in pkg/nfs/nodeserver.go [340:351]
func collectMountOptions(mntFlags []string) []string {
var options []string
for _, opt := range mntFlags {
if readAheadKBMountFlagRegex.FindString(opt) != "" {
// The read_ahead_kb flag is a special flag that isn't
// passed directly as an option to the mount command.
continue
}
options = append(options, opt)
}
return options
}