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Date: Fri, 21 May 2010 11:16:32 +1000 From: Herbert Xu <herbert@...dor.apana.org.au> To: Neil Horman <nhorman@...driver.com> Cc: Eric Dumazet <eric.dumazet@...il.com>, David Miller <davem@...emloft.net>, bmb@...enacr.com, tgraf@...hat.com, nhorman@...hat.com, netdev@...r.kernel.org Subject: Re: tun: Use netif_receive_skb instead of netif_rx On Fri, May 21, 2010 at 11:02:11AM +1000, Herbert Xu wrote: > > That's what I meant above. My patch will make tun.c to the > classid update every time it sends out a packet. Here it is: tun: Update classid on packet injection This patch makes tun update its socket classid every time we inject a packet into the network stack. This is so that any updates made by the admin to the process writing packets to tun is effected. Signed-off-by: Herbert Xu <herbert@...dor.apana.org.au> diff --git a/drivers/net/tun.c b/drivers/net/tun.c index 4326520..a8a9aa8 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -525,6 +525,8 @@ static inline struct sk_buff *tun_alloc_skb(struct tun_struct *tun, struct sk_buff *skb; int err; + sock_update_classid(sk); + /* Under a page? Don't bother with paged skb. */ if (prepad + len < PAGE_SIZE || !linear) linear = len; diff --git a/net/core/sock.c b/net/core/sock.c index 8f7fdf8..4969bd1 100644 --- a/net/core/sock.c +++ b/net/core/sock.c @@ -1055,6 +1055,7 @@ void sock_update_classid(struct sock *sk) if (classid && classid != sk->sk_classid) sk->classid = classid; } +EXPORT_SYMBOL(sock_update_classid); #endif /** Cheers, -- Visit Openswan at http://www.openswan.org/ Email: Herbert Xu ~{PmV>HI~} <herbert@...dor.apana.org.au> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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