1 files changed, 40 insertions, 6 deletions

diff --git a/tools/perf/util/mem-events.c b/tools/perf/util/mem-events.c
index c3c21a9c350b..764883183519 100644
--- a/tools/perf/util/mem-events.c
+++ b/tools/perf/util/mem-events.c
@@ -410,6 +410,11 @@ static const char * const snoop_access[] = {
 	"HitM",
 };
 
+static const char * const snoopx_access[] = {
+	"Fwd",
+	"Peer",
+};
+
 int perf_mem__snp_scnprintf(char *out, size_t sz, struct mem_info *mem_info)
 {
 	size_t i, l = 0;
@@ -430,13 +435,20 @@ int perf_mem__snp_scnprintf(char *out, size_t sz, struct mem_info *mem_info)
 		}
 		l += scnprintf(out + l, sz - l, snoop_access[i]);
 	}
-	if (mem_info &&
-	     (mem_info->data_src.mem_snoopx & PERF_MEM_SNOOPX_FWD)) {
+
+	m = 0;
+	if (mem_info)
+		m = mem_info->data_src.mem_snoopx;
+
+	for (i = 0; m && i < ARRAY_SIZE(snoopx_access); i++, m >>= 1) {
+		if (!(m & 0x1))
+			continue;
+
 		if (l) {
 			strcat(out, " or ");
 			l += 4;
 		}
-		l += scnprintf(out + l, sz - l, "Fwd");
+		l += scnprintf(out + l, sz - l, snoopx_access[i]);
 	}
 
 	if (*out == '\0')
@@ -513,6 +525,7 @@ int c2c_decode_stats(struct c2c_stats *stats, struct mem_info *mi)
 	u64 op     = data_src->mem_op;
 	u64 lvl    = data_src->mem_lvl;
 	u64 snoop  = data_src->mem_snoop;
+	u64 snoopx = data_src->mem_snoopx;
 	u64 lock   = data_src->mem_lock;
 	u64 blk    = data_src->mem_blk;
 	/*
@@ -532,6 +545,12 @@ do {				\
 	stats->tot_hitm++;	\
 } while (0)
 
+#define PEER_INC(__f)		\
+do {				\
+	stats->__f++;		\
+	stats->tot_peer++;	\
+} while (0)
+
 #define P(a, b) PERF_MEM_##a##_##b
 
 	stats->nr_entries++;
@@ -555,12 +574,20 @@ do {				\
 			if (lvl & P(LVL, IO))  stats->ld_io++;
 			if (lvl & P(LVL, LFB)) stats->ld_fbhit++;
 			if (lvl & P(LVL, L1 )) stats->ld_l1hit++;
-			if (lvl & P(LVL, L2 )) stats->ld_l2hit++;
+			if (lvl & P(LVL, L2)) {
+				stats->ld_l2hit++;
+
+				if (snoopx & P(SNOOPX, PEER))
+					PEER_INC(lcl_peer);
+			}
 			if (lvl & P(LVL, L3 )) {
 				if (snoop & P(SNOOP, HITM))
 					HITM_INC(lcl_hitm);
 				else
 					stats->ld_llchit++;
+
+				if (snoopx & P(SNOOPX, PEER))
+					PEER_INC(lcl_peer);
 			}
 
 			if (lvl & P(LVL, LOC_RAM)) {
@@ -585,10 +612,14 @@ do {				\
 		if ((lvl & P(LVL, REM_CCE1)) ||
 		    (lvl & P(LVL, REM_CCE2)) ||
 		     mrem) {
-			if (snoop & P(SNOOP, HIT))
+			if (snoop & P(SNOOP, HIT)) {
 				stats->rmt_hit++;
-			else if (snoop & P(SNOOP, HITM))
+			} else if (snoop & P(SNOOP, HITM)) {
 				HITM_INC(rmt_hitm);
+			} else if (snoopx & P(SNOOPX, PEER)) {
+				stats->rmt_hit++;
+				PEER_INC(rmt_peer);
+			}
 		}
 
 		if ((lvl & P(LVL, MISS)))
@@ -652,6 +683,9 @@ void c2c_add_stats(struct c2c_stats *stats, struct c2c_stats *add)
 	stats->lcl_hitm		+= add->lcl_hitm;
 	stats->rmt_hitm		+= add->rmt_hitm;
 	stats->tot_hitm		+= add->tot_hitm;
+	stats->lcl_peer		+= add->lcl_peer;
+	stats->rmt_peer		+= add->rmt_peer;
+	stats->tot_peer		+= add->tot_peer;
 	stats->rmt_hit		+= add->rmt_hit;
 	stats->lcl_dram		+= add->lcl_dram;
 	stats->rmt_dram		+= add->rmt_dram;