v4.19.13 snapshot.
diff --git a/tools/perf/tests/perf-hooks.c b/tools/perf/tests/perf-hooks.c
new file mode 100644
index 0000000..a693bcf
--- /dev/null
+++ b/tools/perf/tests/perf-hooks.c
@@ -0,0 +1,49 @@
+// SPDX-License-Identifier: GPL-2.0
+#include <signal.h>
+#include <stdlib.h>
+
+#include "tests.h"
+#include "debug.h"
+#include "util.h"
+#include "perf-hooks.h"
+
+static void sigsegv_handler(int sig __maybe_unused)
+{
+ pr_debug("SIGSEGV is observed as expected, try to recover.\n");
+ perf_hooks__recover();
+ signal(SIGSEGV, SIG_DFL);
+ raise(SIGSEGV);
+ exit(-1);
+}
+
+
+static void the_hook(void *_hook_flags)
+{
+ int *hook_flags = _hook_flags;
+ int *p = NULL;
+
+ *hook_flags = 1234;
+
+ /* Generate a segfault, test perf_hooks__recover */
+ *p = 0;
+}
+
+int test__perf_hooks(struct test *test __maybe_unused, int subtest __maybe_unused)
+{
+ int hook_flags = 0;
+
+ signal(SIGSEGV, sigsegv_handler);
+ perf_hooks__set_hook("test", the_hook, &hook_flags);
+ perf_hooks__invoke_test();
+
+ /* hook is triggered? */
+ if (hook_flags != 1234) {
+ pr_debug("Setting failed: %d (%p)\n", hook_flags, &hook_flags);
+ return TEST_FAIL;
+ }
+
+ /* the buggy hook is removed? */
+ if (perf_hooks__get_hook("test"))
+ return TEST_FAIL;
+ return TEST_OK;
+}