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8f51dfc73b
Add new helper bpf_sk_storage_clone which optionally clones sk storage and call it from sk_clone_lock. Cc: Martin KaFai Lau <kafai@fb.com> Cc: Yonghong Song <yhs@fb.com> Acked-by: Martin KaFai Lau <kafai@fb.com> Acked-by: Yonghong Song <yhs@fb.com> Signed-off-by: Stanislav Fomichev <sdf@google.com> Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
24 lines
558 B
C
24 lines
558 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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/* Copyright (c) 2019 Facebook */
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#ifndef _BPF_SK_STORAGE_H
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#define _BPF_SK_STORAGE_H
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struct sock;
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void bpf_sk_storage_free(struct sock *sk);
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extern const struct bpf_func_proto bpf_sk_storage_get_proto;
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extern const struct bpf_func_proto bpf_sk_storage_delete_proto;
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#ifdef CONFIG_BPF_SYSCALL
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int bpf_sk_storage_clone(const struct sock *sk, struct sock *newsk);
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#else
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static inline int bpf_sk_storage_clone(const struct sock *sk,
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struct sock *newsk)
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{
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return 0;
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}
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#endif
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#endif /* _BPF_SK_STORAGE_H */
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