[PATCH v2 2/3] Documentation: tracing: Add PCI controller event documentation

[Bagas Sanjaya]

On Fri, Jan 09, 2026 at 11:29:48AM +0800, Shawn Lin wrote:
>  Documentation/trace/events-pci-conotroller.rst | 41 ++++++++++++++++++++++++++

Missing toctree entry in Documentation/trace/index.rst.

> +Available Tracepoints
> +=====================
> +
> +pcie_ltssm_state_transition
> +-----------------------

Please match section underline length.

> +**Example Usage**:
> +
> +    # Enable the tracepoint
> +    echo 1 > /sys/kernel/debug/tracing/events/pci/pcie_ltssm_state_transition/enable
> +
> +    # Monitor events (the following output is generated when a device is linking)
> +    cat /sys/kernel/debug/tracing/trace_pipe
> +       kworker/0:0-9       [000] .....     5.600221: pcie_ltssm_state_transition: dev: a40000000.pcie state: RCVRY_EQ2 rate: 8.0 GT/s

Wrap above example snippets in literal code block (use double colon).

Thanks.

-- 
An old man doll... just what I always wanted! - Clara
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