[projects/geninitrd] add basic wait for root device

[Arkadiusz Miśkiewicz]

On 11/12/2025 01:20, atler wrote:
> commit 240c5d53e4ad19c147a1871a7ca1a3a38623b39f
> Author: Jan Palus <atler at pld-linux.org>
> Date:   Thu Dec 11 01:14:16 2025 +0100
> 
>      add basic wait for root device
>      
>      in future should be extended to lower block layers or if possible only
>      to wait on physical block devices

There is generic wait_for_files (used for waiting for md raid member 
devices).

Some unification, if possible, would be probably nice.

-- 
Arkadiusz Miśkiewicz, arekm / ( maven.pl | pld-linux.org )