From b4f4372f96e0573d752d9e45beda02fabf716cc8 Mon Sep 17 00:00:00 2001 From: "David S. Miller" Date: Sun, 23 Nov 2008 21:55:29 -0800 Subject: sparc64: Make %pil level 15 a pseudo-NMI. So that we can profile code even in a local_irq_disable() section, only write 14 (instead of 15) into the %pil register to disable IRQs. This allows PIL level 15 to serve as a pseudo NMI. Signed-off-by: David S. Miller --- arch/sparc/include/asm/irqflags_64.h | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) (limited to 'arch/sparc/include/asm/irqflags_64.h') diff --git a/arch/sparc/include/asm/irqflags_64.h b/arch/sparc/include/asm/irqflags_64.h index bb42e59..8b49bf9 100644 --- a/arch/sparc/include/asm/irqflags_64.h +++ b/arch/sparc/include/asm/irqflags_64.h @@ -10,6 +10,8 @@ #ifndef _ASM_IRQFLAGS_H #define _ASM_IRQFLAGS_H +#include + #ifndef __ASSEMBLY__ static inline unsigned long __raw_local_save_flags(void) @@ -40,9 +42,9 @@ static inline void raw_local_irq_restore(unsigned long flags) static inline void raw_local_irq_disable(void) { __asm__ __volatile__( - "wrpr 15, %%pil" + "wrpr %0, %%pil" : /* no outputs */ - : /* no inputs */ + : "i" (PIL_NORMAL_MAX) : "memory" ); } -- cgit v1.1