diff options
| -rw-r--r-- | arch/parisc/kernel/time.c | 18 | ||||
| -rw-r--r-- | include/asm-parisc/ptrace.h | 2 |
2 files changed, 19 insertions, 1 deletions
diff --git a/arch/parisc/kernel/time.c b/arch/parisc/kernel/time.c index 7ff67f8e9f8..163cdf39be2 100644 --- a/arch/parisc/kernel/time.c +++ b/arch/parisc/kernel/time.c @@ -104,6 +104,24 @@ irqreturn_t timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) return IRQ_HANDLED; } + +unsigned long profile_pc(struct pt_regs *regs) +{ + unsigned long pc = instruction_pointer(regs); + + if (regs->gr[0] & PSW_N) + pc -= 4; + +#ifdef CONFIG_SMP + if (in_lock_functions(pc)) + pc = regs->gr[2]; +#endif + + return pc; +} +EXPORT_SYMBOL(profile_pc); + + /*** converted from ia64 ***/ /* * Return the number of micro-seconds that elapsed since the last diff --git a/include/asm-parisc/ptrace.h b/include/asm-parisc/ptrace.h index 3f428aa371a..93f990e418f 100644 --- a/include/asm-parisc/ptrace.h +++ b/include/asm-parisc/ptrace.h @@ -49,7 +49,7 @@ struct pt_regs { #define user_mode(regs) (((regs)->iaoq[0] & 3) ? 1 : 0) #define user_space(regs) (((regs)->iasq[1] != 0) ? 1 : 0) #define instruction_pointer(regs) ((regs)->iaoq[0] & ~3) -#define profile_pc(regs) instruction_pointer(regs) +unsigned long profile_pc(struct pt_regs *); extern void show_regs(struct pt_regs *); #endif |