Re: [B.A.T.M.A.N.] [PATCH v2 9/9] net: batman-adv: use per_cpu_add helper

On Sat, 3 Nov 2012, Shan Wei wrote:

diff --git a/net/batman-adv/main.h b/net/batman-adv/main.h index 897ba6a..3aef5b2 100644 --- a/net/batman-adv/main.h +++ b/net/batman-adv/main.h @@ -263,9 +263,7 @@ static inline bool batadv_has_timed_out(unsigned long timestamp, static inline void batadv_add_counter(struct batadv_priv *bat_priv, size_t idx, size_t count) {

• int cpu = get_cpu();
• per_cpu_ptr(bat_priv->bat_counters, cpu)[idx] += count;
• put_cpu();

• this_cpu_add(bat_priv->bat_counters[idx], count);

}

Reviewed-by: Christoph Lameter cl@linux.com