selftests/bpf: Add tracing multi intersect tests

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Adding tracing multi tests for intersecting attached functions.

Using bits from (from 1 to 16 values) to specify (up to 4) attached
programs, and randomly choosing bpf_fentry_test* functions they are
attached to.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Link: https://lore.kernel.org/r/20260606123955.345967-24-jolsa@kernel.org
Signed-off-by: Alexei Starovoitov <ast@kernel.org>

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Jiri Olsa 2026-06-06 14:39:48 +02:00 • committed by Alexei Starovoitov

parent 2863f074f1

commit 4309f580a0

3 changed files with 143 additions and 1 deletions

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4

tools/testing/selftests/bpf/Makefile

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99

tools/testing/selftests/bpf/prog_tests/tracing_multi.c

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

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