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Re: x96 cannot build without MULTIPROCESSOR
On Wed, Jul 01, 2015 at 07:20:14PM +0800, Paul Goyette wrote:
> On Wed, 1 Jul 2015, Joerg Sonnenberger wrote:
>
> >On Wed, Jul 01, 2015 at 08:01:30AM +0000, Emmanuel Dreyfus wrote:
> >>In -current, x86 seems to be unable to build withotu MUTLIPROCESSOR:
> >>src/sys/kern/kern_stub.c:195:5: error: #error __HAVE_PREEMPTION requires MULTIPROCESSOR
> >
> >Yes, the option is required.
>
> (American) English 101:
>
> sounds rather contradictory. If it's an option, it's optional; if it's
> required, it's not an option.
It's defined in std.*. It's a flag on other architectures, but mandatory
on x86. There are other "optional" parts of the system like that too.
Joerg
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