index 640844024ffd..f3e0c2abcbd0 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -283,6 +283,17 @@ config LOCKDEP
select KALLSYMS
select KALLSYMS_ALL
+config LOCK_STAT
+ bool "Lock usage statisitics"
+ depends on DEBUG_KERNEL && TRACE_IRQFLAGS_SUPPORT && STACKTRACE_SUPPORT && LOCKDEP_SUPPORT
+ select LOCKDEP
+ select DEBUG_SPINLOCK
+ select DEBUG_MUTEXES
+ select DEBUG_LOCK_ALLOC
+ default n
+ help
+ This feature enables tracking lock contention points
+
config DEBUG_LOCKDEP
bool "Lock dependency engine debugging"
depends on DEBUG_KERNEL && LOCKDEP