Revert "Merge pull request 101888 from kolyshkin/update-runc-rc94"

This reverts commit b1b06fe0a4, reversing
changes made to 382a33986b.

vendor/github.com/cilium/ebpf/link/program.go

@@ -1,76 +0,0 @@
-package link
-
-import (
-	"fmt"
-
-	"github.com/cilium/ebpf"
-	"github.com/cilium/ebpf/internal"
-)
-
-type RawAttachProgramOptions struct {
-	// File descriptor to attach to. This differs for each attach type.
-	Target int
-	// Program to attach.
-	Program *ebpf.Program
-	// Program to replace (cgroups).
-	Replace *ebpf.Program
-	// Attach must match the attach type of Program (and Replace).
-	Attach ebpf.AttachType
-	// Flags control the attach behaviour. This differs for each attach type.
-	Flags uint32
-}
-
-// RawAttachProgram is a low level wrapper around BPF_PROG_ATTACH.
-//
-// You should use one of the higher level abstractions available in this
-// package if possible.
-func RawAttachProgram(opts RawAttachProgramOptions) error {
-	if err := haveProgAttach(); err != nil {
-		return err
-	}
-
-	var replaceFd uint32
-	if opts.Replace != nil {
-		replaceFd = uint32(opts.Replace.FD())
-	}
-
-	attr := internal.BPFProgAttachAttr{
-		TargetFd:     uint32(opts.Target),
-		AttachBpfFd:  uint32(opts.Program.FD()),
-		ReplaceBpfFd: replaceFd,
-		AttachType:   uint32(opts.Attach),
-		AttachFlags:  uint32(opts.Flags),
-	}
-
-	if err := internal.BPFProgAttach(&attr); err != nil {
-		return fmt.Errorf("can't attach program: %s", err)
-	}
-	return nil
-}
-
-type RawDetachProgramOptions struct {
-	Target  int
-	Program *ebpf.Program
-	Attach  ebpf.AttachType
-}
-
-// RawDetachProgram is a low level wrapper around BPF_PROG_DETACH.
-//
-// You should use one of the higher level abstractions available in this
-// package if possible.
-func RawDetachProgram(opts RawDetachProgramOptions) error {
-	if err := haveProgAttach(); err != nil {
-		return err
-	}
-
-	attr := internal.BPFProgDetachAttr{
-		TargetFd:    uint32(opts.Target),
-		AttachBpfFd: uint32(opts.Program.FD()),
-		AttachType:  uint32(opts.Attach),
-	}
-	if err := internal.BPFProgDetach(&attr); err != nil {
-		return fmt.Errorf("can't detach program: %s", err)
-	}
-
-	return nil
-}