ovl_set_impure    408 fs/overlayfs/copy_up.c 	err = ovl_set_impure(c->parent, upperdir);
ovl_set_impure    684 fs/overlayfs/copy_up.c 		err = ovl_set_impure(c->parent, c->destdir);
ovl_set_impure    554 fs/overlayfs/dir.c 		err = ovl_set_impure(parent, ovl_dentry_upper(parent));
ovl_set_impure   1121 fs/overlayfs/dir.c 			err = ovl_set_impure(new->d_parent, new_upperdir);
ovl_set_impure   1126 fs/overlayfs/dir.c 			err = ovl_set_impure(old->d_parent, old_upperdir);
ovl_set_impure    807 fs/overlayfs/namei.c 		err = ovl_set_impure(dentry->d_parent, upper->d_parent);
ovl_set_impure    264 fs/overlayfs/overlayfs.h int ovl_set_impure(struct dentry *dentry, struct dentry *upperdentry);