diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c
index c5aebf6..de3cb1e 100644
--- a/tools/perf/builtin-top.c
+++ b/tools/perf/builtin-top.c
@@ -585,16 +585,31 @@
 	tc.c_cc[VMIN] = 0;
 	tc.c_cc[VTIME] = 0;
 
+	pthread__unblock_sigwinch();
 repeat:
 	delay_msecs = top.delay_secs * 1000;
 	tcsetattr(0, TCSANOW, &tc);
 	/* trash return*/
 	getc(stdin);
 
-	do {
+	while (1) {
 		print_sym_table();
-	} while (!poll(&stdin_poll, 1, delay_msecs) == 1);
-
+		/*
+		 * Either timeout expired or we got an EINTR due to SIGWINCH,
+		 * refresh screen in both cases.
+		 */
+		switch (poll(&stdin_poll, 1, delay_msecs)) {
+		case 0:
+			continue;
+		case -1:
+			if (errno == EINTR)
+				continue;
+			/* Fall trhu */
+		default:
+			goto process_hotkey;
+		}
+	}
+process_hotkey:
 	c = getc(stdin);
 	tcsetattr(0, TCSAFLUSH, &save);