netdev - Re: [PATCH] ppp: add 64 bit stats

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Date:	Mon, 23 Jul 2012 21:53:28 -0400
From:	Kevin Groeneveld <kgroeneveld@...il.com>
To:	Eric Dumazet <eric.dumazet@...il.com>
Cc:	netdev@...r.kernel.org
Subject: Re: [PATCH] ppp: add 64 bit stats

On Mon, Jul 23, 2012 at 11:59 AM, Eric Dumazet <eric.dumazet@...il.com> wrote:
>> Would proper synchronization in this case just be wrapping the updates
>> in a spin_lock/spin_unlock?
>
> Would be fine (if the proper BH safe variant is used), or you could also
> use atomic64_t.

Which would you recommend, spin locks or atomic64_t?

atomic64_t seems like it would be simpler.
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