Re: [patch V3 02/23] rcu: Add comments marking transitions between RCU watching and not

[Frederic Weisbecker]

On Fri, Mar 20, 2020 at 06:59:58PM +0100, Thomas Gleixner wrote:
> From: "Paul E. McKenney" <paulmck@xxxxxxxxxx>
> 
> It is not as clear as it might be just where in RCU's idle entry/exit
> code RCU stops and starts watching the current CPU.  This commit therefore
> adds comments calling out the transitions.
> 
> Reported-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
> Signed-off-by: Paul E. McKenney <paulmck@xxxxxxxxxx>
> Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
> Link: https://lkml.kernel.org/r/20200313024046.27622-2-paulmck@xxxxxxxxxx

Reviewed-by: Frederic Weisbecker <frederic@xxxxxxxxxx>