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Date: Sat, 29 Oct 2022 21:09:49 +0800 From: menglong8.dong@...il.com To: edumazet@...gle.com, kuba@...nel.org Cc: davem@...emloft.net, pabeni@...hat.com, yoshfuji@...ux-ipv6.org, dsahern@...nel.org, imagedong@...cent.com, kafai@...com, asml.silence@...il.com, keescook@...omium.org, linux-kernel@...r.kernel.org, netdev@...r.kernel.org Subject: [PATCH net-next 1/9] net: skb: introduce try_kfree_skb() From: Menglong Dong <imagedong@...cent.com> In order to simply the code, introduce try_kfree_skb(), which allow SKB_NOT_DROPPED_YET to be passed. When the reason is SKB_NOT_DROPPED_YET, consume_skb() will be called to free the skb normally. Otherwise, kfree_skb_reason() will be called. Signed-off-by: Menglong Dong <imagedong@...cent.com> --- include/linux/skbuff.h | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index 59c9fd55699d..f722accc054e 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -1236,6 +1236,15 @@ static inline void consume_skb(struct sk_buff *skb) } #endif +static inline void try_kfree_skb(struct sk_buff *skb, + enum skb_drop_reason reason) +{ + if (reason != SKB_NOT_DROPPED_YET) + kfree_skb_reason(skb, reason); + else + consume_skb(skb); +} + void __consume_stateless_skb(struct sk_buff *skb); void __kfree_skb(struct sk_buff *skb); extern struct kmem_cache *skbuff_head_cache; -- 2.37.2
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