Le mardi 02 mars 2010 à 09:58 -0800, Stephen Hemminger a écrit :
> + struct br_cpu_netstats __percpu {
> + unsigned long rx_packets;
> + unsigned long tx_packets;
> + unsigned long rx_bytes;
> + unsigned long tx_bytes;
> + } *stats;
> +
Ok, please group rx stats together instead of interleave, this to reduce
possibility of touching two cache lines in tx path (or rx path)
struct br_cpu_netstats __percpu {
> unsigned long rx_packets;
> + unsigned long rx_bytes;
>
> + unsigned long tx_packets;
> + unsigned long tx_bytes;
> + } *stats;
> +
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