Re: [PATCH 0/3] Add the ability to mount filesystems during initramfs expansion

From: Askar Safin

Date: Sat Jan 24 2026 - 12:42:17 EST


"H. Peter Anvin" <hpa@xxxxxxxxx>:
> At Plumber's 2024, Lennart Poettering of the systemd project requested
> the ability to overmount the rootfs with a separate tmpfs before
> initramfs expansion, so the populated tmpfs can be unmounted.

This is already solved by [1] and [2]. They are in next.

[1] https://lore.kernel.org/all/20251229-work-empty-namespace-v1-0-bfb24c7b061f@xxxxxxxxxx/
[2] https://lore.kernel.org/all/20260112-work-immutable-rootfs-v2-0-88dd1c34a204@xxxxxxxxxx/

--
Askar Safin