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

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Message-Id: <20150618.034326.1579688535859905135.davem@davemloft.net>
Date:	Thu, 18 Jun 2015 03:43:26 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	eric.dumazet@...il.com
Cc:	pablo@...filter.org, netfilter-devel@...r.kernel.org,
	netdev@...r.kernel.org, fw@...len.de
Subject: Re: [PATCH net-next] x_table: align per cpu xt_counter

From: Eric Dumazet <eric.dumazet@...il.com>
Date: Mon, 15 Jun 2015 18:10:13 -0700

> 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.
> 
> Signed-off-by: Eric Dumazet <edumazet@...gle.com>
> Cc: Florian Westphal <fw@...len.de>

Pablo, I assume you will take this.
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