Change:
<!-- Please use this template while reporting a bug and provide as much info as possible. Not doing so may result in your bug not being addressed in a timely manner. Thanks! If the matter is security related, please disclose it privately via --I was reading about how to use kubeadm and noticed a typo in the API documentation. speaks of the "node subnet" where I think "pod subnet" is intended. Kubernetes version (use ): Cloud provider or hardware configuration: OS (e.g: ): Kernel (e.g. ): Install tools: Network plugin and version (if this is a network-related bug): Others:
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/sig cluster-lifecycle
/area kubeadm

Discussion:
// ControlPlaneComponent holds settings common to control plane component of the cluster type ControlPlaneComponent struct { // ExtraArgs is an extra set of flags to pass to the control plane component. <ins> // A key in this map is the flag name as it appears on the // command line except without leading dash(es). </ins> // TODO: This is temporary and ideally we would like to switch all components to // use ComponentConfig + ConfigMaps. ExtraArgs map[string]string

// KubeletExtraArgs passes through extra arguments to the kubelet. The arguments here are passed to the kubelet command line via the environment file // kubeadm writes at runtime for the kubelet to source. This overrides the generic base-level configuration in the kubelet-config-1.X ConfigMap // Flags have higher priority when parsing. These values are local and specific to the node kubeadm is executing on. <ins> // A key in this map is the flag name as it appears on the // command line except without leading dash(es). </ins> KubeletExtraArgs map[string]string // IgnorePreflightErrors provides a slice of pre-flight errors to be ignored when the current node is registered.

// ExtraArgs are extra arguments provided to the etcd binary // when run inside a static pod. <ins> // A key in this map is the flag name as it appears on the // command line except without leading dash(es). </ins> ExtraArgs map[string]string // ServerCertSANs sets extra Subject Alternative Names for the etcd server signing cert.

// ControlPlaneComponent holds settings common to control plane component of the cluster type ControlPlaneComponent struct { // ExtraArgs is an extra set of flags to pass to the control plane component. <ins> // A key in this map is the flag name as it appears on the // command line except without leading dash(es). </ins> // TODO: This is temporary and ideally we would like to switch all components to // use ComponentConfig + ConfigMaps. ExtraArgs map[string]string `json:"extraArgs,omitempty"`

// KubeletExtraArgs passes through extra arguments to the kubelet. The arguments here are passed to the kubelet command line via the environment file // kubeadm writes at runtime for the kubelet to source. This overrides the generic base-level configuration in the kubelet-config-1.X ConfigMap // Flags have higher priority when parsing. These values are local and specific to the node kubeadm is executing on. <ins> // A key in this map is the flag name as it appears on the // command line except without leading dash(es). </ins> KubeletExtraArgs map[string]string `json:"kubeletExtraArgs,omitempty"` // IgnorePreflightErrors provides a slice of pre-flight errors to be ignored when the current node is registered.

// ExtraArgs are extra arguments provided to the etcd binary // when run inside a static pod. <ins> // A key in this map is the flag name as it appears on the // command line except without leading dash(es). </ins> ExtraArgs map[string]string `json:"extraArgs,omitempty"` // ServerCertSANs sets extra Subject Alternative Names for the etcd server signing cert.

// including settings for: // // - Networking, that holds configuration for the networking topology of the cluster; use it e.g. to customize <del> // node subnet or services subnet. </del> <ins> // pod subnet or services subnet. </ins> // // - Etcd configurations; use it e.g. to customize the local etcd or to configure the API server // for using an external etcd cluster.

// ControlPlaneComponent holds settings common to control plane component of the cluster type ControlPlaneComponent struct { // ExtraArgs is an extra set of flags to pass to the control plane component. <ins> // A key in this map is the flag name as it appears on the // command line except without leading dash(es). </ins> // TODO: This is temporary and ideally we would like to switch all components to // use ComponentConfig + ConfigMaps. // +optional

// KubeletExtraArgs passes through extra arguments to the kubelet. The arguments here are passed to the kubelet command line via the environment file // kubeadm writes at runtime for the kubelet to source. This overrides the generic base-level configuration in the kubelet-config-1.X ConfigMap // Flags have higher priority when parsing. These values are local and specific to the node kubeadm is executing on. <ins> // A key in this map is the flag name as it appears on the // command line except without leading dash(es). </ins> // +optional KubeletExtraArgs map[string]string `json:"kubeletExtraArgs,omitempty"`

// ExtraArgs are extra arguments provided to the etcd binary // when run inside a static pod. <ins> // A key in this map is the flag name as it appears on the // command line except without leading dash(es). </ins> // +optional ExtraArgs map[string]string `json:"extraArgs,omitempty"`