fix comment

src/Database/LSMTree/Internal/WriteBufferReader.hs

@@ -61,8 +61,8 @@ readWriteBuffer reg resolve hfs hbio wbPaths =
           Empty -> pure acc
           ReadEntry key entry -> readEntriesAcc $ WB.addEntry resolve key (rawBlobRefSpan <$> toFullEntry entry) acc
 
--- | Allows reading the k\/ops of a run incrementally, using its own read-only
--- file handle and in-memory cache of the current disk page.
+-- | Allows reading the k\/ops of a serialised write buffer incrementally,
+-- using its own read-only file handle and in-memory cache of the current disk page.
 --
 -- New pages are loaded when trying to read their first entry.
 data WriteBufferReader m h = WriteBufferReader {