when we create file the file->f_path.dentry is dentry of overlayfs not the yaffs2 dentry so yaffs_dentry_to_obj(dentry); is alaway NULL, "hey obj is null!" we can not find the obj . On 2016/9/28 2:24, Charles Manning wrote: > Hello > > Are you asking if yaffs2 will work with the overlayfs of docker? > > I have not tried this, but I would expect so. I have used Yaffs2 > successfully with various overlay type file systems with complete success. > > -- Charles > > > On Tue, Sep 27, 2016 at 10:13 PM, Chenjie (K) > wrote: > > >