website/content/en/docs/reference/command-line-tools-reference/feature-gates/LegacyNodeRoleBehavior.md

title	content_type	_build	stages	removed
LegacyNodeRoleBehavior	feature_gate	list render never false	stage defaultValue fromVersion toVersion alpha false 1.16 1.18 stage defaultValue fromVersion toVersion beta true 1.19 1.20 stage defaultValue fromVersion toVersion stable false 1.21 1.22	true

When disabled, legacy behavior in service load balancers and node disruption will ignore the node-role.kubernetes.io/master label in favor of the feature-specific labels provided by NodeDisruptionExclusion and ServiceNodeExclusion.