.

wcfs/wcfs.go

@@ -1259,7 +1259,7 @@ func (f *BigFile) readBlk(ctx context.Context, blk int64, dest []byte) (err erro
 		// update δFtail index
 		// see "3) for */head/data the following invariant is maintained..."
 		δFtail := f.head.bfdir.δFtail
-		δFtail.Track(f.zfile, blk, treepath, blkcov, zblk)	// XXX pass in zblk.rev here?
+		δFtail.Track(f.zfile, blk, treepath, blkcov, zblk)
 
 		// we have the data - it can be used after watchers are updated
 		// XXX should we use ctx here? (see readPinWatchers comments)
@@ -1268,7 +1268,7 @@ func (f *BigFile) readBlk(ctx context.Context, blk int64, dest []byte) (err erro
 
 	// data can be used now
 	close(loading.ready)
-	copy(dest, blkdata)	// XXX copy
+	copy(dest, blkdata) // TODO avoid copy
 
 	// store to kernel pagecache whole block that we've just loaded from database.
 	// This way, even if the user currently requested to read only small portion from it,