netdev - Re: [PATCH v1 net-next] tuntap: convert to 64-bit interface statistics

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Message-ID: <1426805764.25985.18.camel@edumazet-glaptop2.roam.corp.google.com>
Date:	Thu, 19 Mar 2015 15:56:04 -0700
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Jonathan Toppins <jtoppins@...ulusnetworks.com>
Cc:	"David S. Miller" <davem@...emloft.net>, netdev@...r.kernel.org,
	Curt Brune <curt@...ulusnetworks.com>
Subject: Re: [PATCH v1 net-next] tuntap: convert to 64-bit interface
 statistics

On Thu, 2015-03-19 at 17:56 -0400, Jonathan Toppins wrote:


> Or are you suggesting per-cpu counters would be preferred which would 
> possibly eliminate the need for this lock?

Might be overkill for a device that is probably used by one cpu,
considering you defined a full  struct rtnl_link_stats64, instead of the
fields that are really handled. 



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