[PATCH v3 1/1] dts: add methods for modifying MTU to testpmd shell

[Juraj Linkeš]

> diff --git a/dts/framework/remote_session/testpmd_shell.py b/dts/framework/remote_session/testpmd_shell.py
> index ca24b28070..c1462ba2d3 100644
> --- a/dts/framework/remote_session/testpmd_shell.py
> +++ b/dts/framework/remote_session/testpmd_shell.py
> @@ -888,6 +888,51 @@ def show_port_stats(self, port_id: int) -> TestPmdPortStats:

> +    def set_port_mtu_all(self, mtu: int, verify: bool = True) -> None:
> +        """Change the MTU of all ports using testpmd.
> +
> +        Runs :meth:`set_port_mtu` for every port that testpmd is aware of.
> +
> +        Args:
> +            mtu: Desired value for the MTU to be set to.
> +            verify: Whether to verify that setting the MTU on each port was successful or not.
> +                Defaults to :data:`True`.
> +
> +        Raises:
> +            InteractiveCommandExecutionError: If `verify` is :data:`True` and the MTU was not
> +                properly updated on at least one port.
> +        """
> +        if self._app_params.ports is not None:

We should utilize the port info caching patch here:
https://patches.dpdk.org/project/dpdk/patch/20240823074137.13989-1-juraj.linkes@pantheon.tech/

Other than that, the patch looks good.

> +            for port_id in range(len(self._app_params.ports)):
> +                self.set_port_mtu(port_id, mtu, verify)
> +
>       def _close(self) -> None:
>           """Overrides :meth:`~.interactive_shell.close`."""
>           self.stop()