torture: Make refscale throttle high-rate printk()s

This commit adds a short delay for verbose_batched-throttled printk()s
to further decrease console flooding.

Signed-off-by: Paul E. McKenney <paulmck@kernel.org>

diff --git a/kernel/rcu/refscale.c b/kernel/rcu/refscale.c
index 3da246f..02dd976 100644 (file)
--- a/kernel/rcu/refscale.c
+++ b/kernel/rcu/refscale.c
@@ -52,8 +52,10 @@ static atomic_t verbose_batch_ctr;
 do {                                                                                   \
        if (verbose &&                                                                  \
            (verbose_batched <= 0 ||                                                    \
-            !(atomic_inc_return(&verbose_batch_ctr) % verbose_batched)))               \
+            !(atomic_inc_return(&verbose_batch_ctr) % verbose_batched))) {             \
+               schedule_timeout_uninterruptible(1);                                    \
                pr_alert("%s" SCALE_FLAG s, scale_type, ## x);                          \
+       }                                                                               \
 } while (0)
 
 #define VERBOSE_SCALEOUT_ERRSTRING(s, x...) \