diff --git a/vendor/github.com/opencord/voltha-lib-go/v3/pkg/config/logcontroller.go b/vendor/github.com/opencord/voltha-lib-go/v3/pkg/config/logcontroller.go
index 65927e6..b00569f 100644
--- a/vendor/github.com/opencord/voltha-lib-go/v3/pkg/config/logcontroller.go
+++ b/vendor/github.com/opencord/voltha-lib-go/v3/pkg/config/logcontroller.go
@@ -15,7 +15,7 @@
  */
 
 // Package Config provides dynamic logging configuration for specific Voltha component with loglevel lookup
-// from etcd kvstore implemented using backend.
+// from etcd kvstore implemented using Backend.
 // Any Voltha component can start utilizing dynamic logging by starting goroutine of StartLogLevelConfigProcessing after
 // starting kvClient for the component.
 
@@ -28,13 +28,15 @@
 	"errors"
 	"github.com/opencord/voltha-lib-go/v3/pkg/log"
 	"os"
+	"sort"
 	"strings"
 )
 
 const (
-	defaultLogLevelKey                = "default" // kvstore key containing default loglevel
-	globalConfigRootNode              = "global"  // Root Node in kvstore containing global config
-	initialGlobalDefaultLogLevelValue = "WARN"    // Hard-coded Global Default loglevel pushed at PoD startup
+	defaultLogLevelKey                = "default"          // kvstore key containing default loglevel
+	globalConfigRootNode              = "global"           // Root Node in kvstore containing global config
+	initialGlobalDefaultLogLevelValue = "WARN"             // Hard-coded Global Default loglevel pushed at PoD startup
+	logPackagesListKey                = "log_package_list" // kvstore key containing list of allowed log packages
 )
 
 // ComponentLogController represents a Configuration for Logging Config of specific Voltha component type
@@ -51,7 +53,7 @@
 
 func NewComponentLogController(cm *ConfigManager) (*ComponentLogController, error) {
 
-	log.Debug("creating-new-component-log-controller")
+	logger.Debug("creating-new-component-log-controller")
 	componentName := os.Getenv("COMPONENT_NAME")
 	if componentName == "" {
 		return nil, errors.New("Unable to retrieve PoD Component Name from Runtime env")
@@ -80,18 +82,20 @@
 func StartLogLevelConfigProcessing(cm *ConfigManager, ctx context.Context) {
 	cc, err := NewComponentLogController(cm)
 	if err != nil {
-		log.Errorw("unable-to-construct-component-log-controller-instance-for-log-config-monitoring", log.Fields{"error": err})
+		logger.Errorw("unable-to-construct-component-log-controller-instance-for-log-config-monitoring", log.Fields{"error": err})
 		return
 	}
 
 	cc.GlobalConfig = cm.InitComponentConfig(globalConfigRootNode, ConfigTypeLogLevel)
-	log.Debugw("global-log-config", log.Fields{"cc-global-config": cc.GlobalConfig})
+	logger.Debugw("global-log-config", log.Fields{"cc-global-config": cc.GlobalConfig})
 
 	cc.componentNameConfig = cm.InitComponentConfig(cc.ComponentName, ConfigTypeLogLevel)
-	log.Debugw("component-log-config", log.Fields{"cc-component-name-config": cc.componentNameConfig})
+	logger.Debugw("component-log-config", log.Fields{"cc-component-name-config": cc.componentNameConfig})
 
 	cc.persistInitialDefaultLogConfigs(ctx)
 
+	cc.persistRegisteredLogPackageList(ctx)
+
 	cc.processLogConfig(ctx)
 }
 
@@ -101,38 +105,60 @@
 
 	_, err := c.GlobalConfig.Retrieve(ctx, defaultLogLevelKey)
 	if err != nil {
-		log.Debugw("failed-to-retrieve-global-default-log-config-at-startup", log.Fields{"error": err})
+		logger.Debugw("failed-to-retrieve-global-default-log-config-at-startup", log.Fields{"error": err})
 
 		err = c.GlobalConfig.Save(ctx, defaultLogLevelKey, initialGlobalDefaultLogLevelValue)
 		if err != nil {
-			log.Errorw("failed-to-persist-global-default-log-config-at-startup", log.Fields{"error": err, "loglevel": initialGlobalDefaultLogLevelValue})
+			logger.Errorw("failed-to-persist-global-default-log-config-at-startup", log.Fields{"error": err, "loglevel": initialGlobalDefaultLogLevelValue})
 		}
 	}
 
 	_, err = c.componentNameConfig.Retrieve(ctx, defaultLogLevelKey)
 	if err != nil {
-		log.Debugw("failed-to-retrieve-component-default-log-config-at-startup", log.Fields{"error": err})
+		logger.Debugw("failed-to-retrieve-component-default-log-config-at-startup", log.Fields{"error": err})
 
 		err = c.componentNameConfig.Save(ctx, defaultLogLevelKey, c.initialLogLevel)
 		if err != nil {
-			log.Errorw("failed-to-persist-component-default-log-config-at-startup", log.Fields{"error": err, "loglevel": c.initialLogLevel})
+			logger.Errorw("failed-to-persist-component-default-log-config-at-startup", log.Fields{"error": err, "loglevel": c.initialLogLevel})
 		}
 	}
 }
 
+// Method to save list of all registered packages for component into config kvstore. A single string
+// is constructed with comma-separated package names in sorted order and persisted
+func (c *ComponentLogController) persistRegisteredLogPackageList(ctx context.Context) {
+
+	componentMetadataConfig := c.configManager.InitComponentConfig(c.ComponentName, ConfigTypeMetadata)
+	logger.Debugw("component-metadata-config", log.Fields{"component-metadata-config": componentMetadataConfig})
+
+	packageList := log.GetPackageNames()
+	packageList = append(packageList, defaultLogLevelKey)
+	sort.Strings(packageList)
+
+	packageNames, err := json.Marshal(packageList)
+	if err != nil {
+		logger.Errorw("failed-to-marshal-log-package-list-for-storage", log.Fields{"error": err, "packageList": packageList})
+		return
+	}
+
+	if err := componentMetadataConfig.Save(ctx, logPackagesListKey, string(packageNames)); err != nil {
+		logger.Errorw("failed-to-persist-component-registered-log-package-list-at-startup", log.Fields{"error": err, "packageNames": packageNames})
+	}
+}
+
 // ProcessLogConfig will first load and apply log config and then start waiting on component config and global config
-// channels for any changes. Event channel will be recieved from backend for valid change type
-// Then data for componentn log config and global log config will be retrieved from backend and stored in updatedLogConfig in precedence order
+// channels for any changes. Event channel will be recieved from Backend for valid change type
+// Then data for componentn log config and global log config will be retrieved from Backend and stored in updatedLogConfig in precedence order
 // If any changes in updatedLogConfig will be applied on component
 func (c *ComponentLogController) processLogConfig(ctx context.Context) {
 
 	// Load and apply Log Config for first time
 	initialLogConfig, err := c.buildUpdatedLogConfig(ctx)
 	if err != nil {
-		log.Warnw("unable-to-load-log-config-at-startup", log.Fields{"error": err})
+		logger.Warnw("unable-to-load-log-config-at-startup", log.Fields{"error": err})
 	} else {
 		if err := c.loadAndApplyLogConfig(initialLogConfig); err != nil {
-			log.Warnw("unable-to-apply-log-config-at-startup", log.Fields{"error": err})
+			logger.Warnw("unable-to-apply-log-config-at-startup", log.Fields{"error": err})
 		}
 	}
 
@@ -148,18 +174,18 @@
 		case configEvent = <-componentConfigEventChan:
 
 		}
-		log.Debugw("processing-log-config-change", log.Fields{"ChangeType": configEvent.ChangeType, "Package": configEvent.ConfigAttribute})
+		logger.Debugw("processing-log-config-change", log.Fields{"ChangeType": configEvent.ChangeType, "Package": configEvent.ConfigAttribute})
 
 		updatedLogConfig, err := c.buildUpdatedLogConfig(ctx)
 		if err != nil {
-			log.Warnw("unable-to-fetch-updated-log-config", log.Fields{"error": err})
+			logger.Warnw("unable-to-fetch-updated-log-config", log.Fields{"error": err})
 			continue
 		}
 
-		log.Debugw("applying-updated-log-config", log.Fields{"updated-log-config": updatedLogConfig})
+		logger.Debugw("applying-updated-log-config", log.Fields{"updated-log-config": updatedLogConfig})
 
 		if err := c.loadAndApplyLogConfig(updatedLogConfig); err != nil {
-			log.Warnw("unable-to-load-and-apply-log-config", log.Fields{"error": err})
+			logger.Warnw("unable-to-load-and-apply-log-config", log.Fields{"error": err})
 		}
 	}
 
@@ -178,7 +204,7 @@
 	for _, packageName := range log.GetPackageNames() {
 		level, err := log.GetPackageLogLevel(packageName)
 		if err != nil {
-			log.Warnw("unable-to-fetch-current-active-loglevel-for-package-name", log.Fields{"package-name": packageName, "error": err})
+			logger.Warnw("unable-to-fetch-current-active-loglevel-for-package-name", log.Fields{"package-name": packageName, "error": err})
 			continue
 		}
 
@@ -187,7 +213,7 @@
 		}
 	}
 
-	log.Debugw("retreived-log-levels-from-zap-logger", log.Fields{"loglevels": loglevels})
+	logger.Debugw("retreived-log-levels-from-zap-logger", log.Fields{"loglevels": loglevels})
 
 	return loglevels
 }
@@ -202,16 +228,16 @@
 	// Handle edge cases when global default loglevel is deleted directly from etcd or set to a invalid value
 	// We should use hard-coded initial default value in such cases
 	if globalDefaultLogLevel == "" {
-		log.Warn("global-default-loglevel-not-found-in-config-store")
+		logger.Warn("global-default-loglevel-not-found-in-config-store")
 		globalDefaultLogLevel = initialGlobalDefaultLogLevelValue
 	}
 
 	if _, err := log.StringToLogLevel(globalDefaultLogLevel); err != nil {
-		log.Warnw("unsupported-loglevel-config-defined-at-global-default", log.Fields{"log-level": globalDefaultLogLevel})
+		logger.Warnw("unsupported-loglevel-config-defined-at-global-default", log.Fields{"log-level": globalDefaultLogLevel})
 		globalDefaultLogLevel = initialGlobalDefaultLogLevelValue
 	}
 
-	log.Debugw("retrieved-global-default-loglevel", log.Fields{"level": globalDefaultLogLevel})
+	logger.Debugw("retrieved-global-default-loglevel", log.Fields{"level": globalDefaultLogLevel})
 
 	return globalDefaultLogLevel, nil
 }
@@ -225,7 +251,7 @@
 	effectiveDefaultLogLevel := ""
 	for logConfigKey, logConfigValue := range componentLogConfig {
 		if _, err := log.StringToLogLevel(logConfigValue); err != nil || logConfigKey == "" {
-			log.Warnw("unsupported-loglevel-config-defined-at-component-context", log.Fields{"package-name": logConfigKey, "log-level": logConfigValue})
+			logger.Warnw("unsupported-loglevel-config-defined-at-component-context", log.Fields{"package-name": logConfigKey, "log-level": logConfigValue})
 			delete(componentLogConfig, logConfigKey)
 		} else {
 			if logConfigKey == defaultLogLevelKey {
@@ -242,12 +268,12 @@
 
 	componentLogConfig[defaultLogLevelKey] = effectiveDefaultLogLevel
 
-	log.Debugw("retrieved-component-log-config", log.Fields{"component-log-level": componentLogConfig})
+	logger.Debugw("retrieved-component-log-config", log.Fields{"component-log-level": componentLogConfig})
 
 	return componentLogConfig, nil
 }
 
-// buildUpdatedLogConfig retrieve the global logConfig and component logConfig  from backend
+// buildUpdatedLogConfig retrieve the global logConfig and component logConfig  from Backend
 // component logConfig stores the log config with precedence order
 // For example, If the global logConfig is set and component logConfig is set only for specific package then
 // component logConfig is stored with global logConfig  and component logConfig of specific package
@@ -256,7 +282,7 @@
 func (c *ComponentLogController) buildUpdatedLogConfig(ctx context.Context) (map[string]string, error) {
 	globalLogLevel, err := c.getGlobalLogConfig(ctx)
 	if err != nil {
-		log.Errorw("unable-to-retrieve-global-log-config", log.Fields{"err": err})
+		logger.Errorw("unable-to-retrieve-global-log-config", log.Fields{"err": err})
 	}
 
 	componentLogConfig, err := c.getComponentLogConfig(ctx, globalLogLevel)
@@ -286,7 +312,7 @@
 		UpdateLogLevels(logConfig)
 		c.logHash = currentLogHash
 	} else {
-		log.Debug("effective-loglevel-config-same-as-currently-active")
+		logger.Debug("effective-loglevel-config-same-as-currently-active")
 	}
 
 	return nil
@@ -313,7 +339,7 @@
 	// Log warnings for all invalid packages for which log config has been set
 	for key, value := range updatedLogLevels {
 		if _, exist := activeLogLevels[key]; !exist {
-			log.Warnw("ignoring-loglevel-set-for-invalid-package", log.Fields{"package": key, "log-level": value})
+			logger.Warnw("ignoring-loglevel-set-for-invalid-package", log.Fields{"package": key, "log-level": value})
 		}
 	}
 
@@ -330,11 +356,11 @@
 
 	// If no changed log levels are found, just return. It may happen on configuration of a invalid package
 	if len(changedLogLevels) == 0 {
-		log.Debug("no-change-in-effective-loglevel-config")
+		logger.Debug("no-change-in-effective-loglevel-config")
 		return
 	}
 
-	log.Debugw("applying-log-level-for-modified-packages", log.Fields{"changed-log-levels": changedLogLevels})
+	logger.Debugw("applying-log-level-for-modified-packages", log.Fields{"changed-log-levels": changedLogLevels})
 	for key, level := range changedLogLevels {
 		if key == defaultLogLevelKey {
 			if l, err := log.StringToLogLevel(level); err == nil {