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Diffstat (limited to 'Documentation/trace/timerlat-tracer.rst')
| -rw-r--r-- | Documentation/trace/timerlat-tracer.rst | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/Documentation/trace/timerlat-tracer.rst b/Documentation/trace/timerlat-tracer.rst index 64d1fe6e9b93..d643c95c01eb 100644 --- a/Documentation/trace/timerlat-tracer.rst +++ b/Documentation/trace/timerlat-tracer.rst @@ -74,8 +74,9 @@ directory. The timerlat configs are: - stop_tracing_total_us: stop the system tracing if a timer latency at the *thread* context is higher than the configured value happens. Writing 0 disables this option. - - print_stack: save the stack of the IRQ occurrence, and print - it after the *thread context* event". + - print_stack: save the stack of the IRQ occurrence. The stack is printed + after the *thread context* event, or at the IRQ handler if *stop_tracing_us* + is hit. timerlat and osnoise ---------------------------- |