tools/testing/selftests/bpf/progs/struct_ops_multi_pages.c

Source file repositories/reference/linux-study-clean/tools/testing/selftests/bpf/progs/struct_ops_multi_pages.c

File Facts

System
Linux kernel
Corpus path
tools/testing/selftests/bpf/progs/struct_ops_multi_pages.c
Extension
.c
Size
1438 bytes
Lines
103
Domain
Support Tooling And Documentation
Bucket
tools
Inferred role
Support Tooling And Documentation: implementation source
Status
source implementation candidate

Why This File Exists

Repository support layer: documentation, build tooling, samples, user-space helper tools, generated initramfs support, licenses, and validation utilities.

Dependency Surface

Detected Declarations

Annotated Snippet

// SPDX-License-Identifier: GPL-2.0
/* Copyright (c) 2024 Meta Platforms, Inc. and affiliates. */
#include <vmlinux.h>
#include <bpf/bpf_helpers.h>
#include <bpf/bpf_tracing.h>
#include "../test_kmods/bpf_testmod.h"

char _license[] SEC("license") = "GPL";

#define TRAMP(x) \
	SEC("struct_ops/tramp_" #x)		\
	int BPF_PROG(tramp_ ## x, int a)	\
	{					\
		return a;			\
	}

TRAMP(1)
TRAMP(2)
TRAMP(3)
TRAMP(4)
TRAMP(5)
TRAMP(6)
TRAMP(7)
TRAMP(8)
TRAMP(9)
TRAMP(10)
TRAMP(11)
TRAMP(12)
TRAMP(13)
TRAMP(14)
TRAMP(15)
TRAMP(16)
TRAMP(17)
TRAMP(18)
TRAMP(19)
TRAMP(20)
TRAMP(21)
TRAMP(22)
TRAMP(23)
TRAMP(24)
TRAMP(25)
TRAMP(26)
TRAMP(27)
TRAMP(28)
TRAMP(29)
TRAMP(30)
TRAMP(31)
TRAMP(32)
TRAMP(33)
TRAMP(34)
TRAMP(35)
TRAMP(36)
TRAMP(37)
TRAMP(38)
TRAMP(39)
TRAMP(40)

#define F_TRAMP(x) .tramp_ ## x = (void *)tramp_ ## x

SEC(".struct_ops.link")
struct bpf_testmod_ops multi_pages = {
	F_TRAMP(1),
	F_TRAMP(2),
	F_TRAMP(3),
	F_TRAMP(4),
	F_TRAMP(5),
	F_TRAMP(6),
	F_TRAMP(7),
	F_TRAMP(8),
	F_TRAMP(9),
	F_TRAMP(10),
	F_TRAMP(11),
	F_TRAMP(12),
	F_TRAMP(13),
	F_TRAMP(14),
	F_TRAMP(15),
	F_TRAMP(16),
	F_TRAMP(17),
	F_TRAMP(18),
	F_TRAMP(19),
	F_TRAMP(20),
	F_TRAMP(21),
	F_TRAMP(22),
	F_TRAMP(23),
	F_TRAMP(24),
	F_TRAMP(25),
	F_TRAMP(26),
	F_TRAMP(27),
	F_TRAMP(28),
	F_TRAMP(29),

Annotation

Implementation Notes