kernel/bpf/devmap.c | 11 +- .../selftests/bpf/prog_tests/xdp_devmap_attach.c | 114 +++++++++++++++++++-- 2 files changed, 115 insertions(+), 10 deletions(-)
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 v4:
- return -> goto out_close, thanks Toke
- Link to v3: https://lore.kernel.org/r/20240909-devel-koalo-fix-ingress-ifindex-v3-0-66218191ecca@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-v2-0-4caa12c644b4@linutronix.de
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@linutronix.de
---
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,
--
Florian Kauer <florian.kauer@linutronix.de>
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@linutronix.de> > --- > 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@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-v2-0-4caa12c644b4@linutronix.de > > 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@linutronix.de > > --- > 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? Thanks, Paolo
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@linutronix.de> >> --- >> 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@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-v2-0-4caa12c644b4@linutronix.de >> >> 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@linutronix.de >> >> --- >> 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.
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