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net: remove skb_sender_cpu_clear()

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After commit 52bd2d62ce ("net: better skb->sender_cpu and skb->napi_id cohabitation")
skb_sender_cpu_clear() becomes empty and can be removed.

Cc: Eric Dumazet <edumazet@google.com>
Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
WANG Cong 2016-02-27 20:19:54 -08:00 committed by David S. Miller
parent 8b4837c879
commit 64d4e3431e
9 changed files with 0 additions and 18 deletions
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4
include/linux/skbuff.h
View File

@ -1161,10 +1161,6 @@ static inline void skb_copy_hash(struct sk_buff *to, const struct sk_buff *from)
to->l4_hash = from->l4_hash;
};
static inline void skb_sender_cpu_clear(struct sk_buff *skb)
{
}
#ifdef NET_SKBUFF_DATA_USES_OFFSET
static inline unsigned char *skb_end_pointer(const struct sk_buff *skb)
{

1
net/bridge/br_forward.c
View File

@ -44,7 +44,6 @@ int br_dev_queue_push_xmit(struct net *net, struct sock *sk, struct sk_buff *skb
skb_push(skb, ETH_HLEN);
br_drop_fake_rtable(skb);
skb_sender_cpu_clear(skb);
if (skb->ip_summed == CHECKSUM_PARTIAL &&
(skb->protocol == htons(ETH_P_8021Q) ||

2
net/core/filter.c
View File

@ -1597,7 +1597,6 @@ static u64 bpf_clone_redirect(u64 r1, u64 ifindex, u64 flags, u64 r4, u64 r5)
}
skb2->dev = dev;
skb_sender_cpu_clear(skb2);
return dev_queue_xmit(skb2);
}
@ -1650,7 +1649,6 @@ int skb_do_redirect(struct sk_buff *skb)
}
skb->dev = dev;
skb_sender_cpu_clear(skb);
return dev_queue_xmit(skb);
}

1
net/core/skbuff.c
View File

@ -4302,7 +4302,6 @@ void skb_scrub_packet(struct sk_buff *skb, bool xnet)
skb->skb_iif = 0;
skb->ignore_df = 0;
skb_dst_drop(skb);
skb_sender_cpu_clear(skb);
secpath_reset(skb);
nf_reset(skb);
nf_reset_trace(skb);

1
net/ipv4/ip_forward.c
View File

@ -71,7 +71,6 @@ static int ip_forward_finish(struct net *net, struct sock *sk, struct sk_buff *s
if (unlikely(opt->optlen))
ip_forward_options(skb);
skb_sender_cpu_clear(skb);
return dst_output(net, sk, skb);
}

1
net/ipv6/ip6_output.c
View File

@ -332,7 +332,6 @@ static int ip6_forward_proxy_check(struct sk_buff *skb)
static inline int ip6_forward_finish(struct net *net, struct sock *sk,
struct sk_buff *skb)
{
skb_sender_cpu_clear(skb);
return dst_output(net, sk, skb);
}

6
net/netfilter/ipvs/ip_vs_xmit.c
View File

@ -531,8 +531,6 @@ static inline int ip_vs_tunnel_xmit_prepare(struct sk_buff *skb,
if (ret == NF_ACCEPT) {
nf_reset(skb);
skb_forward_csum(skb);
if (!skb->sk)
skb_sender_cpu_clear(skb);
}
return ret;
}
@ -573,8 +571,6 @@ static inline int ip_vs_nat_send_or_cont(int pf, struct sk_buff *skb,
if (!local) {
skb_forward_csum(skb);
if (!skb->sk)
skb_sender_cpu_clear(skb);
NF_HOOK(pf, NF_INET_LOCAL_OUT, cp->ipvs->net, NULL, skb,
NULL, skb_dst(skb)->dev, dst_output);
} else
@ -595,8 +591,6 @@ static inline int ip_vs_send_or_cont(int pf, struct sk_buff *skb,
if (!local) {
ip_vs_drop_early_demux_sk(skb);
skb_forward_csum(skb);
if (!skb->sk)
skb_sender_cpu_clear(skb);
NF_HOOK(pf, NF_INET_LOCAL_OUT, cp->ipvs->net, NULL, skb,
NULL, skb_dst(skb)->dev, dst_output);
} else

1
net/netfilter/nf_dup_netdev.c
View File

@ -31,7 +31,6 @@ void nf_dup_netdev_egress(const struct nft_pktinfo *pkt, int oif)
skb_push(skb, skb->mac_len);
skb->dev = dev;
skb_sender_cpu_clear(skb);
dev_queue_xmit(skb);
}
EXPORT_SYMBOL_GPL(nf_dup_netdev_egress);

1
net/sched/act_mirred.c
View File

@ -182,7 +182,6 @@ static int tcf_mirred(struct sk_buff *skb, const struct tc_action *a,
skb2->skb_iif = skb->dev->ifindex;
skb2->dev = dev;
skb_sender_cpu_clear(skb2);
err = dev_queue_xmit(skb2);
if (err) {