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Enable the kernel to trace a function at both its return
and its entry.
- It's first purpose is to trace the duration of functions and
- draw a call graph for each thread with some informations like
- the return value.
- This is done by setting the current return address on the current
- task structure into a stack of calls.
+ Its first purpose is to trace the duration of functions and
+ draw a call graph for each thread with some information like
+ the return value. This is done by setting the current return
+ address on the current task structure into a stack of calls.
+
config IRQSOFF_TRACER
bool "Interrupts-off Latency Tracer"
default n