netdev - Re: [PATCH 1/6] net: pack skb_shared

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Message-ID: <1325788258.4759.28.camel@edumazet-HP-Compaq-6005-Pro-SFF-PC>
Date:	Thu, 05 Jan 2012 19:30:58 +0100
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Ian Campbell <ian.campbell@...rix.com>
Cc:	netdev@...r.kernel.org, David Miller <davem@...emloft.net>
Subject: Re: [PATCH 1/6] net: pack skb_shared_info more efficiently

Le jeudi 05 janvier 2012 à 17:13 +0000, Ian Campbell a écrit :
> nr_frags can be 8 bits since 256 is plenty of fragments. This allows it to be
> packed with tx_flags.
> 
> Also by moving ip6_frag_id and dataref (both 4 bytes) next to each other we can
> avoid a hole between ip6_frag_id and frag_list on 64 bit systems.
> 
> Signed-off-by: Ian Campbell <ian.campbell@...rix.com>
> ---


Acked-by: Eric Dumazet <eric.dumazet@...il.com>




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