Counting total HITMs in special field. This will ease up addition of total HITM sorting into c2c report in following patch.
Link: http://lkml.kernel.org/n/tip-wkmgepbip59wui4pnm6yj...@git.kernel.org Signed-off-by: Jiri Olsa <jo...@redhat.com> --- tools/perf/util/mem-events.c | 12 ++++++++++-- tools/perf/util/mem-events.h | 1 + 2 files changed, 11 insertions(+), 2 deletions(-) diff --git a/tools/perf/util/mem-events.c b/tools/perf/util/mem-events.c index e50773286ef6..1d4ab53c60ca 100644 --- a/tools/perf/util/mem-events.c +++ b/tools/perf/util/mem-events.c @@ -280,6 +280,12 @@ int c2c_decode_stats(struct c2c_stats *stats, struct mem_info *mi) u64 lock = data_src->mem_lock; int err = 0; +#define HITM_INC(__f) \ +do { \ + stats->__f++; \ + stats->tot_hitm++; \ +} while (0) + #define P(a, b) PERF_MEM_##a##_##b stats->nr_entries++; @@ -303,7 +309,7 @@ int c2c_decode_stats(struct c2c_stats *stats, struct mem_info *mi) if (lvl & P(LVL, L2 )) stats->ld_l2hit++; if (lvl & P(LVL, L3 )) { if (snoop & P(SNOOP, HITM)) - stats->lcl_hitm++; + HITM_INC(lcl_hitm); else stats->ld_llchit++; } @@ -331,7 +337,7 @@ int c2c_decode_stats(struct c2c_stats *stats, struct mem_info *mi) if (snoop & P(SNOOP, HIT)) stats->rmt_hit++; else if (snoop & P(SNOOP, HITM)) - stats->rmt_hitm++; + HITM_INC(rmt_hitm); } if ((lvl & P(LVL, MISS))) @@ -364,6 +370,7 @@ int c2c_decode_stats(struct c2c_stats *stats, struct mem_info *mi) } #undef P +#undef HITM_INC return err; } @@ -390,6 +397,7 @@ void c2c_add_stats(struct c2c_stats *stats, struct c2c_stats *add) stats->ld_llchit += add->ld_llchit; stats->lcl_hitm += add->lcl_hitm; stats->rmt_hitm += add->rmt_hitm; + stats->tot_hitm += add->tot_hitm; stats->rmt_hit += add->rmt_hit; stats->lcl_dram += add->lcl_dram; stats->rmt_dram += add->rmt_dram; diff --git a/tools/perf/util/mem-events.h b/tools/perf/util/mem-events.h index faf80403b519..40f72ee4f42a 100644 --- a/tools/perf/util/mem-events.h +++ b/tools/perf/util/mem-events.h @@ -59,6 +59,7 @@ struct c2c_stats { u32 ld_llchit; /* count of loads that hit LLC */ u32 lcl_hitm; /* count of loads with local HITM */ u32 rmt_hitm; /* count of loads with remote HITM */ + u32 tot_hitm; /* count of loads with local and remote HITM */ u32 rmt_hit; /* count of loads with remote hit clean; */ u32 lcl_dram; /* count of loads miss to local DRAM */ u32 rmt_dram; /* count of loads miss to remote DRAM */ -- 2.7.4
