diff --git a/fuseops/common_op.go b/fuseops/common_op.go
new file mode 100644
index 0000000..640a180
--- /dev/null
+++ b/fuseops/common_op.go
@@ -0,0 +1,73 @@
+// Copyright 2015 Google Inc. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package fuseops
+
+import (
+	"sync"
+
+	"github.com/jacobsa/bazilfuse"
+	"golang.org/x/net/context"
+)
+
+// A helper for embedding common behavior.
+type commonOp struct {
+	opType      string
+	ctx         context.Context
+	r           bazilfuse.Request
+	log         func(int, string, ...interface{})
+	opsInFlight *sync.WaitGroup
+}
+
+func (o *commonOp) init(
+	opType string,
+	r bazilfuse.Request,
+	log func(int, string, ...interface{}),
+	opsInFlight *sync.WaitGroup) {
+	o.opType = opType
+	o.ctx = context.Background()
+	o.r = r
+	o.log = log
+	o.opsInFlight = opsInFlight
+}
+
+func (o *commonOp) Header() OpHeader {
+	bh := o.r.Hdr()
+	return OpHeader{
+		Uid: bh.Uid,
+		Gid: bh.Gid,
+	}
+}
+
+func (o *commonOp) Context() context.Context {
+	return o.ctx
+}
+
+func (o *commonOp) Logf(format string, v ...interface{}) {
+	const calldepth = 2
+	o.log(calldepth, format, v...)
+}
+
+func (o *commonOp) respondErr(err error) {
+	if err == nil {
+		panic("Expect non-nil here.")
+	}
+
+	o.Logf(
+		"-> (%s) error: %v",
+		o.opType,
+		err)
+
+	o.r.RespondError(err)
+}
diff --git a/fuseops/convert.go b/fuseops/convert.go
index ebf439a..5f6d639 100644
--- a/fuseops/convert.go
+++ b/fuseops/convert.go
@@ -12,9 +12,6 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-// Package fuseops contains implementations of the fuse.Op interface that may
-// be returned by fuse.Connection.ReadOp. See documentation in that package for
-// more.
 package fuseops
 
 import (
@@ -23,7 +20,6 @@ import (
 	"time"
 
 	"github.com/jacobsa/bazilfuse"
-	"golang.org/x/net/context"
 )
 
 // Convert the supplied bazilfuse request struct to an Op, returning nil if it
@@ -264,54 +260,3 @@ func convertChildInodeEntry(
 	out.AttrValid = convertExpirationTime(in.AttributesExpiration)
 	out.EntryValid = convertExpirationTime(in.EntryExpiration)
 }
-
-// A helper for embedding common behavior.
-type commonOp struct {
-	opType      string
-	ctx         context.Context
-	r           bazilfuse.Request
-	log         func(int, string, ...interface{})
-	opsInFlight *sync.WaitGroup
-}
-
-func (o *commonOp) init(
-	opType string,
-	r bazilfuse.Request,
-	log func(int, string, ...interface{}),
-	opsInFlight *sync.WaitGroup) {
-	o.opType = opType
-	o.ctx = context.Background()
-	o.r = r
-	o.log = log
-	o.opsInFlight = opsInFlight
-}
-
-func (o *commonOp) Header() OpHeader {
-	bh := o.r.Hdr()
-	return OpHeader{
-		Uid: bh.Uid,
-		Gid: bh.Gid,
-	}
-}
-
-func (o *commonOp) Context() context.Context {
-	return o.ctx
-}
-
-func (o *commonOp) Logf(format string, v ...interface{}) {
-	const calldepth = 2
-	o.log(calldepth, format, v...)
-}
-
-func (o *commonOp) respondErr(err error) {
-	if err == nil {
-		panic("Expect non-nil here.")
-	}
-
-	o.Logf(
-		"-> (%s) error: %v",
-		o.opType,
-		err)
-
-	o.r.RespondError(err)
-}
diff --git a/fuseops/doc.go b/fuseops/doc.go
new file mode 100644
index 0000000..5e4a880
--- /dev/null
+++ b/fuseops/doc.go
@@ -0,0 +1,18 @@
+// Copyright 2015 Google Inc. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// Package fuseops contains implementations of the fuse.Op interface that may
+// be returned by fuse.Connection.ReadOp. See documentation in that package for
+// more.
+package fuseops