Implement FUSE_LOOKUP

Fixes #3231

Co-authored-by: Boyuan He <heboyuan@google.com>

2 files changed, 4 insertions, 4 deletions

diff --git a/pkg/sentry/fsimpl/kernfs/filesystem.go b/pkg/sentry/fsimpl/kernfs/filesystem.go
index d7d3e8f48..904203070 100644
--- a/pkg/sentry/fsimpl/kernfs/filesystem.go
+++ b/pkg/sentry/fsimpl/kernfs/filesystem.go
@@ -140,7 +140,7 @@ func (fs *Filesystem) revalidateChildLocked(ctx context.Context, vfsObj *vfs.Vir
 		}
 		// Reference on childVFSD dropped by a corresponding Valid.
 		child = childVFSD.Impl().(*Dentry)
-		parent.insertChildLocked(name, child)
+		parent.InsertChildLocked(name, child)
 	}
 	return child, nil
 }
diff --git a/pkg/sentry/fsimpl/kernfs/kernfs.go b/pkg/sentry/fsimpl/kernfs/kernfs.go
index 88fcd54aa..67a0347fe 100644
--- a/pkg/sentry/fsimpl/kernfs/kernfs.go
+++ b/pkg/sentry/fsimpl/kernfs/kernfs.go
@@ -246,15 +246,15 @@ func (d *Dentry) OnZeroWatches(context.Context) {}
 // Precondition: d must represent a directory inode.
 func (d *Dentry) InsertChild(name string, child *Dentry) {
 	d.dirMu.Lock()
-	d.insertChildLocked(name, child)
+	d.InsertChildLocked(name, child)
 	d.dirMu.Unlock()
 }
 
-// insertChildLocked is equivalent to InsertChild, with additional
+// InsertChildLocked is equivalent to InsertChild, with additional
 // preconditions.
 //
 // Precondition: d.dirMu must be locked.
-func (d *Dentry) insertChildLocked(name string, child *Dentry) {
+func (d *Dentry) InsertChildLocked(name string, child *Dentry) {
 	if !d.isDir() {
 		panic(fmt.Sprintf("InsertChild called on non-directory Dentry: %+v.", d))
 	}