X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/6bd5a4e01a768df4078ddf77862751ea86435e7b..f42c7e3d3344104206ca0b8669e2b07a6b30388e:/services/keepstore/volume.go

diff --git a/services/keepstore/volume.go b/services/keepstore/volume.go
index 1b52949528..64fea34bfe 100644
--- a/services/keepstore/volume.go
+++ b/services/keepstore/volume.go
@@ -11,6 +11,9 @@ import (
 )
 
 type Volume interface {
+	// Get a block. IFF the returned error is nil, the caller must
+	// put the returned slice back into the buffer pool when it's
+	// finished with it.
 	Get(loc string) ([]byte, error)
 	Put(loc string, block []byte) error
 	Touch(loc string) error