linux-kernel - Re: [PATCH v5 0/7] jailhouse: Enhance secondary Jailhouse guest support /wrt PCI

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Date:   Mon, 19 Mar 2018 14:48:13 -0500
From:   Bjorn Helgaas <helgaas@...nel.org>
To:     Jan Kiszka <jan.kiszka@...mens.com>
Cc:     Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>,
        "H . Peter Anvin" <hpa@...or.com>,
        Bjorn Helgaas <bhelgaas@...gle.com>, x86@...nel.org,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        jailhouse-dev@...glegroups.com, linux-pci@...r.kernel.org,
        virtualization@...ts.linux-foundation.org,
        Andy Shevchenko <andy.shevchenko@...il.com>,
        Benedikt Spranger <b.spranger@...utronix.de>,
        Juergen Gross <jgross@...e.com>,
        Mark Rutland <mark.rutland@....com>,
        Otavio Pontes <otavio.pontes@...el.com>,
        Rob Herring <robh+dt@...nel.org>
Subject: Re: [PATCH v5 0/7] jailhouse: Enhance secondary Jailhouse guest
 support /wrt PCI

On Wed, Mar 07, 2018 at 08:39:11AM +0100, Jan Kiszka wrote:
> Basic x86 support [1] for running Linux as secondary Jailhouse [2] guest
> is currently pending in the tip tree. This builds on top and enhances
> the PCI support for x86 and also ARM guests (ARM[64] does not require
> platform patches and works already).
> ...

Hi Jan,

What tree do you plan to merge this through?  I was sort of assuming
x86, since the main point of jailhouse is not PCI, but I do notice
most of the changes here are PCI-related, so thought I should make
sure you're not waiting on me.

> Jan Kiszka (6):
>   jailhouse: Provide detection for non-x86 systems
>   PCI: Scan all functions when running over Jailhouse
>   x86: Align x86_64 PCI_MMCONFIG with 32-bit variant
>   x86: Consolidate PCI_MMCONFIG configs
>   x86/jailhouse: Allow to use PCI_MMCONFIG without ACPI
>   MAINTAINERS: Add entry for Jailhouse
> 
> Otavio Pontes (1):
>   x86/jailhouse: Enable PCI mmconfig access in inmates
> 
>  Documentation/devicetree/bindings/jailhouse.txt |  8 ++++++++
>  MAINTAINERS                                     |  7 +++++++
>  arch/x86/Kconfig                                | 12 +++++++-----
>  arch/x86/include/asm/jailhouse_para.h           |  2 +-
>  arch/x86/include/asm/pci_x86.h                  |  2 ++
>  arch/x86/kernel/Makefile                        |  2 +-
>  arch/x86/kernel/cpu/amd.c                       |  2 +-
>  arch/x86/kernel/jailhouse.c                     |  8 ++++++++
>  arch/x86/pci/legacy.c                           |  4 +++-
>  arch/x86/pci/mmconfig-shared.c                  |  4 ++--
>  drivers/pci/probe.c                             | 22 +++++++++++++++++++---
>  include/linux/hypervisor.h                      | 17 +++++++++++++++--
>  12 files changed, 74 insertions(+), 16 deletions(-)
>  create mode 100644 Documentation/devicetree/bindings/jailhouse.txt
> 
> -- 
> 2.13.6
>