Re: next-20200528 - build error in kernel/rcu/refperf.c

[Valdis KlÄtnieks]

On Thu, 28 May 2020 21:48:18 -0700, Randy Dunlap said:

> > ERROR: modpost: "__aeabi_uldivmod" [kernel/rcu/refperf.ko] undefined!

Gaah.  And the reason I didn't spot Paul's post while grepping my linux-kernel
mailbox is because *that* thread had a different undefined reference:

> > > > > > m68k-linux-ld: kernel/rcu/refperf.o: in function `main_func':
> > > > > > >> refperf.c:(.text+0x762): undefined reference to `__umoddi3'

> Paul has already responded: (unfortunately)
>
> "So I am restricting to 64BIT for the time being.  Yeah, I know, lazy of
> me.  ;-)"

It's the sort of issue that's well into "as long as it gets mostly fixed before
it hits Linus's tree" territory.   I've seen lots of far worse work-arounds in
the years since the 2.5.47 kernel. :)

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