Re: [PATCH 0/2] ArmVirtPkg, OvmfPkg: connect Virtio RNG devices again

[Ard Biesheuvel <ard.biesheuvel@linaro.org>]

On 18 May 2018 at 08:20, Laszlo Ersek <lersek@redhat.com> wrote:
> Repo:   https://github.com/lersek/edk2.git
> Branch: connect_vrng_bz1579518
>
> This is a fix for another regression from the March 2018 series
>
>   [edk2] [PATCH 0/6] OvmfPkg, ArmVirtQemu: leaner platform BDS policy
>                      for connecting devices
>
> Turns out EfiBootManagerConnectAll() used to connect devices one doesn't
> really think about every day. I stumbled upon this when an aarch64 guest
> kernel printed
>
>> EFI stub: EFI_RNG_PROTOCOL unavailable, no randomness supplied
>
> whereas I had just looked at the domain XML and seen the virtio-rng
> device model in it.
>
> Tested extensively as described in
> <https://bugzilla.redhat.com/show_bug.cgi?id=1579518#c0> and
> <https://bugzilla.redhat.com/show_bug.cgi?id=1579518#c2>.
>
> Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
> Cc: Jordan Justen <jordan.l.justen@intel.com>
>
> Thanks,
> Laszlo
>
> Laszlo Ersek (2):
>   ArmVirtPkg/PlatformBootManagerLib: connect Virtio RNG devices again
>   OvmfPkg/PlatformBootManagerLib: connect Virtio RNG devices again
>

Thanks for spotting that

Reviewed-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>