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Message-ID: <1267553173.2839.9.camel@edumazet-laptop> Date: Tue, 02 Mar 2010 19:06:13 +0100 From: Eric Dumazet <eric.dumazet@...il.com> To: Stephen Hemminger <shemminger@...tta.com> Cc: David Miller <davem@...emloft.net>, netdev@...r.kernel.org, bridge@...ts.linux-foundation.org Subject: Re: [PATCH] bridge: per-cpu packet statistics (v2) 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; > + -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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