linux-kernel - Re: [PATCH 2/7] vfio: Export unmap_mapping

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Date:   Tue, 10 Aug 2021 10:45:20 +0200
From:   Christoph Hellwig <hch@...radead.org>
To:     Alex Williamson <alex.williamson@...hat.com>
Cc:     linux-kernel@...r.kernel.org, kvm@...r.kernel.org, jgg@...dia.com,
        peterx@...hat.com
Subject: Re: [PATCH 2/7] vfio: Export unmap_mapping_range() wrapper

> +void vfio_device_unmap_mapping_range(struct vfio_device *device,
> +				     loff_t start, loff_t len)
> +{
> +	unmap_mapping_range(device->inode->i_mapping, start, len, true);
> +}
> +EXPORT_SYMBOL_GPL(vfio_device_unmap_mapping_range);

Instead of mirroring the name of unmap_mapping_range maybe give this
a name to document the use case?

> +extern void vfio_device_unmap_mapping_range(struct vfio_device *device,
> +					    loff_t start, loff_t len);

No need for the extern.