mirror of
https://github.com/superseriousbusiness/gotosocial.git
synced 2024-12-05 10:02:47 +00:00
57dc742c76
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>
55 lines
1.3 KiB
Go
55 lines
1.3 KiB
Go
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
|
||
}
|