[PATCH 2/2] kselftest/arm64: Add test for atomic futex uaccess with POE

[Mark Brown]

On Thu, May 21, 2026 at 02:01:17PM +0200, Kevin Brodsky wrote:
> On 21/05/2026 13:22, Mark Brown wrote:

> > Doesn't matter while there's only one test but we should probably
> > munmap() this when we're done.

> Fair enough, I was being lazy :) A pkey_free() is also in order to be
> comprehensive, another wrapper to add. I considered using
> ../../mm/pkey-helpers.h but helpers there aren't implemented inline...
> Maybe refactoring for later.

There was another thread librifying the GUP helpers which might be a
good model:

   https://lore.kernel.org/linux-mm/20260521111801.173019-1-sarthak.sharma@arm.com/T/#t

I'm always a bit nervous about peering inside other selftest
directories, it can work well but some instances of it are relatively
frequent sources of regressions as people working in the main directory
don't think about users in other directories when doing updates.
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