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Diffstat (limited to 'Documentation/tools/rtla/common_timerlat_options.rst')
| -rw-r--r-- | Documentation/tools/rtla/common_timerlat_options.rst | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/Documentation/tools/rtla/common_timerlat_options.rst b/Documentation/tools/rtla/common_timerlat_options.rst index d3255ed70195..090700a6ae9f 100644 --- a/Documentation/tools/rtla/common_timerlat_options.rst +++ b/Documentation/tools/rtla/common_timerlat_options.rst @@ -27,12 +27,16 @@ *cyclictest* sets this value to *0* by default, use **--dma-latency** *0* to have similar results. +**-k**, **--kernel-threads** + + Use timerlat kernel-space threads, in contrast of **-u**. + **-u**, **--user-threads** Set timerlat to run without a workload, and then dispatches user-space workloads to wait on the timerlat_fd. Once the workload is awakes, it goes to sleep again adding so the measurement for the kernel-to-user and user-to-kernel to the tracer - output. + output. **--user-threads** will be used unless the user specify **-k**. **-U**, **--user-load** |