Re: [PATCH] futex: fix shared futex operations on nommu

[Sebastian Andrzej Siewior]

* Rich Felker | 2016-04-25 21:03:03 [-0400]:

>The shared get_futex_key code does not work on nommu, but is not
>needed anyway because it's impossible for a given backing to have
>multiple distinct virtual addresses on nommu. Simply disable these
>code paths by refraining from setting FLAG_SHARED when CONFIG_MMU is
>not enabled.

by disabling it you are not fixing it.
Why isn't it working? Why does it pop up now and not earlier?

Sebastian