[yocto] [pseudo][PATCH 1/1] Filter out erroneous POSIX ACLs

[Seebs]

On Fri, 24 Feb 2017 15:48:15 +0100
anton at advancedtelematic.com wrote:

> From: Anton Gerasimov <anton at advancedtelematic.com>
> 
> The difference between what we see in pseudo and what happens without
> pseudo can be seen by typing:
> 
>     mkdir setfattr-test
>     setfattr -n system.posix_acl_default -v 0x02000000 setfattr-test
>     getfattr -n system.posix_acl_default setfattr-test
> 
> Under some kernel configurations this difference leads to annoying
> errors, e.g. directories copied with 'cp -a' get broken in a fancy
> way.

Can you expand on this? What is happening to make the "erroneous" ACLs?
What kernel configurations?

-s