From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from ozlabs.org (ozlabs.org [103.22.144.67]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 396D31A07E6 for ; Mon, 13 Oct 2014 19:41:44 +1100 (EST) From: Anton Blanchard To: benh@kernel.crashing.org, paulus@samba.org, mpe@ellerman.id.au, zhong@linux.vnet.ibm.com Subject: [PATCH 2/3] powerpc: Rename __get_SP() to current_stack_pointer() Date: Mon, 13 Oct 2014 19:41:39 +1100 Message-Id: <1413189700-30322-2-git-send-email-anton@samba.org> In-Reply-To: <1413189700-30322-1-git-send-email-anton@samba.org> References: <1413189700-30322-1-git-send-email-anton@samba.org> Cc: linuxppc-dev@lists.ozlabs.org List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Michael points out that __get_SP() is a pretty horrible function name. Let's give it a better name. Signed-off-by: Anton Blanchard --- arch/powerpc/include/asm/perf_event.h | 2 +- arch/powerpc/include/asm/reg.h | 2 +- arch/powerpc/kernel/irq.c | 2 +- arch/powerpc/kernel/misc.S | 2 +- arch/powerpc/kernel/ppc_ksyms.c | 2 +- arch/powerpc/kernel/process.c | 2 +- arch/powerpc/kernel/stacktrace.c | 2 +- 7 files changed, 7 insertions(+), 7 deletions(-) diff --git a/arch/powerpc/include/asm/perf_event.h b/arch/powerpc/include/asm/perf_event.h index b058568..8bf1b63 100644 --- a/arch/powerpc/include/asm/perf_event.h +++ b/arch/powerpc/include/asm/perf_event.h @@ -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 diff --git a/arch/powerpc/include/asm/reg.h b/arch/powerpc/include/asm/reg.h index e539d7e..c998279 100644 --- a/arch/powerpc/include/asm/reg.h +++ b/arch/powerpc/include/asm/reg.h @@ -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); diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c index 8eb857f..c143835 100644 --- a/arch/powerpc/kernel/irq.c +++ b/arch/powerpc/kernel/irq.c @@ -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))) { diff --git a/arch/powerpc/kernel/misc.S b/arch/powerpc/kernel/misc.S index 120deb7..0d43219 100644 --- a/arch/powerpc/kernel/misc.S +++ b/arch/powerpc/kernel/misc.S @@ -115,6 +115,6 @@ _GLOBAL(longjmp) mr r3,r4 blr -_GLOBAL(__get_SP) +_GLOBAL(current_stack_pointer) PPC_LL r3,0(r1) blr diff --git a/arch/powerpc/kernel/ppc_ksyms.c b/arch/powerpc/kernel/ppc_ksyms.c index 9d84efb..202963e 100644 --- a/arch/powerpc/kernel/ppc_ksyms.c +++ b/arch/powerpc/kernel/ppc_ksyms.c @@ -42,4 +42,4 @@ EXPORT_SYMBOL(giveup_spe); EXPORT_SYMBOL(epapr_hypercall_start); #endif -EXPORT_SYMBOL(__get_SP); +EXPORT_SYMBOL(current_stack_pointer); diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c index 3cc6439..923cd2d 100644 --- a/arch/powerpc/kernel/process.c +++ b/arch/powerpc/kernel/process.c @@ -1545,7 +1545,7 @@ void show_stack(struct task_struct *tsk, unsigned long *stack) tsk = current; if (sp == 0) { if (tsk == current) - sp = __get_SP(); + sp = current_stack_pointer(); else sp = tsk->thread.ksp; } diff --git a/arch/powerpc/kernel/stacktrace.c b/arch/powerpc/kernel/stacktrace.c index 7f65bae..ea43a34 100644 --- a/arch/powerpc/kernel/stacktrace.c +++ b/arch/powerpc/kernel/stacktrace.c @@ -50,7 +50,7 @@ void save_stack_trace(struct stack_trace *trace) { unsigned long sp; - sp = __get_SP(); + sp = current_stack_pointer(); save_context_stack(trace, sp, current, 1); } -- 1.9.1