The following commit has been merged into the core/rcu branch of tip: Commit-ID: 414c116e016584137118067f506125f6ace6128c Gitweb: https://git.kernel.org/tip/414c116e016584137118067f506125f6ace6128c Author: Paul E. McKenney <[email protected]> AuthorDate: Wed, 25 Nov 2020 10:50:35 -08:00 Committer: Paul E. McKenney <[email protected]> CommitterDate: Wed, 06 Jan 2021 17:17:20 -08:00
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 <[email protected]> --- 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 3da246f..02dd976 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...) \
