Re: [PATCH v6 08/18] perf/x86: add memory profiling via PEBS LoadLatency

From: Andi Kleen
Date: Fri Jan 18 2013 - 18:12:06 EST


> + sample_type = event->attr.sample_type;
> +
> + /*
> + * if PEBS-LL or PreciseStore
> + */
> + if (fll) {
> + if (sample_type & PERF_SAMPLE_ADDR)
> + data.addr = pebs->dla;
> +
> + /*
> + * Use latency for weight (only avail with PEBS-LL)
> + */
> + if (fll && (sample_type & PERF_SAMPLE_WEIGHT))

The extra fll tests here don't make sense because it's always true inside
the if. You could remove the variable and the tests and only check once
in the if.

The rest looks good to me. There will be some conflicts with the Haswell
patches, but either of us can rebase.

Acked-by: Andi Kleen <ak@xxxxxxxxxxxxxxx>

-Andi
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/