netdev - Re: [PATCH net-next] x_table: align per cpu xt

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Message-ID: <20150617170815.GF31987@breakpoint.cc>
Date:	Wed, 17 Jun 2015 19:08:15 +0200
From:	Florian Westphal <fw@...len.de>
To:	Eric Dumazet <eric.dumazet@...il.com>
Cc:	Pablo Neira Ayuso <pablo@...filter.org>,
	David Miller <davem@...emloft.net>,
	netfilter-devel@...r.kernel.org, netdev <netdev@...r.kernel.org>,
	Florian Westphal <fw@...len.de>
Subject: Re: [PATCH net-next] x_table: align per cpu xt_counter

Eric Dumazet <eric.dumazet@...il.com> wrote:
> From: Eric Dumazet <edumazet@...gle.com>
> 
> Let's force a 16 bytes alignment on xt_counter percpu allocations,
> so that bytes and packets sit in same cache line.
> 
> xt_counter being exported to user space, we cannot add __align(16) on
> the structure itself.

Sorry, I was away.  Looks great.

Acked-by: Florian Westphal <fw@...len.de>
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