Subject: Re: [PATCH] powerpc: inline current_stack_pointer()

From: Segher Boessenkool <[email-masked]>
Date: Mon, 23 May 2016 15:22:14 -0500

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.

Segher