selftests/powerpc: Allow tests to extend their kill timeout

Signed-off-by: Cyril Bur <cyrilbur@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

tools/testing/selftests/powerpc/harness.c

@@ -19,9 +19,9 @@
 #include "subunit.h"
 #include "utils.h"
 
-#define TIMEOUT		120
 #define KILL_TIMEOUT	5
 
+static uint64_t timeout = 120;
 
 int run_test(int (test_function)(void), char *name)
 {
@@ -44,7 +44,7 @@ int run_test(int (test_function)(void), char *name)
 	setpgid(pid, pid);
 
 	/* Wake us up in timeout seconds */
-	alarm(TIMEOUT);
+	alarm(timeout);
 	terminated = false;
 
 wait:
@@ -94,6 +94,11 @@ static struct sigaction alarm_action = {
 	.sa_handler = alarm_handler,
 };
 
+void test_harness_set_timeout(uint64_t time)
+{
+	timeout = time;
+}
+
 int test_harness(int (test_function)(void), char *name)
 {
 	int rc;

tools/testing/selftests/powerpc/utils.h

@@ -22,7 +22,7 @@ typedef uint32_t u32;
 typedef uint16_t u16;
 typedef uint8_t u8;
 
-
+void test_harness_set_timeout(uint64_t time);
 int test_harness(int (test_function)(void), char *name);
 extern void *get_auxv_entry(int type);
 int pick_online_cpu(void);