.

wcfs/wcfs.go

@@ -740,18 +740,6 @@ retry:
 	zhead := head.zconn
 	bfdir := head.bfdir
 
-/*
-	// fileInvalidate describes invalidations for one file
-	type fileInvalidate struct {
-		blkmap SetI64 // changed blocks
-		size   bool   // whether to invalidate file size
-	}
-	toinvalidate := map[*BigFile]*fileInvalidate{} // {} file -> set(#blk), sizeChanged
-*/
-//	btreeChangev := []zodb.Oid{}                   // oids changing BTree|Bucket
-
-	//fmt.Printf("\n\n\n")
-
 /*
 	// δZ = (tid↑, []oid)
 	for _, oid := range δZ.Changev {
@@ -812,35 +800,16 @@ retry:
 	}
 */
 
-	// find out which files need to be invalidated due to index change
+	// invalidate kernel cache for date in changed files
 	// XXX no indexMu lock needed because head is Locked
-	//fmt.Printf("\nbtreeChangev: %v\n", btreeChangev)
 	δF := bfdir.δFtail.Update(δZ, zhead)
-	//fmt.Printf("xfiles: %v\n", xfiles)
-/*
-	for file, δfile := range δF.Change {
-		finv, ok := toinvalidate[file]
-		if !ok {
-			finv = &fileInvalidate{} // XXX init blkmap?
-			toinvalidate[file] = finv
-		}
-		// XXX use δfile blocks -> finv.blkmap
-		// TODO invalidate .size only if key >= maxkey was changed
-		finv.size = true
-
-		finv.blkmap = δfile // XXX copy?
-
-		file.δtail.Append(δF.Rev, δfile.Blocks.Elements())
-	}
-*/
 
-	//fmt.Printf("\n\nzδhandle: toinvalidate (#%d):\n", len(toinvalidate))
-	//for file := range toinvalidate {
+	//fmt.Printf("\n\nzδhandle: δF (#%d):\n", len(δF))
+	//for file := range δF {
 	//	fmt.Printf("\t- %s\n", file.zfile.POid())
 	//}
 
 	wg, ctx := errgroup.WithContext(context.TODO())	// XXX ctx = ?
-//	for file, finv := range toinvalidate {
 	for file, δfile := range δF.Change {
 		file := file
 		for blk := range δfile.Blocks {