[PATCH v3 1/3] powerpc/rtas: Export rtas_error_rc

[Michael Ellerman]

Sam Bobroff <sbobroff at linux.ibm.com> writes:
> Export rtas_error_rc() so that it can be used by other users of
> rtas_call() (which is already exported).
>
> Signed-off-by: Sam Bobroff <sbobroff at linux.ibm.com>
> ---
> v3 * New in this version.
>
>  arch/powerpc/include/asm/rtas.h | 1 +
>  arch/powerpc/kernel/rtas.c      | 3 ++-
>  2 files changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/arch/powerpc/include/asm/rtas.h b/arch/powerpc/include/asm/rtas.h
> index 3c1887351c71..7c9e4d3635cf 100644
> --- a/arch/powerpc/include/asm/rtas.h
> +++ b/arch/powerpc/include/asm/rtas.h
> @@ -379,6 +379,7 @@ extern int rtas_set_rtc_time(struct rtc_time *rtc_time);
>  
>  extern unsigned int rtas_busy_delay_time(int status);
>  extern unsigned int rtas_busy_delay(int status);
> +extern int rtas_error_rc(int rtas_rc);
>  
>  extern int early_init_dt_scan_rtas(unsigned long node,
>  		const char *uname, int depth, void *data);
> diff --git a/arch/powerpc/kernel/rtas.c b/arch/powerpc/kernel/rtas.c
> index c5fa251b8950..238bf112d29a 100644
> --- a/arch/powerpc/kernel/rtas.c
> +++ b/arch/powerpc/kernel/rtas.c
> @@ -518,7 +518,7 @@ unsigned int rtas_busy_delay(int status)
>  }
>  EXPORT_SYMBOL(rtas_busy_delay);
>  
> -static int rtas_error_rc(int rtas_rc)
> +int rtas_error_rc(int rtas_rc)
>  {
>  	int rc;
>  
> @@ -546,6 +546,7 @@ static int rtas_error_rc(int rtas_rc)
>  	}
>  	return rc;
>  }
> +EXPORT_SYMBOL(rtas_error_rc);

Will it be used in a module somewhere?

AFAICS the only caller you add is built-in.

cheers