Re: [PATCH 0/4] uapi, vfs: Change the mount API UAPI [ver #2]

[Alexey Dobriyan]

>       unshare(CLONE_FILES);
>       /* we don't want anything past stderr here */
>       close_range(3, ~0U);
>       execve(....);

Yes please.

nextfd(2)
https://lkml.org/lkml/2012/4/1/71

fdmap(2)
https://marc.info/?t=150628366900006&r=1&w=4

I like fdmap more.