Re: [PATCH] block: partitions: mac: Mark mac_fix_string() as __maybe_unused

From: Jens Axboe
Date: Fri May 19 2017 - 11:28:02 EST


On 05/18/2017 07:24 PM, Matthias Kaehlcke wrote:
> The function is only used when CONFIG_PPC_PMAC=y. Adding the attribute
> fixes the following warning when building with clang:
>
> block/partitions/mac.c:22:20: error: unused function 'mac_fix_string'
> [-Werror,-Wunused-function]
>
> Signed-off-by: Matthias Kaehlcke <mka@xxxxxxxxxxxx>
> ---
> block/partitions/mac.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/block/partitions/mac.c b/block/partitions/mac.c
> index 621317ac4d59..57483faddaac 100644
> --- a/block/partitions/mac.c
> +++ b/block/partitions/mac.c
> @@ -19,7 +19,7 @@ extern void note_bootable_part(dev_t dev, int part, int goodness);
> * Code to understand MacOS partition tables.
> */
>
> -static inline void mac_fix_string(char *stg, int len)
> +static inline void __maybe_unused mac_fix_string(char *stg, int len)
> {
> int i;
>

Or just put the function inside an CONFIG_PPC_PMAC section?

--
Jens Axboe