selftests/bpf: Add test for dmabuf_iter

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This test creates a udmabuf, and a dmabuf from the system dmabuf heap,
and uses a BPF program that prints dmabuf metadata with the new
dmabuf_iter to verify they can be found.

Signed-off-by: T.J. Mercier <tjmercier@google.com>
Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Song Liu <song@kernel.org>
Link: https://lore.kernel.org/r/20250522230429.941193-5-tjmercier@google.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>

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T.J. Mercier 2025-05-22 23:04:28 +00:00 • committed by Alexei Starovoitov

parent 6eab7ac7c5

commit ae5d2c59ec

3 changed files with 300 additions and 0 deletions

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3

tools/testing/selftests/bpf/config

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244

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

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53

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

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