zfs.ko no longer loads after r320156: unresolved symbol: abd_is_linear

[Ngie Cooper (yaneurabeya)]

> On Aug 1, 2017, at 09:21, John Baldwin <jhb at freebsd.org> wrote:
> 
> On Tuesday, August 01, 2017 09:47:41 AM Andriy Gapon wrote:
>> On 01/08/2017 02:31, Ngie Cooper wrote:
>>> Hi,
>>> 	I tried upgrading my host from 11.1-STABLE to 12.0-CURRENT, and it didn’t work because abd_is_linear is an undefined symbol (it exists in sys/conf/files, but not sys/modules/zfs/Makefile). I tried adding abd.c to sys/modules/zfs/Makefile and it didn’t immediately fix my compilation problem (ran into a linker error instead).
>>> 	If it isn’t fixed in the next few hours I’ll try my hand at fixing the problem.
>> 
>> I am not sure what exact problem you have...
>> abd.c should be added to the list of source files via
>> .include "${SUNW}/uts/common/Makefile.files"
>> 
>> Perhaps something to do with "inline"...
> 
> Oh, yes.  If you use -fno-inline-funcs or the like.  I forgot to
> send this to Andriy earlier, but here is the fix I'm using:
> 
> https://github.com/freebsd/freebsd/commit/574dc95cf8272e16f6d44aff6cb4e08dede08886

	Unfortunately… this is head, verbatim, which means that the bug still exists.
	This gives me an idea of where I should look though.
Thanks,
-Ngie
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