Re: [PATCH] thermal: netlink: Fix parameter type of thermal_genl_cpu_capability_event() stub

From: Nathan Chancellor
Date: Mon Feb 07 2022 - 12:11:18 EST


On Mon, Feb 07, 2022 at 08:54:41AM -0800, srinivas pandruvada wrote:
> On Mon, 2022-02-07 at 09:38 -0700, Nathan Chancellor wrote:
> > When building with CONFIG_THERMAL_NETLINK=n, there is a spew of
> > warnings
> > along the lines of:
> >
> >   In file included from drivers/thermal/thermal_core.c:27:
> >   In file included from drivers/thermal/thermal_core.h:15:
> >   drivers/thermal/thermal_netlink.h:113:71: warning: declaration of
> > 'struct cpu_capability' will not be visible outside of this function
> > [-Wvisibility]
> >   static inline int thermal_genl_cpu_capability_event(int count,
> > struct cpu_capability *caps)
> >                                                                      
> >    ^
> >   1 warning generated.
> >
> > 'struct cpu_capability' is not forward declared anywhere in the
> > header.
> > As it turns out, this should really be 'struct
> > thermal_genl_cpu_caps',
> > which silences the warning and makes the parameter types of the stub
> > match the full function.
> Thanks for sending the patch. I was about to send this change.
> Since this patch target only linux-next, don't we need prefix:
> "[PATCH -next]" instead of "[PATCH]"?

I could probably get better about adding "-next" to the subject prefix
to make it easier for maintainers but I do include the commit that the
patch was based on at the bottom of the patch to accomplish the same
thing.

Thank you for the review!

Cheers,
Nathan

> >
> > Fixes: e4b1eb24ce5a ("thermal: netlink: Add a new event to notify CPU
> > capabilities change")
> > Reported-by: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>
> > Signed-off-by: Nathan Chancellor <nathan@xxxxxxxxxx>
> Reviewed-by: Srinivas Pandruvada <srinivas.pandruvada@xxxxxxxxxxxxxxx>
>
> > ---
> >  drivers/thermal/thermal_netlink.h | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/drivers/thermal/thermal_netlink.h
> > b/drivers/thermal/thermal_netlink.h
> > index 04d1adbbc012..1052f523188d 100644
> > --- a/drivers/thermal/thermal_netlink.h
> > +++ b/drivers/thermal/thermal_netlink.h
> > @@ -110,7 +110,7 @@ static inline int thermal_genl_sampling_temp(int
> > id, int temp)
> >         return 0;
> >  }
> >  
> > -static inline int thermal_genl_cpu_capability_event(int count,
> > struct cpu_capability *caps)
> > +static inline int thermal_genl_cpu_capability_event(int count,
> > struct thermal_genl_cpu_caps *caps)
> >  {
> >         return 0;
> >  }
> >
> > base-commit: 08615cb8c0e1deeca5489d672213fb205fa53c3b
>