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Commit acf620ec authored by Anton Blanchard's avatar Anton Blanchard Committed by Michael Ellerman
Browse files

powerpc: Rename __get_SP() to current_stack_pointer() 



Michael points out that __get_SP() is a pretty horrible
function name. Let's give it a better name.

Signed-off-by: default avatarAnton Blanchard <anton@samba.org>
Signed-off-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
parent bfe9a2cf

arch/powerpc/include/asm/perf_event.h

+1 −1
Original line number Diff line number Diff line
@@ -34,7 +34,7 @@ 
	do {							\

		(regs)->result = 0;				\

		(regs)->nip = __ip;				\

		(regs)->gpr[1] = __get_SP();			\

		(regs)->gpr[1] = current_stack_pointer();	\

		asm volatile("mfmsr %0" : "=r" ((regs)->msr));	\

	} while (0)

#endif

arch/powerpc/include/asm/reg.h

+1 −1
Original line number Diff line number Diff line
@@ -1265,7 +1265,7 @@ static inline unsigned long mfvtb (void) 


#define proc_trap()	asm volatile("trap")



extern unsigned long __get_SP(void);

extern unsigned long current_stack_pointer(void);



extern unsigned long scom970_read(unsigned int address);

extern void scom970_write(unsigned int address, unsigned long value);

arch/powerpc/kernel/irq.c

+1 −1
Original line number Diff line number Diff line
@@ -466,7 +466,7 @@ static inline void check_stack_overflow(void) 
#ifdef CONFIG_DEBUG_STACKOVERFLOW

	long sp;



	sp = __get_SP() & (THREAD_SIZE-1);

	sp = current_stack_pointer() & (THREAD_SIZE-1);



	/* check for stack overflow: is there less than 2KB free? */

	if (unlikely(sp < (sizeof(struct thread_info) + 2048))) {

arch/powerpc/kernel/misc.S

+1 −1
Original line number Diff line number Diff line
@@ -115,6 +115,6 @@ _GLOBAL(longjmp) 
	mr	r3,r4

	blr



_GLOBAL(__get_SP)

_GLOBAL(current_stack_pointer)

	PPC_LL	r3,0(r1)

	blr

arch/powerpc/kernel/ppc_ksyms.c

+1 −1
Original line number Diff line number Diff line
@@ -42,4 +42,4 @@ EXPORT_SYMBOL(giveup_spe); 
EXPORT_SYMBOL(epapr_hypercall_start);

#endif



EXPORT_SYMBOL(__get_SP);
 
EXPORT_SYMBOL(current_stack_pointer);