diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/powerpc/oprofile/op_model_power4.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/arch/powerpc/oprofile/op_model_power4.c b/arch/powerpc/oprofile/op_model_power4.c index 3e3d91f536e0..80774092db77 100644 --- a/arch/powerpc/oprofile/op_model_power4.c +++ b/arch/powerpc/oprofile/op_model_power4.c @@ -26,6 +26,7 @@ static unsigned long reset_value[OP_MAX_COUNTER]; static int oprofile_running; +static int use_slot_nums; /* mmcr values are set in power4_reg_setup, used in power4_cpu_setup */ static u32 mmcr0_val; @@ -61,6 +62,12 @@ static int power4_reg_setup(struct op_counter_config *ctr, else mmcr0_val |= MMCR0_PROBLEM_DISABLE; + if (__is_processor(PV_POWER4) || __is_processor(PV_POWER4p) || + __is_processor(PV_970) || __is_processor(PV_970FX) || + __is_processor(PV_970MP) || __is_processor(PV_970GX) || + __is_processor(PV_POWER5) || __is_processor(PV_POWER5p)) + use_slot_nums = 1; + return 0; } @@ -206,7 +213,7 @@ static unsigned long get_pc(struct pt_regs *regs) mmcra = mfspr(SPRN_MMCRA); - if (mmcra & MMCRA_SAMPLE_ENABLE) { + if (use_slot_nums && (mmcra & MMCRA_SAMPLE_ENABLE)) { slot = ((mmcra & MMCRA_SLOT) >> MMCRA_SLOT_SHIFT); if (slot > 1) pc += 4 * (slot - 1); |