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([2601:282:800:dc80:8870:ce19:2c7:3513]) by smtp.googlemail.com with ESMTPSA id i15sm18585139iog.14.2022.01.31.09.53.41 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 31 Jan 2022 09:53:41 -0800 (PST) Message-ID: <4fa7b7bc-6d86-1ed5-8f9b-04cfef5f13ee@gmail.com> Date: Mon, 31 Jan 2022 10:53:40 -0700 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:91.0) Gecko/20100101 Thunderbird/91.5.1 Subject: Re: [PATCH v3 net-next 7/7] net: udp: use kfree_skb_reason() in __udp_queue_rcv_skb() Content-Language: en-US To: menglong8.dong@gmail.com, dsahern@kernel.org, kuba@kernel.org Cc: rostedt@goodmis.org, mingo@redhat.com, davem@davemloft.net, yoshfuji@linux-ipv6.org, pablo@netfilter.org, kadlec@netfilter.org, fw@strlen.de, imagedong@tencent.com, edumazet@google.com, alobakin@pm.me, paulb@nvidia.com, keescook@chromium.org, talalahmad@google.com, haokexin@gmail.com, memxor@gmail.com, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, coreteam@netfilter.org, cong.wang@bytedance.com, mengensun@tencent.com References: <20220128073319.1017084-1-imagedong@tencent.com> <20220128073319.1017084-8-imagedong@tencent.com> From: David Ahern In-Reply-To: <20220128073319.1017084-8-imagedong@tencent.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 1/28/22 12:33 AM, menglong8.dong@gmail.com wrote: > From: Menglong Dong > > Replace kfree_skb() with kfree_skb_reason() in __udp_queue_rcv_skb(). > Following new drop reasons are introduced: > > SKB_DROP_REASON_SOCKET_RCVBUFF > SKB_DROP_REASON_PROTO_MEM > > Signed-off-by: Menglong Dong > --- > include/linux/skbuff.h | 5 +++++ > include/trace/events/skb.h | 2 ++ > net/ipv4/udp.c | 10 +++++++--- > 3 files changed, 14 insertions(+), 3 deletions(-) > Reviewed-by: David Ahern