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-rw-r--r--tools/perf/builtin-top.c13
1 files changed, 11 insertions, 2 deletions
diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c
index 34096275a7b5..68cd61ef6ac5 100644
--- a/tools/perf/builtin-top.c
+++ b/tools/perf/builtin-top.c
@@ -38,6 +38,7 @@
38#include "util/cpumap.h" 38#include "util/cpumap.h"
39#include "util/xyarray.h" 39#include "util/xyarray.h"
40#include "util/sort.h" 40#include "util/sort.h"
41#include "util/intlist.h"
41 42
42#include "util/debug.h" 43#include "util/debug.h"
43 44
@@ -706,8 +707,16 @@ static void perf_event__process_sample(struct perf_tool *tool,
706 int err; 707 int err;
707 708
708 if (!machine && perf_guest) { 709 if (!machine && perf_guest) {
709 pr_err("Can't find guest [%d]'s kernel information\n", 710 static struct intlist *seen;
710 event->ip.pid); 711
712 if (!seen)
713 seen = intlist__new();
714
715 if (!intlist__has_entry(seen, event->ip.pid)) {
716 pr_err("Can't find guest [%d]'s kernel information\n",
717 event->ip.pid);
718 intlist__add(seen, event->ip.pid);
719 }
711 return; 720 return;
712 } 721 }
713 722