Oh. Yes. Tag v4.16.5 without commit
9d8a463a7016e9e5578a561588a18acef139919c.
It's in v4.17-rc1/2.
Thank you.

2018-04-27 0:52 GMT+03:00 Randy Dunlap <rdunlap@infradead.org>:

> https://bugzilla.kernel.org/show_bug.cgi?id=199515
>
> kernel/fork.o: In function `__mmdrop':
> /kernel/build_kernel/linux-4.16.4/kernel/fork.c:600: undefined reference
> to `hmm_mm_destroy'
>
> "It is also reproduced in linux-4.16.5"
>
>
> There have been a few attempts to fix this build error.  The kernel
> mainline
> repo seems to have it fixed, but it looks to me like Arnd's latest patch
> (9d8a463a7016e: "mm/hmm: fix header file if/else/endif maze, again")
> was mis-merged to 4.16.5 stable.
>
> Please take a look.  Do you already have a fixup for this?
>
> thanks,
> --
> ~Randy
>