rxq contains a pointer to the device from where the redirect happened. Currently, the BPF program that was executed after a redirect via BPF_MAP_TYPE_DEVMAP* does not have it set.
Add bugfix and related selftest.
Signed-off-by: Florian Kauer florian.kauer@linutronix.de --- Changes in v3: - initialize skel to NULL, thanks Stanislav - Link to v2: https://lore.kernel.org/r/20240906-devel-koalo-fix-ingress-ifindex-v2-0-4caa...
Changes in v2: - changed fixes tag - added selftest - Link to v1: https://lore.kernel.org/r/20240905-devel-koalo-fix-ingress-ifindex-v1-1-d12a...
--- Florian Kauer (2): bpf: devmap: provide rxq after redirect bpf: selftests: send packet to devmap redirect XDP
kernel/bpf/devmap.c | 11 +- .../selftests/bpf/prog_tests/xdp_devmap_attach.c | 114 +++++++++++++++++++-- 2 files changed, 115 insertions(+), 10 deletions(-) --- base-commit: 8e69c96df771ab469cec278edb47009351de4da6 change-id: 20240905-devel-koalo-fix-ingress-ifindex-b9293d471db6
Best regards,