From: Paul E. McKenney Date: Mon, 2 Jan 2017 22:24:24 +0000 (-0800) Subject: rcu: Fix comment in rcu_organize_nocb_kthreads() X-Git-Tag: v4.11-rc1~174^2^2^3~3 X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=9831ce3bb4f8b8f18f6e9719b64ba4e727d70fb3;p=karo-tx-linux.git rcu: Fix comment in rcu_organize_nocb_kthreads() It used to be that the rcuo callback-offload kthreads were spawned in rcu_organize_nocb_kthreads(), and the comment before the "for" loop says as much. However, this spawning has long since moved to the CPU-hotplug code, so this commit fixes this comment. Reported-by: Michalis Kokologiannakis Signed-off-by: Paul E. McKenney Reviewed-by: Josh Triplett --- diff --git a/kernel/rcu/tree_plugin.h b/kernel/rcu/tree_plugin.h index 56583e764ebf..2f5541f6f031 100644 --- a/kernel/rcu/tree_plugin.h +++ b/kernel/rcu/tree_plugin.h @@ -2366,8 +2366,9 @@ static void __init rcu_organize_nocb_kthreads(struct rcu_state *rsp) } /* - * Each pass through this loop sets up one rcu_data structure and - * spawns one rcu_nocb_kthread(). + * Each pass through this loop sets up one rcu_data structure. + * Should the corresponding CPU come online in the future, then + * we will spawn the needed set of rcu_nocb_kthread() kthreads. */ for_each_cpu(cpu, rcu_nocb_mask) { rdp = per_cpu_ptr(rsp->rda, cpu);