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net: skb: introduce the function kfree_skb_list_reason()

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To report reasons of skb drops, introduce the function
kfree_skb_list_reason() and make kfree_skb_list() an inline call to
it. This function will be used in the next commit in
__dev_xmit_skb().

Signed-off-by: Menglong Dong <imagedong@tencent.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Menglong Dong
2022-03-04 14:00:41 +08:00
committed by David S. Miller
parent 98b4d7a4e7
commit 215b0f1963
2 changed files with 11 additions and 4 deletions
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8
include/linux/skbuff.h
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@@ -1202,10 +1202,16 @@ static inline void kfree_skb(struct sk_buff *skb)
}
void skb_release_head_state(struct sk_buff *skb);
void kfree_skb_list(struct sk_buff *segs);
void kfree_skb_list_reason(struct sk_buff *segs,
enum skb_drop_reason reason);
void skb_dump(const char *level, const struct sk_buff *skb, bool full_pkt);
void skb_tx_error(struct sk_buff *skb);
static inline void kfree_skb_list(struct sk_buff *segs)
{
kfree_skb_list_reason(segs, SKB_DROP_REASON_NOT_SPECIFIED);
}
#ifdef CONFIG_TRACEPOINTS
void consume_skb(struct sk_buff *skb);
#else