svn commit: r324870 - in head/sys: amd64/include kern

[Ngie Cooper (yaneurabeya)]

> On Oct 22, 2017, at 13:43, Mateusz Guzik <mjg at FreeBSD.org> wrote:
> 
> Author: mjg
> Date: Sun Oct 22 20:43:50 2017
> New Revision: 324870
> URL: https://svnweb.freebsd.org/changeset/base/324870
> 
> Log:
>  Make the sleepq chain hash size configurable per-arch and bump on amd64.
> 
>  While here cache-align chains.
> 
>  This shortens longest found chain during poudriere -j 80 from 32 to 16.
> 
>  Pushing this higher up will probably require allocation on boot.

Hi Mateusz,
	This change causes the Jenkins VMs to panic at boot with "panic: witness_init: pending locks list is too small, increase WITNESS_PENDLIST” when WITNESS is enabled: https://ci.freebsd.org/job/FreeBSD-head-amd64-test/4781/console .
	Please fix or revert.
Thanks,
-Ngie
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