Message ID | 20221206024554.3826186-6-sdf@google.com (mailing list archive) |
---|---|
State | Superseded |
Delegated to: | BPF |
Headers | show |
Series | xdp: hints via kfuncs | expand |
Context | Check | Description |
---|---|---|
netdev/tree_selection | success | Clearly marked for bpf-next, async |
netdev/fixes_present | success | Fixes tag not required for -next series |
netdev/subject_prefix | success | Link |
netdev/cover_letter | success | Series has a cover letter |
netdev/patch_count | success | Link |
netdev/header_inline | success | No static functions without inline keyword in header files |
netdev/build_32bit | success | Errors and warnings before: 0 this patch: 0 |
netdev/cc_maintainers | warning | 4 maintainers not CCed: edumazet@google.com davem@davemloft.net pabeni@redhat.com hawk@kernel.org |
netdev/build_clang | success | Errors and warnings before: 0 this patch: 0 |
netdev/module_param | success | Was 0 now: 0 |
netdev/verify_signedoff | success | Signed-off-by tag matches author and committer |
netdev/check_selftest | success | No net selftest shell script |
netdev/verify_fixes | success | No Fixes tag |
netdev/build_allmodconfig_warn | success | Errors and warnings before: 0 this patch: 0 |
netdev/checkpatch | success | total: 0 errors, 0 warnings, 0 checks, 62 lines checked |
netdev/kdoc | success | Errors and warnings before: 0 this patch: 0 |
netdev/source_inline | success | Was 0 now: 0 |
bpf/vmtest-bpf-next-VM_Test-4 | fail | Logs for build for aarch64 with llvm-16 |
bpf/vmtest-bpf-next-VM_Test-9 | success | Logs for set-matrix |
bpf/vmtest-bpf-next-PR | success | PR summary |
bpf/vmtest-bpf-next-VM_Test-1 | success | Logs for ShellCheck |
bpf/vmtest-bpf-next-VM_Test-2 | fail | Logs for build for aarch64 with gcc |
bpf/vmtest-bpf-next-VM_Test-3 | fail | Logs for build for aarch64 with llvm-16 |
bpf/vmtest-bpf-next-VM_Test-5 | fail | Logs for build for x86_64 with gcc |
bpf/vmtest-bpf-next-VM_Test-6 | fail | Logs for build for x86_64 with llvm-16 |
bpf/vmtest-bpf-next-VM_Test-7 | success | Logs for llvm-toolchain |
bpf/vmtest-bpf-next-VM_Test-8 | success | Logs for set-matrix |
diff --git a/drivers/net/veth.c b/drivers/net/veth.c index 04ffd8cb2945..d15302672493 100644 --- a/drivers/net/veth.c +++ b/drivers/net/veth.c @@ -118,6 +118,7 @@ static struct { struct veth_xdp_buff { struct xdp_buff xdp; + struct sk_buff *skb; }; static int veth_get_link_ksettings(struct net_device *dev, @@ -602,6 +603,7 @@ static struct xdp_frame *veth_xdp_rcv_one(struct veth_rq *rq, xdp_convert_frame_to_buff(frame, xdp); xdp->rxq = &rq->xdp_rxq; + vxbuf.skb = NULL; act = bpf_prog_run_xdp(xdp_prog, xdp); @@ -823,6 +825,7 @@ static struct sk_buff *veth_xdp_rcv_skb(struct veth_rq *rq, __skb_push(skb, skb->data - skb_mac_header(skb)); if (veth_convert_skb_to_xdp_buff(rq, xdp, &skb)) goto drop; + vxbuf.skb = skb; orig_data = xdp->data; orig_data_end = xdp->data_end; @@ -1601,6 +1604,30 @@ static int veth_xdp(struct net_device *dev, struct netdev_bpf *xdp) } } +static bool veth_xdp_rx_timestamp_supported(const struct xdp_md *ctx) +{ + return true; +} + +static u64 veth_xdp_rx_timestamp(const struct xdp_md *ctx) +{ + return ktime_get_mono_fast_ns(); +} + +static bool veth_xdp_rx_hash_supported(const struct xdp_md *ctx) +{ + return true; +} + +static u32 veth_xdp_rx_hash(const struct xdp_md *ctx) +{ + struct veth_xdp_buff *_ctx = (void *)ctx; + + if (_ctx->skb) + return skb_get_hash(_ctx->skb); + return 0; +} + static const struct net_device_ops veth_netdev_ops = { .ndo_init = veth_dev_init, .ndo_open = veth_open, @@ -1620,6 +1647,11 @@ static const struct net_device_ops veth_netdev_ops = { .ndo_bpf = veth_xdp, .ndo_xdp_xmit = veth_ndo_xdp_xmit, .ndo_get_peer_dev = veth_peer_dev, + + .ndo_xdp_rx_timestamp_supported = veth_xdp_rx_timestamp_supported, + .ndo_xdp_rx_timestamp = veth_xdp_rx_timestamp, + .ndo_xdp_rx_hash_supported = veth_xdp_rx_hash_supported, + .ndo_xdp_rx_hash = veth_xdp_rx_hash, }; #define VETH_FEATURES (NETIF_F_SG | NETIF_F_FRAGLIST | NETIF_F_HW_CSUM | \
The goal is to enable end-to-end testing of the metadata for AF_XDP. Cc: John Fastabend <john.fastabend@gmail.com> Cc: David Ahern <dsahern@gmail.com> Cc: Martin KaFai Lau <martin.lau@linux.dev> Cc: Jakub Kicinski <kuba@kernel.org> Cc: Willem de Bruijn <willemb@google.com> Cc: Jesper Dangaard Brouer <brouer@redhat.com> Cc: Anatoly Burakov <anatoly.burakov@intel.com> Cc: Alexander Lobakin <alexandr.lobakin@intel.com> Cc: Magnus Karlsson <magnus.karlsson@gmail.com> Cc: Maryam Tahhan <mtahhan@redhat.com> Cc: xdp-hints@xdp-project.net Cc: netdev@vger.kernel.org Signed-off-by: Stanislav Fomichev <sdf@google.com> --- drivers/net/veth.c | 32 ++++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+)