RE: [PATCH V4 1/2] x86/msr: expose msr_flip_bit function

[Liang, Kan]

> > -static inline int __flip_bit(u32 msr, u8 bit, bool set)
> > +int msr_flip_bit(u32 msr, u8 bit, bool set)
> >  {
> >     struct msr m, m1;
> >     int err = -EINVAL;
> > @@ -85,6 +85,7 @@ static inline int __flip_bit(u32 msr, u8 bit, bool
> > set)
> >
> >     return 1;
> >  }
> > +EXPORT_SYMBOL_GPL(msr_flip_bit);
> 
> That export is not required. The call site is always built in.
> 

If so, msr_set_bit/msr_clear_bit should be enough for our requirement.
msr_flip_bit is just a duplicate interface.
I think I will drop this patch.

Thanks,
Kan