Messages in this thread | | | From | Namhyung Kim <> | Subject | Re: [PATCH 08/15 V3] perf, c2c: Add stats to track data source bits and cpu to node maps | Date | Tue, 08 Apr 2014 17:05:56 +0900 |
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On Mon, 24 Mar 2014 15:36:59 -0400, Don Zickus wrote: > This patch adds a bunch of stats that will be used later in post-processing > to determine where and with what frequency the HITMs are coming from. > > Most of the stats are decoded from the data source response. Another > piece of the stats is tracking which cpu the record came in on. > > Credit to Dick Fowles for determining which bits are important and how to > properly track them. Ported to perf by me. > @@ -187,6 +354,14 @@ static int perf_c2c__process_load_store(struct perf_c2c *c2c, > goto out_mem; > } > > + err = c2c_decode_stats(&c2c->stats, he); > + if (err < 0) { > + err = 0; > + rb_erase(&he->rb_node_in, c2c->hists.entries_in); > + free(he);
Please use hist_entry__free() to free he->mem_info also.
Thanks, Namhyung
> + goto out; > + } > + > c2c->hists.stats.total_period += cost; > hists__inc_nr_events(&c2c->hists, PERF_RECORD_SAMPLE); > return err;
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