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Message-ID: <8f5cee25-07c2-3338-b6e7-c6ae10187e9c@kernel.org>
Date: Fri, 8 Apr 2022 22:05:10 -0600
From: David Ahern <dsahern@...nel.org>
To: menglong8.dong@...il.com, kuba@...nel.org, pabeni@...hat.com
Cc: rostedt@...dmis.org, mingo@...hat.com, xeb@...l.ru,
davem@...emloft.net, yoshfuji@...ux-ipv6.org,
imagedong@...cent.com, edumazet@...gle.com, kafai@...com,
talalahmad@...gle.com, keescook@...omium.org, alobakin@...me,
flyingpeng@...cent.com, mengensun@...cent.com,
dongli.zhang@...cle.com, linux-kernel@...r.kernel.org,
netdev@...r.kernel.org, benbjiang@...cent.com
Subject: Re: [PATCH RESEND net-next v5 3/4] net: icmp: introduce
__ping_queue_rcv_skb() to report drop reasons
On 4/7/22 12:20 AM, menglong8.dong@...il.com wrote:
> From: Menglong Dong <imagedong@...cent.com>
>
> In order to avoid to change the return value of ping_queue_rcv_skb(),
> introduce the function __ping_queue_rcv_skb(), which is able to report
> the reasons of skb drop as its return value, as Paolo suggested.
>
> Meanwhile, make ping_queue_rcv_skb() a simple call to
> __ping_queue_rcv_skb().
>
> The kfree_skb() and sock_queue_rcv_skb() used in ping_queue_rcv_skb()
> are replaced with kfree_skb_reason() and sock_queue_rcv_skb_reason()
> now.
>
> Reviewed-by: Hao Peng <flyingpeng@...cent.com>
> Reviewed-by: Jiang Biao <benbjiang@...cent.com>
> Signed-off-by: Menglong Dong <imagedong@...cent.com>
> ---
> v4:
> - fix the return value problem of ping_queue_rcv_skb()
>
> v3:
> - fix aligenment problem
>
> v2:
> - introduce __ping_queue_rcv_skb() instead of change the return value
> of ping_queue_rcv_skb()
> ---
> net/ipv4/ping.c | 18 +++++++++++++-----
> 1 file changed, 13 insertions(+), 5 deletions(-)
>
Reviewed-by: David Ahern <dsahern@...nel.org>
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