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author | 2023-04-03 11:16:17 +0200 | |
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committer | 2023-04-03 11:16:17 +0200 | |
commit | 57dc742c76d7876a2457594715a7b5bc2c9a92bd (patch) | |
tree | 76be1ec744face5bf4f617d4c9fca084707e4268 /vendor/github.com/cilium/ebpf/link/xdp.go | |
parent | [bugfix/frontend] Preload css styles (#1638) (diff) | |
download | gotosocial-57dc742c76d7876a2457594715a7b5bc2c9a92bd.tar.xz |
[chore]: Bump github.com/KimMachineGun/automemlimit from 0.2.4 to 0.2.5 (#1666)
Bumps [github.com/KimMachineGun/automemlimit](https://github.com/KimMachineGun/automemlimit) from 0.2.4 to 0.2.5.
- [Release notes](https://github.com/KimMachineGun/automemlimit/releases)
- [Commits](https://github.com/KimMachineGun/automemlimit/compare/v0.2.4...v0.2.5)
---
updated-dependencies:
- dependency-name: github.com/KimMachineGun/automemlimit
dependency-type: direct:production
update-type: version-update:semver-patch
...
Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Diffstat (limited to 'vendor/github.com/cilium/ebpf/link/xdp.go')
-rw-r--r-- | vendor/github.com/cilium/ebpf/link/xdp.go | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/vendor/github.com/cilium/ebpf/link/xdp.go b/vendor/github.com/cilium/ebpf/link/xdp.go new file mode 100644 index 000000000..aa8dd3a4c --- /dev/null +++ b/vendor/github.com/cilium/ebpf/link/xdp.go @@ -0,0 +1,54 @@ +package link + +import ( + "fmt" + + "github.com/cilium/ebpf" +) + +// XDPAttachFlags represents how XDP program will be attached to interface. +type XDPAttachFlags uint32 + +const ( + // XDPGenericMode (SKB) links XDP BPF program for drivers which do + // not yet support native XDP. + XDPGenericMode XDPAttachFlags = 1 << (iota + 1) + // XDPDriverMode links XDP BPF program into the driver’s receive path. + XDPDriverMode + // XDPOffloadMode offloads the entire XDP BPF program into hardware. + XDPOffloadMode +) + +type XDPOptions struct { + // Program must be an XDP BPF program. + Program *ebpf.Program + + // Interface is the interface index to attach program to. + Interface int + + // Flags is one of XDPAttachFlags (optional). + // + // Only one XDP mode should be set, without flag defaults + // to driver/generic mode (best effort). + Flags XDPAttachFlags +} + +// AttachXDP links an XDP BPF program to an XDP hook. +func AttachXDP(opts XDPOptions) (Link, error) { + if t := opts.Program.Type(); t != ebpf.XDP { + return nil, fmt.Errorf("invalid program type %s, expected XDP", t) + } + + if opts.Interface < 1 { + return nil, fmt.Errorf("invalid interface index: %d", opts.Interface) + } + + rawLink, err := AttachRawLink(RawLinkOptions{ + Program: opts.Program, + Attach: ebpf.AttachXDP, + Target: opts.Interface, + Flags: uint32(opts.Flags), + }) + + return rawLink, err +} |