---

yaml
---
r: 147459
b: refs/heads/master
c: 58d7e99
h: refs/heads/master
i:
  147457: e4fe9c6
  147455: cada1d8
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 251e8e3c7235f5944805a64f24c79fc4696793f1
+refs/heads/master: 58d7e993b16b62d30f8ef27757614056fe4def11

trunk/Documentation/perf_counter/builtin-stat.c

@@ -538,8 +538,14 @@ static void process_options(int argc, char **argv)
 	}
 }
 
+static void skip_signal(int signo)
+{
+}
+
 int cmd_stat(int argc, char **argv, const char *prefix)
 {
+	sigset_t blocked;
+
 	page_size = sysconf(_SC_PAGE_SIZE);
 
 	process_options(argc, argv);
@@ -548,5 +554,15 @@ int cmd_stat(int argc, char **argv, const char *prefix)
 	assert(nr_cpus <= MAX_NR_CPUS);
 	assert(nr_cpus >= 0);
 
+	/*
+	 * We dont want to block the signals - that would cause
+	 * child tasks to inherit that and Ctrl-C would not work.
+	 * What we want is for Ctrl-C to work in the exec()-ed
+	 * task, but being ignored by perf stat itself:
+	 */
+	signal(SIGINT,  skip_signal);
+	signal(SIGALRM, skip_signal);
+	signal(SIGABRT, skip_signal);
+
 	return do_perfstat(argc, argv);
 }