Re: [PATCH -next v2] firmware: xilinx: Mark pm_api_features_map with static keyword

From: Greg KH
Date: Tue Dec 01 2020 - 16:25:49 EST


On Tue, Dec 01, 2020 at 01:03:59PM +0100, Michal Simek wrote:
>
>
> On 01. 12. 20 12:51, Zou Wei wrote:
> > Fix the following sparse warning:
> >
> > drivers/firmware/xilinx/zynqmp.c:32:1: warning: symbol 'pm_api_features_map' was not declared. Should it be static?
> >
> > Signed-off-by: Zou Wei <zou_wei@xxxxxxxxxx>
> > ---
> > drivers/firmware/xilinx/zynqmp.c | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/drivers/firmware/xilinx/zynqmp.c b/drivers/firmware/xilinx/zynqmp.c
> > index d08ac82..fd95ede 100644
> > --- a/drivers/firmware/xilinx/zynqmp.c
> > +++ b/drivers/firmware/xilinx/zynqmp.c
> > @@ -29,7 +29,7 @@
> > #define PM_API_FEATURE_CHECK_MAX_ORDER 7
> >
> > static bool feature_check_enabled;
> > -DEFINE_HASHTABLE(pm_api_features_map, PM_API_FEATURE_CHECK_MAX_ORDER);
> > +static DEFINE_HASHTABLE(pm_api_features_map, PM_API_FEATURE_CHECK_MAX_ORDER);
> >
> > /**
> > * struct pm_api_feature_data - PM API Feature data
> >
>
> The patch is good but I am missing fixed tag to get it to LTS.

Why is this needed for any stable kernel release? It's a sparse
warning, no one trips across those in stable kernels...

thanks,

greg k-h