linux-kernel - Re: [PATCH 2/4] vfio: vfio_pci

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Message-ID: <20200107101404.340a3442.cohuck@redhat.com>
Date:   Tue, 7 Jan 2020 10:14:04 +0100
From:   Cornelia Huck <cohuck@...hat.com>
To:     Julia Lawall <Julia.Lawall@...ia.fr>
Cc:     Alex Williamson <alex.williamson@...hat.com>,
        kernel-janitors@...r.kernel.org, kvm@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/4] vfio: vfio_pci_nvlink2: use mmgrab

On Sun, 29 Dec 2019 16:42:56 +0100
Julia Lawall <Julia.Lawall@...ia.fr> wrote:

> Mmgrab was introduced in commit f1f1007644ff ("mm: add new mmgrab()
> helper") and most of the kernel was updated to use it. Update a
> remaining file.
> 
> The semantic patch that makes this change is as follows:
> (http://coccinelle.lip6.fr/)
> 
> <smpl>
> @@ expression e; @@
> - atomic_inc(&e->mm_count);
> + mmgrab(e);
> </smpl>
> 
> Signed-off-by: Julia Lawall <Julia.Lawall@...ia.fr>
> 
> ---
>  drivers/vfio/pci/vfio_pci_nvlink2.c |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

Reviewed-by: Cornelia Huck <cohuck@...hat.com>