"k8s.io/kubernetes/pkg/kubelet/pleg"
	"k8s.io/kubernetes/pkg/kubelet/pluginmanager"
	plugincache "k8s.io/kubernetes/pkg/kubelet/pluginmanager/cache"
	kubepod "k8s.io/kubernetes/pkg/kubelet/pod"
	"k8s.io/kubernetes/pkg/kubelet/preemption"
	"k8s.io/kubernetes/pkg/kubelet/prober"
	proberesults "k8s.io/kubernetes/pkg/kubelet/prober/results"
	"k8s.io/kubernetes/pkg/kubelet/runtimeclass"
	"k8s.io/kubernetes/pkg/kubelet/secret"

					} else {
						// Only populate the Ints space on the return path.
						// This is safe because out is kept alive until the
						// end of this function, and the return path through
						// makeFuncStub has no preemption, so these pointers
						// are always visible to the GC.
						regs.Ints[st.ireg] = uintptr(v.ptr)
					}
				case abiStepFloatReg:
					// Copy values to "float registers."
					if v.flag&flagIndir == 0 {

	}
	s.freeindex = sfreeindex
	return result
}

// isFree reports whether the index'th object in s is unallocated.
//
// The caller must ensure s.state is mSpanInUse, and there must have
// been no preemption points since ensuring this (which could allow a
// GC transition, which would allow the state to change).
func (s *mspan) isFree(index uintptr) bool {
	if index < uintptr(s.freeIndexForScan) {
		return false
	}

	// scheduled right away as preemption victims receive their graceful termination periods.
	// This field does not guarantee that the pod will be scheduled on this node. Scheduler may decide
	// to place the pod elsewhere if other nodes become available sooner. Scheduler may also decide to
	// give the resources on this node to a higher priority pod that is created after preemption.

pod preempts other pods on the node, but it cannot be scheduled right away as preemption victims receive their graceful termination periods. This field does not guarantee that the pod will be scheduled on this node. Scheduler may decide to place the pod elsewhere if other nodes become available sooner. Scheduler may also decide to give the resources on this node to a higher priority pod that is created after preemption. As a result, this field may be different than PodSpec.nodeName when the pod is...

  // scheduled right away as preemption victims receive their graceful termination periods.
  // This field does not guarantee that the pod will be scheduled on this node. Scheduler may decide
  // to place the pod elsewhere if other nodes become available sooner. Scheduler may also decide to
  // give the resources on this node to a higher priority pod that is created after preemption.

		}
	}
}

// isUnsafePoint returns whether p is an unsafe point.
func (c *ctxt7) isUnsafePoint(p *obj.Prog) bool {
	// If p explicitly uses REGTMP, it's unsafe to preempt, because the
	// preemption sequence clobbers REGTMP.
	return p.From.Reg == REGTMP || p.To.Reg == REGTMP || p.Reg == REGTMP ||
		p.From.Type == obj.TYPE_REGREG && p.From.Offset == REGTMP ||
		p.To.Type == obj.TYPE_REGREG && p.To.Offset == REGTMP
}

- Fixed a 1.26 regression scheduling bug by ensuring that preemption is skipped when a PreFilter plugin returns `UnschedulableAndUnresolvable` ([#119951](https://github.com/kubernetes/kubernetes/pull/119951), [@sanposhiho](https://github.com/sanposhiho)) [SIG Scheduling]

const (
	CreatedContainer        = "Created"
	StartedContainer        = "Started"
	FailedToCreateContainer = "Failed"
	FailedToStartContainer  = "Failed"
	KillingContainer        = "Killing"
	PreemptContainer        = "Preempting"
	BackOffStartContainer   = "BackOff"
	ExceededGracePeriod     = "ExceededGracePeriod"
)

// Pod event reason list
const (
	FailedToKillPod                = "FailedKillPod"

	// when this priority class should be used.
	// +optional
	Description string `json:"description,omitempty" protobuf:"bytes,4,opt,name=description"`

	// preemptionPolicy is the Policy for preempting pods with lower priority.
	// One of Never, PreemptLowerPriority.
	// Defaults to PreemptLowerPriority if unset.
	// +optional