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From: Martin KaFai Lau <kafai@fb.com>
To: John Fastabend <john.fastabend@gmail.com>
Cc: <jakub@cloudflare.com>, <daniel@iogearbox.net>,
<xiyou.wangcong@gmail.com>, <alexei.starovoitov@gmail.com>,
<bpf@vger.kernel.org>, <netdev@vger.kernel.org>
Subject: Re: [PATCH bpf v2 3/3] bpf, sockmap: fix memleak on ingress msg enqueue
Date: Mon, 26 Jul 2021 21:32:05 -0700 [thread overview]
Message-ID: <20210727043205.24ldyis5g5yvg4mm@kafai-mbp.dhcp.thefacebook.com> (raw)
In-Reply-To: <20210726165304.1443836-4-john.fastabend@gmail.com>
On Mon, Jul 26, 2021 at 09:53:04AM -0700, John Fastabend wrote:
> --- a/include/linux/skmsg.h
> +++ b/include/linux/skmsg.h
> @@ -285,11 +285,45 @@ static inline struct sk_psock *sk_psock(const struct sock *sk)
> return rcu_dereference_sk_user_data(sk);
> }
>
> +static inline void sk_psock_set_state(struct sk_psock *psock,
> + enum sk_psock_state_bits bit)
> +{
> + set_bit(bit, &psock->state);
> +}
> +
> +static inline void sk_psock_clear_state(struct sk_psock *psock,
> + enum sk_psock_state_bits bit)
> +{
> + clear_bit(bit, &psock->state);
> +}
> +
> +static inline bool sk_psock_test_state(const struct sk_psock *psock,
> + enum sk_psock_state_bits bit)
> +{
> + return test_bit(bit, &psock->state);
> +}
> +
> +static void sock_drop(struct sock *sk, struct sk_buff *skb)
inline
> +{
> + sk_drops_add(sk, skb);
> + kfree_skb(skb);
> +}
> +
next prev parent reply other threads:[~2021-07-27 4:32 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-26 16:53 [PATCH bpf v2 0/3] sockmap fixes picked up by stress tests John Fastabend
2021-07-26 16:53 ` [PATCH bpf v2 1/3] bpf, sockmap: zap ingress queues after stopping strparser John Fastabend
2021-07-26 16:53 ` [PATCH bpf v2 2/3] bpf, sockmap: on cleanup we additionally need to remove cached skb John Fastabend
2021-07-26 16:53 ` [PATCH bpf v2 3/3] bpf, sockmap: fix memleak on ingress msg enqueue John Fastabend
2021-07-27 4:32 ` Martin KaFai Lau [this message]
2021-07-27 16:01 ` John Fastabend
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