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kernel: changes to enable tcpdump in sfe

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The change includes passing the packet structure to the sfe module
which includes functional pointer to tpacket_rcv needed for tcpdump
log collection.

Change-Id: Icab7663dac3f7b8681386b96945b7e170a4325f3
Acked-by: Rishav LNU <rna@qti.qualcomm.com>
Signed-off-by: Utkarsh Saxena <usaxena@codeaurora.org>
This commit is contained in:
Utkarsh Saxena 2017-02-15 21:46:17 +05:30 • committed by Aman Gupta
commit 1dd7764c9e
1 changed files with 5 additions and 3 deletions
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8
net/core/dev.c
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@ -4731,7 +4731,8 @@ void process_embms_receive_skb(struct sk_buff *skb)
}
#ifdef CONFIG_ENABLE_SFE
int (*athrs_fast_nat_recv)(struct sk_buff *skb) __rcu __read_mostly;
int (*athrs_fast_nat_recv)(struct sk_buff *skb,
struct packet_type *pt_temp) __rcu __read_mostly;
EXPORT_SYMBOL(athrs_fast_nat_recv);
#endif
@ -4745,8 +4746,9 @@ static int __netif_receive_skb_core(struct sk_buff **pskb, bool pfmemalloc,
bool deliver_exact = false;
int ret = NET_RX_DROP;
__be16 type;
#ifdef CONFIG_ENABLE_SFE
int (*fast_recv)(struct sk_buff *skb);
int (*fast_recv)(struct sk_buff *skb, struct packet_type *pt_temp);
#endif
net_timestamp_check(!netdev_tstamp_prequeue, skb);
@ -4824,7 +4826,7 @@ skip_classify:
#ifdef CONFIG_ENABLE_SFE
fast_recv = rcu_dereference(athrs_fast_nat_recv);
if (fast_recv) {
if (fast_recv(skb)) {
if (fast_recv(skb, pt_prev)) {
ret = NET_RX_SUCCESS;
goto out;
}