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-rw-r--r--kernel/locking/locktorture.c15
1 files changed, 13 insertions, 2 deletions
diff --git a/kernel/locking/locktorture.c b/kernel/locking/locktorture.c
index 414ba45d580f..a6049fa2287e 100644
--- a/kernel/locking/locktorture.c
+++ b/kernel/locking/locktorture.c
@@ -64,6 +64,7 @@ torture_param(int, stutter, 5, "Number of jiffies to run/halt test, 0=disable");
torture_param(bool, verbose, true,
"Enable verbose debugging printk()s");
+static bool debug_lock = false;
static char *torture_type = "spin_lock";
module_param(torture_type, charp, 0444);
MODULE_PARM_DESC(torture_type,
@@ -349,8 +350,9 @@ lock_torture_print_module_parms(struct lock_torture_ops *cur_ops,
const char *tag)
{
pr_alert("%s" TORTURE_FLAG
- "--- %s: nwriters_stress=%d stat_interval=%d verbose=%d shuffle_interval=%d stutter=%d shutdown_secs=%d onoff_interval=%d onoff_holdoff=%d\n",
- torture_type, tag, nrealwriters_stress, stat_interval, verbose,
+ "--- %s%s: nwriters_stress=%d stat_interval=%d verbose=%d shuffle_interval=%d stutter=%d shutdown_secs=%d onoff_interval=%d onoff_holdoff=%d\n",
+ torture_type, tag, debug_lock ? " [debug]": "",
+ nrealwriters_stress, stat_interval, verbose,
shuffle_interval, stutter, shutdown_secs,
onoff_interval, onoff_holdoff);
}
@@ -418,6 +420,15 @@ static int __init lock_torture_init(void)
nrealwriters_stress = nwriters_stress;
else
nrealwriters_stress = 2 * num_online_cpus();
+
+#ifdef CONFIG_DEBUG_MUTEXES
+ if (strncmp(torture_type, "mutex", 5) == 0)
+ debug_lock = true;
+#endif
+#ifdef CONFIG_DEBUG_SPINLOCK
+ if (strncmp(torture_type, "spin", 4) == 0)
+ debug_lock = true;
+#endif
lock_torture_print_module_parms(cur_ops, "Start of test");
/* Initialize the statistics so that each run gets its own numbers. */