diff --git a/source/cpuid/cpuid.go b/source/cpuid/cpuid.go
index c0ef8e9f54..6f290192aa 100644
--- a/source/cpuid/cpuid.go
+++ b/source/cpuid/cpuid.go
@@ -21,6 +21,7 @@ import "github.com/klauspost/cpuid"
 // Source implements FeatureSource.
 type Source struct{}
 
+// Name returns an identifier string for this feature source.
 func (s Source) Name() string { return "cpuid" }
 
 // Discover returns feature names for all the supported CPU features.
diff --git a/source/fake/fake.go b/source/fake/fake.go
index c3d5fa3ccb..ee6056dbbd 100644
--- a/source/fake/fake.go
+++ b/source/fake/fake.go
@@ -19,8 +19,10 @@ package fake
 // Source implements FeatureSource.
 type Source struct{}
 
+// Name returns an identifier string for this feature source.
 func (s Source) Name() string { return "fake" }
 
+// Discover returns feature names for some fake features.
 func (s Source) Discover() ([]string, error) {
 	features := []string{}
 
@@ -28,4 +30,4 @@ func (s Source) Discover() ([]string, error) {
 	features = append(features, "fakefeature1", "fakefeature2", "fakefeature3")
 
 	return features, nil
-}
\ No newline at end of file
+}
diff --git a/source/network/network.go b/source/network/network.go
index 3f1a42cd0c..ad7166774f 100644
--- a/source/network/network.go
+++ b/source/network/network.go
@@ -19,19 +19,20 @@ package network
 import (
 	"bytes"
 	"fmt"
+	"github.com/golang/glog"
 	"io/ioutil"
 	"net"
 	"strconv"
 	"strings"
-	"github.com/golang/glog"
 )
 
 // Source implements FeatureSource.
 type Source struct{}
 
+// Name returns an identifier string for this feature source.
 func (s Source) Name() string { return "network" }
 
-// returns feature names sriov-configured and sriov if SR-IOV capable NICs are present and/or SR-IOV virtual functions are configured on the node
+// Discover returns feature names sriov-configured and sriov if SR-IOV capable NICs are present and/or SR-IOV virtual functions are configured on the node
 func (s Source) Discover() ([]string, error) {
 	features := []string{}
 	netInterfaces, err := net.Interfaces()
diff --git a/source/panic_fake/fake_panic.go b/source/panic_fake/fake_panic.go
index 02e4a756dc..d410cc9e73 100644
--- a/source/panic_fake/fake_panic.go
+++ b/source/panic_fake/fake_panic.go
@@ -19,8 +19,10 @@ package panic_fake
 // Source implements FeatureSource.
 type Source struct{}
 
+// Name returns an identifier string for this feature source.
 func (s Source) Name() string { return "panic_fake" }
 
+// Discover calls panic().
 func (s Source) Discover() ([]string, error) {
 	panic("fake panic error")
 }
diff --git a/source/pstate/pstate.go b/source/pstate/pstate.go
index 969de1951c..5e7de7095b 100644
--- a/source/pstate/pstate.go
+++ b/source/pstate/pstate.go
@@ -24,6 +24,7 @@ import (
 // Source implements FeatureSource.
 type Source struct{}
 
+// Name returns an identifier string for this feature source.
 func (s Source) Name() string { return "pstate" }
 
 // Discover returns feature names for p-state related features such as turbo boost.
diff --git a/source/rdt/rdt.go b/source/rdt/rdt.go
index a2a0c2078a..4609e6b5cc 100644
--- a/source/rdt/rdt.go
+++ b/source/rdt/rdt.go
@@ -31,9 +31,10 @@ const (
 // Source implements FeatureSource.
 type Source struct{}
 
+// Name returns an identifier string for this feature source.
 func (s Source) Name() string { return "rdt" }
 
-// Returns feature names for CMT and CAT if suppported.
+// Discover returns feature names for CMT and CAT if suppported.
 func (s Source) Discover() ([]string, error) {
 	features := []string{}