Re: [PATCH 1/2] drivers core: Export driver_deferred_probe_check_state()

[Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>]

On Thu, Aug 05, 2021 at 09:21:08PM +0200, Paul Cercueil wrote:
> Export this function as a GPL symbol, so that it can be used from
> modules.
> 
> Signed-off-by: Paul Cercueil <paul@xxxxxxxxxxxxxxx>
> ---
>  drivers/base/dd.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/base/dd.c b/drivers/base/dd.c
> index daeb9b5763ae..658f1527a58b 100644
> --- a/drivers/base/dd.c
> +++ b/drivers/base/dd.c
> @@ -296,6 +296,7 @@ int driver_deferred_probe_check_state(struct device *dev)
>  
>  	return -EPROBE_DEFER;
>  }
> +EXPORT_SYMBOL_GPL(driver_deferred_probe_check_state);

Drivers should never need to mess with this, it is for only a small set
of busses to use only.

Why do you think this is needed by a driver?

thanks,

greg k-h