[PATCH 10/33] arm_mpam: Add probe/remove for mpam msc driver and kbuild boiler plate

Markus Elfring Markus.Elfring at web.de
Fri Aug 22 12:15:12 PDT 2025


…
> +++ b/drivers/resctrl/mpam_devices.c
> @@ -0,0 +1,336 @@
…
> +static void mpam_msc_drv_remove(struct platform_device *pdev)
> +{
…
> +	mutex_lock(&mpam_list_lock);
> +	mpam_num_msc--;
…
> +	devm_kfree(&pdev->dev, msc);
> +	mutex_unlock(&mpam_list_lock);
> +}
…

Under which circumstances would you become interested to apply a statement
like “guard(mutex)(&mpam_list_lock);”?
https://elixir.bootlin.com/linux/v6.17-rc2/source/include/linux/mutex.h#L228

Regards,
Markus



More information about the linux-arm-kernel mailing list