On 9/19/24 11:12 AM, Paolo Abeni wrote:
On 9/11/24 10:41, Florian Kauer wrote:
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@xxxxxxxxxxxxx>
---
Changes in v4:
- return -> goto out_close, thanks Toke
- Link to v3: https://lore.kernel.org/r/20240909-devel-koalo-fix-ingress-
ifindex-v3-0-66218191ecca@xxxxxxxxxxxxx
Changes in v3:
- initialize skel to NULL, thanks Stanislav
- Link to v2: https://lore.kernel.org/r/20240906-devel-koalo-fix-ingress-
ifindex-v2-0-4caa12c644b4@xxxxxxxxxxxxx
Changes in v2:
- changed fixes tag
- added selftest
- Link to v1: https://lore.kernel.org/r/20240905-devel-koalo-fix-ingress-
ifindex-v1-1-d12a0d74c29c@xxxxxxxxxxxxx
---
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(-)
Alex, Daniel: this will go directly via the bpf tree, right?
The patches lgtm also. Yes, it can directly go to the bpf tree.
It is useful if I can get an ack from netdev (Paolo?) at least for patch 1. Thanks.
