diff options
Diffstat (limited to 'kernel/trace/Kconfig')
| -rw-r--r-- | kernel/trace/Kconfig | 11 |
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 |