From 414c116e016584137118067f506125f6ace6128c Mon Sep 17 00:00:00 2001 From: "Paul E. McKenney" Date: Wed, 25 Nov 2020 10:50:35 -0800 Subject: [PATCH] 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 --- kernel/rcu/refscale.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/kernel/rcu/refscale.c b/kernel/rcu/refscale.c index 3da246f2ccf56..02dd9767b5591 100644 --- 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...) \ -- 2.30.2