1 files changed, 3 insertions, 0 deletions

diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c
index 1ca88896eee..a1b1d10912d 100644
--- a/tools/perf/builtin-top.c
+++ b/tools/perf/builtin-top.c
@@ -686,6 +686,8 @@ static void handle_keypress(int c)
         switch (c) {
                 case 'd':
                         prompt_integer(&delay_secs, "Enter display delay");
+                        if (delay_secs < 1)
+                                delay_secs = 1;
                         break;
                 case 'e':
                         prompt_integer(&print_entries, "Enter display entries (lines)");
@@ -782,6 +784,7 @@ static const char *skip_symbols[] = {
         "exit_idle",
         "mwait_idle",
         "mwait_idle_with_hints",
+        "poll_idle",
         "ppc64_runlatch_off",
         "pseries_dedicated_idle_sleep",
         NULL