Re: [RFT PATCH -next v3] [BUGFIX] kprobes: Fix "Failed to find blacklist" error on ia64 and ppc64

[Michael Ellerman <michael@xxxxxxxxxxxxxx>]

On Fri, 2014-06-06 at 15:38 +0900, Masami Hiramatsu wrote:
> Ping?
> 
> I guess this should go to 3.16 branch, shouldn't it?

> > diff --git a/arch/powerpc/include/asm/types.h b/arch/powerpc/include/asm/types.h
> > index bfb6ded..8b89d65 100644
> > --- a/arch/powerpc/include/asm/types.h
> > +++ b/arch/powerpc/include/asm/types.h
> > @@ -25,6 +25,17 @@ typedef struct {
> >  	unsigned long env;
> >  } func_descr_t;
> >  
> > +#if defined(CONFIG_PPC64) && (!defined(_CALL_ELF) || _CALL_ELF == 1)
> > +/*
> > + * On PPC64 ABIv1 the function pointer actually points to the
> > + * function's descriptor. The first entry in the descriptor is the
> > + * address of the function text.
> > + */
> > +#define function_entry(fn)	(((func_descr_t *)(fn))->entry)
> > +#else
> > +#define function_entry(fn)	((unsigned long)(fn))
> > +#endif

We already have ppc_function_entry(), can't you use that?

cheers


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