Use generic data structure (map) for THP configs

health.go

@@ -396,17 +396,6 @@ type XFSErrorConfig struct {
 	MaxRetries int    `json:"max_retries"`
 }
 
-// THPConfigs - stores transparent huge pages (THP) related configs
-type THPConfigs struct {
-	// /sys/kernel/mm/transparent_hugepage/enabled
-	Enabled string `json:"enabled"`
-	// /sys/kernel/mm/transparent_hugepage/defrag
-	Defrag string `json:"defrag"`
-	// /sys/kernel/mm/transparent_hugepage/khugepaged/max_ptes_none
-	MaxPtesNone int    `json:"max_ptes_none"`
-	Error       string `json:"error,omitempty"`
-}
-
 // GetOSInfo returns linux only operating system's information.
 func GetOSInfo(ctx context.Context, addr string) OSInfo {
 	if runtime.GOOS != "linux" {
@@ -500,28 +489,30 @@ func readIntFromFile(filePath string) (num int, err error) {
 	return strconv.Atoi(strings.TrimSpace(string(data)))
 }
 
-func getTHPConfigs() THPConfigs {
+func getTHPConfigs() map[string]interface{} {
+	configs := map[string]interface{}{}
 	data, err := os.ReadFile("/sys/kernel/mm/transparent_hugepage/enabled")
 	if err != nil {
-		return THPConfigs{Error: err.Error()}
+		return map[string]interface{}{"error": err.Error()}
 	}
-	configs := THPConfigs{Enabled: strings.TrimSpace(string(data))}
+	configs["enabled"] = strings.TrimSpace(string(data))
 
 	data, err = os.ReadFile("/sys/kernel/mm/transparent_hugepage/defrag")
 	if err != nil {
-		return THPConfigs{Error: err.Error()}
+		return map[string]interface{}{"error": err.Error()}
 	}
-	configs.Defrag = strings.TrimSpace(string(data))
+	configs["defrag"] = strings.TrimSpace(string(data))
 
 	data, err = os.ReadFile("/sys/kernel/mm/transparent_hugepage/khugepaged/max_ptes_none")
 	if err != nil {
-		return THPConfigs{Error: err.Error()}
+		return map[string]interface{}{"error": err.Error()}
 	}
 
-	configs.MaxPtesNone, err = strconv.Atoi(strings.TrimSpace(string(data)))
+	configs["max_ptes_none"], err = strconv.Atoi(strings.TrimSpace(string(data)))
 	if err != nil {
-		return THPConfigs{Error: err.Error()}
+		return map[string]interface{}{"error": err.Error()}
 	}
+
 	return configs
 }