From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jason Gunthorpe <jgg@ziepe.ca>
Date: Mon, 18 Sep 2023 12:18:04 -0300
Subject: [PATCH 03/26] virt: Declare and define vfio_file_set_kvm() iff
 CONFIG_KVM is enabled
In-Reply-To: <20230916003118.2540661-4-seanjc@google.com>
References: <20230916003118.2540661-1-seanjc@google.com>
 <20230916003118.2540661-4-seanjc@google.com>
Message-ID: <20230918151804.GH13795@ziepe.ca>
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On Fri, Sep 15, 2023 at 05:30:55PM -0700, Sean Christopherson wrote:
> Hide vfio_file_set_kvm() and its unique helpers if KVM is not enabled,
> nothing else in the kernel (or out of the kernel) should be using a
> KVM specific helper.
> 
> Signed-off-by: Sean Christopherson <seanjc@google.com>
> ---
>  drivers/vfio/vfio_main.c | 2 +-
>  include/linux/vfio.h     | 2 ++
>  2 files changed, 3 insertions(+), 1 deletion(-)

Patch subject should be vfio not virt

Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>

> @@ -1388,6 +1387,7 @@ void vfio_file_set_kvm(struct file *file, struct kvm *kvm)
>  		vfio_device_file_set_kvm(file, kvm);
>  }
>  EXPORT_SYMBOL_GPL(vfio_file_set_kvm);
> +#endif

We could even put this in a symbol namespace..

Jason