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-rw-r--r--kernel/trace/Kconfig11
1 files changed, 11 insertions, 0 deletions
diff --git a/kernel/trace/Kconfig b/kernel/trace/Kconfig
index 434c840e2d82..b8395a020821 100644
--- a/kernel/trace/Kconfig
+++ b/kernel/trace/Kconfig
@@ -160,6 +160,17 @@ config FUNCTION_GRAPH_TRACER
address on the current task structure into a stack of calls.
+config PREEMPTIRQ_EVENTS
+ bool "Enable trace events for preempt and irq disable/enable"
+ select TRACE_IRQFLAGS
+ depends on DEBUG_PREEMPT || !PROVE_LOCKING
+ default n
+ help
+ Enable tracing of disable and enable events for preemption and irqs.
+ For tracing preempt disable/enable events, DEBUG_PREEMPT must be
+ enabled. For tracing irq disable/enable events, PROVE_LOCKING must
+ be disabled.
+
config IRQSOFF_TRACER
bool "Interrupts-off Latency Tracer"
default n