Re: [PATCH RFC v2 tip/core/rcu 14/22] rcu-tasks: Add an RCU Tasks Trace to simplify protection of tracing hooks

Steven Rostedt
2020-03-20T00:48:43Z

On Thu, 19 Mar 2020 17:28:13 -0700
"Paul E. McKenney" <paulmck@kernel.org> wrote:

> Good point. If interrupts are disabled, it will need to use some
> other mechanism. One approach is irqwork. Another is a timer.
>
> Suggestions?

Ftrace and perf use irq_work, I would think that should work here too.

-- Steve