Re: [PATCH 7/8] module: add core_param_unsafe

[Rusty Russell]

Dmitry Torokhov <dmitry.torok...@gmail.com> writes:
> Similarly to module_param_unsafe(), add the helper to be used by core
> code wishing to expose unsafe debugging or testing parameters that taint
> the kernel when set.
>
> Signed-off-by: Dmitry Torokhov <dmitry.torok...@gmail.com>

Acked-by: Rusty Russell <ru...@rustcorp.com.au>

Thanks,
Rusty.

> ---
>  include/linux/moduleparam.h | 9 +++++++++
>  1 file changed, 9 insertions(+)
>
> diff --git a/include/linux/moduleparam.h b/include/linux/moduleparam.h
> index 1392370..6480dca 100644
> --- a/include/linux/moduleparam.h
> +++ b/include/linux/moduleparam.h
> @@ -310,6 +310,15 @@ static inline void __kernel_param_unlock(void)
>  #define core_param(name, var, type, perm)                            \
>       param_check_##type(name, &(var));                               \
>       __module_param_call("", name, &param_ops_##type, &var, perm, -1, 0)
> +
> +/**
> + * core_param_unsafe - same as core_param but taints kernel
> + */
> +#define core_param_unsafe(name, var, type, perm)             \
> +     param_check_##type(name, &(var));                               \
> +     __module_param_call("", name, &param_ops_##type, &var, perm,    \
> +                         -1, KERNEL_PARAM_FL_UNSAFE)
> +
>  #endif /* !MODULE */
>  
>  /**
> -- 
> 2.2.0.rc0.207.ga3a616c
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