selftests/bpf: Add testcases for callback with tailcall

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Add 2 testcases for callback with tailcall:
1. failure case: callback->subprog->tailcall.
2. success case: subprog with tailcall do not affect
   no-tailcall callback.

Signed-off-by: Pu Lehui <pulehui@huawei.com>
Link: https://patch.msgid.link/20260716120157.835937-4-pulehui@huaweicloud.com
Signed-off-by: Eduard Zingerman <eddyz87@gmail.com>

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Pu Lehui 2026-07-16 12:01:57 +00:00 • committed by Eduard Zingerman

parent a41d0c30d7

commit 42bfd21a8b

2 changed files with 88 additions and 0 deletions

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7

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

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81

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

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