linux-kernel - Re: [PATCH] vfio: Add "#ifdef CONFIG

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Message-ID: <877dhb4svx.fsf@redhat.com>
Date:   Tue, 27 Jul 2021 18:35:14 +0200
From:   Cornelia Huck <cohuck@...hat.com>
To:     Cai Huoqing <caihuoqing@...du.com>, alex.williamson@...hat.com,
        jgg@...pe.ca, eric.auger@...hat.com, kevin.tian@...el.com,
        giovanni.cabiddu@...el.com, mgurtovoy@...dia.com, jannh@...gle.com
Cc:     kvm@...r.kernel.org, linux-kernel@...r.kernel.org,
        Cai Huoqing <caihuoqing@...du.com>
Subject: Re: [PATCH] vfio: Add "#ifdef CONFIG_MMU" for vma operations

On Tue, Jul 27 2021, Cai Huoqing <caihuoqing@...du.com> wrote:

> Add "#ifdef CONFIG_MMU",
> because vma mmap and vm_operations_struct depend on MMU

vfio_pci already depends on MMU -- what problems are you trying to fix?

>
> Signed-off-by: Cai Huoqing <caihuoqing@...du.com>
> ---
>  drivers/vfio/pci/vfio_pci.c | 4 ++++
>  drivers/vfio/vfio.c         | 8 ++++++++
>  2 files changed, 12 insertions(+)