# Create folders inside /mnt (w/o editing sierra\_git.bb)

**URL:** <https://forum.legato.io/t/create-folders-inside-mnt-w-o-editing-sierra-git-bb/5203>\
**Category:** Legato Linux distribution (Yocto project)\
**Created:** [May 21, 2020, 4:51pm UTC](https://forum.legato.io/t/create-folders-inside-mnt-w-o-editing-sierra-git-bb/5203 "2020-05-21T16:51:54Z")\
**Posts on this page:** 1\
**Showing post:** 4

<div class="post-metadata">

**Author:** ![jyijyi](https://sea1.discourse-cdn.com/flex019/user_avatar/forum.legato.io/jyijyi/32/822_2.png) [@jyijyi](https://forum.legato.io/u/jyijyi)\
**Post date:** [May 22, 2020, 4:22pm UTC](https://forum.legato.io/t/create-folders-inside-mnt-w-o-editing-sierra-git-bb/5203/4 "2020-05-22T16:22:17Z")

</div>

I remember i can overlay on read only file system.  
For example,

mkdir /tmp/tmp\_usr\_lib;mkdir /tmp/tmp\_usr\_lib\_wr;

mount -t overlay overlay /usr/lib -o lowerdir=/usr/lib,upperdir=/tmp/tmp\_usr\_lib,workdir=/tmp/tmp\_usr\_lib\_wr;

Not sure if you can do the same.

---

_[View the full topic](https://forum.legato.io/t/create-folders-inside-mnt-w-o-editing-sierra-git-bb/5203)._