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Diffstat (limited to 'Documentation/RCU/Design/Requirements/Requirements.rst')
-rw-r--r-- | Documentation/RCU/Design/Requirements/Requirements.rst | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/Documentation/RCU/Design/Requirements/Requirements.rst b/Documentation/RCU/Design/Requirements/Requirements.rst index 8807985a9c35..e8c84fcc0507 100644 --- a/Documentation/RCU/Design/Requirements/Requirements.rst +++ b/Documentation/RCU/Design/Requirements/Requirements.rst @@ -1954,6 +1954,7 @@ offline CPUs. However, as a debugging measure, the FQS loop does splat if offline CPUs block an RCU grace period for too long. An offline CPU's quiescent state will be reported either: + 1. As the CPU goes offline using RCU's hotplug notifier (``rcu_report_dead()``). 2. When grace period initialization (``rcu_gp_init()``) detects a race either with CPU offlining or with a task unblocking on a leaf |