Add defer_rcu_ratelimit()

[userspace-rcu.git] / README

diff --git a/README b/README
index ecdda633e20fe3f6fa772a90644b99b2f302ea3b..e1ce893737acd0d4d79260462f6383ff45a05c42 100644 (file)
--- a/README
+++ b/README
@@ -104,6 +104,9 @@ Usage of liburcu-defer
          callbacks are executed in batch periodically after a grace period.
          Do _not_ use defer_rcu() within a read-side critical section, because
          it may call synchronize_rcu() if the thread queue is full.
+       * Provides defer_rcu_ratelimit() primitive, which acts just like
+         defer_rcu(), but takes an additional rate limiter callback forcing
+         synchronized callback execution of the limiter returns non-zero.
 
 Being careful with signals