Re: [PATCH] selftests/mm: mremap_test: handle ENOSYS for userfaultfd and add missing newlines

From: Lorenzo Stoakes (ARM)

Date: Tue Sep 22 2026 - 04:08:38 EST


On Tue, Sep 22, 2026 at 04:19:40PM +0900, Park Tae-sun wrote:
> Hi Sarthak,
>
> Thanks for letting me know!
>
> That sounds completely fine with me. I independently ran into the same
> issue while testing mremap_test in QEMU on a minimal kernel without
> CONFIG_USERFAULTFD, so I'm glad to see it addressed as part of your
> larger series.
>
> Feel free to add my:
> Tested-by: Park Tae-sun <ts930@xxxxxxxxx>

Additionally, for future reference - you were missing cc's.

Fixing this is easy with b4 [0] (the recommended way of sending patches to
mm):

$ b4 prep --auto-to-cc

Alternatively, you can use scripts/get_maintainer.pl:

$ scripts/get_maintainer.pl --nogit-fallback <files-or-patches>

[0]: https://b4.docs.kernel.org/en/latest/contributor/send.html

Specifically, the following appear to be missing:

david@xxxxxxxxxx
liam@xxxxxxxxxxxxx
mhocko@xxxxxxxx
rppt@xxxxxxxxxx
surenb@xxxxxxxxxx
vbabka@xxxxxxxxxx

>
> Thanks,
> Park Tae-sun

--
Cheers, Lorenzo