Strange hw.pci.enable_msi boot effect

[Freddie Cash]

On Thu, Feb 2, 2017 at 4:14 PM, trafdev via freebsd-hackers <
freebsd-hackers at freebsd.org> wrote:

> Hi.
>
> I've noticed that following two settings in a /boot/loader.conf:
>
> hw.pci.enable_msi="0"
> hw.pci.enable_msix="0"
>
> cause boot process to crash with:
>
> Error:
> cannot find the pool label for zroot
> mounting from zfs failed with error 5
>
> How these options might affect zroot mounting phase?
> Thanks!
>

​Best guess would be that the kernel can't configure your storage adapter
in non-MSI mode, so it can't find any of the disks to mount the pool from.

Hit Scroll-Lock, and use the arrow keys to scroll up, and see if there are
any messages about the storage adapters.​


-- 
Freddie Cash
fjwcash at gmail.com