Messages in this thread Patch in this message | | | From | Andi Kleen <> | Subject | [PATCH 2/2] perf, x86: Don't mark DataLA addresses as store | Date | Thu, 13 Mar 2014 14:22:13 -0700 |
| |
From: Andi Kleen <ak@linux.intel.com>
Haswell supports reporting the data address for a range of events, including UOPS_RETIRED.ALL and some load events. Currently these addresses were always marked as stores, which is wrong, as they could be loads too. Change it to NA instead.
Signed-off-by: Andi Kleen <ak@linux.intel.com> --- arch/x86/kernel/cpu/perf_event_intel_ds.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/x86/kernel/cpu/perf_event_intel_ds.c b/arch/x86/kernel/cpu/perf_event_intel_ds.c index 77bdb09..7a319cf 100644 --- a/arch/x86/kernel/cpu/perf_event_intel_ds.c +++ b/arch/x86/kernel/cpu/perf_event_intel_ds.c @@ -113,7 +113,7 @@ static u64 precise_store_data_hsw(u64 status) union perf_mem_data_src dse; dse.val = 0; - dse.mem_op = PERF_MEM_OP_STORE; + dse.mem_op = PERF_MEM_OP_NA; dse.mem_lvl = PERF_MEM_LVL_NA; if (status & 1) dse.mem_lvl = PERF_MEM_LVL_L1; -- 1.8.5.3
| |