netdev - Re: [patch net-next-2.6] net: convert bonding to use rx

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Date:	Fri, 18 Feb 2011 14:29:51 +0100
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Jiri Pirko <jpirko@...hat.com>
Cc:	netdev@...r.kernel.org, davem@...emloft.net,
	shemminger@...ux-foundation.org, kaber@...sh.net, fubar@...ibm.com,
	nicolas.2p.debian@...il.com, andy@...yhouse.net
Subject: Re: [patch net-next-2.6] net: convert bonding to use rx_handler

Le vendredi 18 février 2011 à 14:25 +0100, Jiri Pirko a écrit :
> This patch converts bonding to use rx_handler. Results in cleaner
> __netif_receive_skb() with much less exceptions needed. Also bond-specific
> work is moved into bond code.
> 
> Signed-off-by: Jiri Pirko <jpirko@...hat.com>
> ---
>  drivers/net/bonding/bond_main.c |   75 ++++++++++++++++++++-
>  include/linux/skbuff.h          |    2 +
>  net/core/dev.c                  |  144 +++++++++++---------------------------
>  net/core/skbuff.c               |    1 +
>  4 files changed, 119 insertions(+), 103 deletions(-)
> 

> diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
> index 31f02d0..9f3af5d 100644
> --- a/include/linux/skbuff.h
> +++ b/include/linux/skbuff.h
> @@ -267,6 +267,7 @@ typedef unsigned char *sk_buff_data_t;
>   *	@sk: Socket we are owned by
>   *	@tstamp: Time we arrived
>   *	@dev: Device we arrived on/are leaving by
> + *	@input_dev: Original device on which we arrived
>   *	@transport_header: Transport layer header
>   *	@network_header: Network layer header
>   *	@mac_header: Link layer header
> @@ -325,6 +326,7 @@ struct sk_buff {
>  
>  	struct sock		*sk;
>  	struct net_device	*dev;
> +	struct net_device	*input_dev;
>  

Your patch looks fine, but adding 8 bytes to sk_buff for a "cleanup" is
really a show stopper for me.



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