[PATCH] powerpc: inline current_stack_pointer()

Christophe Leroy christophe.leroy at c-s.fr
Tue May 24 15:39:59 AEST 2016


Le 23/05/2016 à 22:22, Segher Boessenkool a écrit :
> On Mon, May 23, 2016 at 10:46:02AM +0200, Christophe Leroy wrote:
>> +static inline unsigned long current_stack_pointer(void)
>> +{
>> +	register unsigned long *ptr asm("r1");
>> +
>> +	return *ptr;
>> +}
> Register asm is only guaranteed to work as input to inline asm.  NAK.
>
Does it mean that the following declaration in 
arch/powerpc/include/asm/paca.h is wrong too ?

register struct paca_struct *local_paca asm("r13");

Christophe


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