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-rw-r--r--tools/perf/tests/workloads/Build12
-rw-r--r--tools/perf/tests/workloads/leafloop.c20
2 files changed, 22 insertions, 10 deletions
diff --git a/tools/perf/tests/workloads/Build b/tools/perf/tests/workloads/Build
index a1f34d5861e3..48bf0d3b0f3d 100644
--- a/tools/perf/tests/workloads/Build
+++ b/tools/perf/tests/workloads/Build
@@ -1,11 +1,11 @@
# SPDX-License-Identifier: GPL-2.0
-perf-y += noploop.o
-perf-y += thloop.o
-perf-y += leafloop.o
-perf-y += sqrtloop.o
-perf-y += brstack.o
-perf-y += datasym.o
+perf-test-y += noploop.o
+perf-test-y += thloop.o
+perf-test-y += leafloop.o
+perf-test-y += sqrtloop.o
+perf-test-y += brstack.o
+perf-test-y += datasym.o
CFLAGS_sqrtloop.o = -g -O0 -fno-inline -U_FORTIFY_SOURCE
CFLAGS_leafloop.o = -g -O0 -fno-inline -fno-omit-frame-pointer -U_FORTIFY_SOURCE
diff --git a/tools/perf/tests/workloads/leafloop.c b/tools/perf/tests/workloads/leafloop.c
index 1bf5cc97649b..f7561767e32c 100644
--- a/tools/perf/tests/workloads/leafloop.c
+++ b/tools/perf/tests/workloads/leafloop.c
@@ -1,6 +1,8 @@
/* SPDX-License-Identifier: GPL-2.0 */
+#include <signal.h>
#include <stdlib.h>
#include <linux/compiler.h>
+#include <unistd.h>
#include "../tests.h"
/* We want to check these symbols in perf script */
@@ -8,10 +10,16 @@ noinline void leaf(volatile int b);
noinline void parent(volatile int b);
static volatile int a;
+static volatile sig_atomic_t done;
+
+static void sighandler(int sig __maybe_unused)
+{
+ done = 1;
+}
noinline void leaf(volatile int b)
{
- for (;;)
+ while (!done)
a += b;
}
@@ -22,12 +30,16 @@ noinline void parent(volatile int b)
static int leafloop(int argc, const char **argv)
{
- int c = 1;
+ int sec = 1;
if (argc > 0)
- c = atoi(argv[0]);
+ sec = atoi(argv[0]);
+
+ signal(SIGINT, sighandler);
+ signal(SIGALRM, sighandler);
+ alarm(sec);
- parent(c);
+ parent(sec);
return 0;
}