Re: Use cases for multiple uid mapping?

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On Fri, 2020-08-28 at 10:17 -0500, Eric W. Biederman wrote:
[...]
> Can people follow up to this and report their use cases?
> 
> There are some real challenges and I would like to see if we
> can solve them, while avoiding scary problems like changing
> uids on write.

The main problem shiftfs has that fsuid doesn't is write at privileged
id, so mainly safely writing to kuid 0.

shiftfs tried to solve this by exposing the shifted mount point safely,
but maybe there's another way to do it.

James

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