mount: use the equivalent of kernel_cache by default #FIXME WIP

backend/googlecloudstorage/googlecloudstorage.go

@@ -480,7 +480,7 @@ func (f *Fs) list(dir string, recurse bool, fn listFn) (err error) {
 			remote := object.Name[rootLength:]
 			// is this a directory marker?
 			if (strings.HasSuffix(remote, "/") || remote == "") && object.Size == 0 {
-				if recurse {
+				if recurse && remote != "" {
 					// add a directory in if --fast-list since will have no prefixes
 					err = fn(remote[:len(remote)-1], object, true)
 					if err != nil {

backend/s3/s3.go

@@ -864,7 +864,7 @@ func (f *Fs) list(dir string, recurse bool, fn listFn) error {
 			remote := key[rootLength:]
 			// is this a directory marker?
 			if (strings.HasSuffix(remote, "/") || remote == "") && *object.Size == 0 {
-				if recurse {
+				if recurse && remote != "" {
 					// add a directory in if --fast-list since will have no prefixes
 					remote = remote[:len(remote)-1]
 					err = fn(remote, &s3.Object{Key: &remote}, true)

cmd/mount/file.go

@@ -79,6 +79,9 @@ func (f *File) Open(ctx context.Context, req *fuse.OpenRequest, resp *fuse.OpenR
 		resp.Flags |= fuse.OpenNonSeekable
 	}
 
+	// Keep the file in the cache - equivalent of kernel_cache
+	resp.Flags |= fuse.OpenKeepCache
+
 	return &FileHandle{handle}, nil
 }