Commit b390134c authored by Daniel Borkmann's avatar Daniel Borkmann Committed by Alexei Starovoitov
Browse files

bpf: prefix cbpf internal helpers with bpf_ 



No change in functionality, just remove the '__' prefix and replace it
with a 'bpf_' prefix instead. We later on add a couple of more helpers
for cBPF and keeping the scheme with '__' is suboptimal there.

Signed-off-by: default avatarDaniel Borkmann <daniel@iogearbox.net>
Acked-by: default avatarAlexei Starovoitov <ast@kernel.org>
Signed-off-by: default avatarAlexei Starovoitov <ast@kernel.org>
parent 08dbc7a6

net/core/filter.c

+9 −9
Original line number Original line Diff line number Diff line
@@ -113,12 +113,12 @@ int sk_filter_trim_cap(struct sock *sk, struct sk_buff *skb, unsigned int cap) 
}

}

EXPORT_SYMBOL(sk_filter_trim_cap);

EXPORT_SYMBOL(sk_filter_trim_cap);





BPF_CALL_1(__skb_get_pay_offset, struct sk_buff *, skb)

BPF_CALL_1(bpf_skb_get_pay_offset, struct sk_buff *, skb)

{

{

	return skb_get_poff(skb);

	return skb_get_poff(skb);

}

}





BPF_CALL_3(__skb_get_nlattr, struct sk_buff *, skb, u32, a, u32, x)

BPF_CALL_3(bpf_skb_get_nlattr, struct sk_buff *, skb, u32, a, u32, x)

{

{

	struct nlattr *nla;

	struct nlattr *nla;
@@ -138,7 +138,7 @@ BPF_CALL_3(__skb_get_nlattr, struct sk_buff *, skb, u32, a, u32, x) 
	return 0;

	return 0;

}

}





BPF_CALL_3(__skb_get_nlattr_nest, struct sk_buff *, skb, u32, a, u32, x)

BPF_CALL_3(bpf_skb_get_nlattr_nest, struct sk_buff *, skb, u32, a, u32, x)

{

{

	struct nlattr *nla;

	struct nlattr *nla;
@@ -162,13 +162,13 @@ BPF_CALL_3(__skb_get_nlattr_nest, struct sk_buff *, skb, u32, a, u32, x) 
	return 0;

	return 0;

}

}





BPF_CALL_0(__get_raw_cpu_id)

BPF_CALL_0(bpf_get_raw_cpu_id)

{

{

	return raw_smp_processor_id();

	return raw_smp_processor_id();

}

}





static const struct bpf_func_proto bpf_get_raw_smp_processor_id_proto = {

static const struct bpf_func_proto bpf_get_raw_smp_processor_id_proto = {

	.func		= __get_raw_cpu_id,

	.func		= bpf_get_raw_cpu_id,

	.gpl_only	= false,

	.gpl_only	= false,

	.ret_type	= RET_INTEGER,

	.ret_type	= RET_INTEGER,

};

};
@@ -318,16 +318,16 @@ static bool convert_bpf_extensions(struct sock_filter *fp, 
		/* Emit call(arg1=CTX, arg2=A, arg3=X) */

		/* Emit call(arg1=CTX, arg2=A, arg3=X) */

		switch (fp->k) {

		switch (fp->k) {

		case SKF_AD_OFF + SKF_AD_PAY_OFFSET:

		case SKF_AD_OFF + SKF_AD_PAY_OFFSET:

			*insn = BPF_EMIT_CALL(__skb_get_pay_offset);

			*insn = BPF_EMIT_CALL(bpf_skb_get_pay_offset);

			break;

			break;

		case SKF_AD_OFF + SKF_AD_NLATTR:

		case SKF_AD_OFF + SKF_AD_NLATTR:

			*insn = BPF_EMIT_CALL(__skb_get_nlattr);

			*insn = BPF_EMIT_CALL(bpf_skb_get_nlattr);

			break;

			break;

		case SKF_AD_OFF + SKF_AD_NLATTR_NEST:

		case SKF_AD_OFF + SKF_AD_NLATTR_NEST:

			*insn = BPF_EMIT_CALL(__skb_get_nlattr_nest);

			*insn = BPF_EMIT_CALL(bpf_skb_get_nlattr_nest);

			break;

			break;

		case SKF_AD_OFF + SKF_AD_CPU:

		case SKF_AD_OFF + SKF_AD_CPU:

			*insn = BPF_EMIT_CALL(__get_raw_cpu_id);

			*insn = BPF_EMIT_CALL(bpf_get_raw_cpu_id);

			break;

			break;

		case SKF_AD_OFF + SKF_AD_RANDOM:

		case SKF_AD_OFF + SKF_AD_RANDOM:

			*insn = BPF_EMIT_CALL(bpf_user_rnd_u32);

			*insn = BPF_EMIT_CALL(bpf_user_rnd_u32);

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