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Commit 59e83c01 authored by Jiri Olsa's avatar Jiri Olsa Committed by Andrii Nakryiko
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selftests/bpf: Add test for recursion counts of perf event link kprobe



Adding selftest that puts kprobe.multi on bpf_fentry_test1 that
calls bpf_kfunc_common_test kfunc which has 3 perf event kprobes
and 1 kprobe.multi attached.

Because fprobe (kprobe.multi attach layear) does not have strict
recursion check the kprobe's bpf_prog_active check is hit for test2-5.

Disabling this test for arm64, because there's no fprobe support yet.

Signed-off-by: default avatarJiri Olsa <jolsa@kernel.org>
Signed-off-by: default avatarAndrii Nakryiko <andrii@kernel.org>
Tested-by: default avatarSong Liu <song@kernel.org>
Reviewed-by: default avatarSong Liu <song@kernel.org>
Acked-by: default avatarHou Tao <houtao1@huawei.com>
Link: https://lore.kernel.org/bpf/20230920213145.1941596-9-jolsa@kernel.org
parent 01e4ae47
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