147c69307b
Adding fill_link_info test for uprobe_multi link. Setting up uprobes with bogus ref_ctr_offsets and cookie values to test all the bpf_link_info::uprobe_multi fields. Signed-off-by: Jiri Olsa <jolsa@kernel.org> Signed-off-by: Andrii Nakryiko <andrii@kernel.org> Acked-by: Song Liu <song@kernel.org> Acked-by: Yonghong Song <yonghong.song@linux.dev> Link: https://lore.kernel.org/bpf/20231125193130.834322-6-jolsa@kernel.org
48 lines
702 B
C
48 lines
702 B
C
// SPDX-License-Identifier: GPL-2.0
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/* Copyright (C) 2023 Yafang Shao <laoar.shao@gmail.com> */
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#include "vmlinux.h"
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#include <bpf/bpf_tracing.h>
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#include <stdbool.h>
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extern bool CONFIG_X86_KERNEL_IBT __kconfig __weak;
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/* This function is here to have CONFIG_X86_KERNEL_IBT
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* used and added to object BTF.
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*/
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int unused(void)
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{
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return CONFIG_X86_KERNEL_IBT ? 0 : 1;
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}
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SEC("kprobe")
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int BPF_PROG(kprobe_run)
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{
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return 0;
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}
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SEC("uprobe")
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int BPF_PROG(uprobe_run)
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{
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return 0;
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}
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SEC("tracepoint")
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int BPF_PROG(tp_run)
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{
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return 0;
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}
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SEC("kprobe.multi")
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int BPF_PROG(kmulti_run)
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{
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return 0;
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}
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SEC("uprobe.multi")
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int BPF_PROG(umulti_run)
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{
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return 0;
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}
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char _license[] SEC("license") = "GPL";
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