linux-kernel - Re: [PATCH] drivers: virtio: Mark function virtballoon_migratepage() as static in virtio

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Message-ID: <20131216142338.GA24172@leaf>
Date:	Mon, 16 Dec 2013 06:23:38 -0800
From:	Josh Triplett <josh@...htriplett.org>
To:	Rashika Kheria <rashika.kheria@...il.com>
Cc:	linux-kernel@...r.kernel.org,
	Rusty Russell <rusty@...tcorp.com.au>,
	"Michael S. Tsirkin" <mst@...hat.com>,
	virtualization@...ts.linux-foundation.org
Subject: Re: [PATCH] drivers: virtio: Mark function virtballoon_migratepage()
 as static in virtio_balloon.c

On Mon, Dec 16, 2013 at 04:54:08PM +0530, Rashika Kheria wrote:
> Mark the function virtballoon_migratepage() as static in
> virtio_balloon.c because it is not used outside this file.
> 
> This eliminates the following warning in virtio_balloon.c:
> drivers/virtio/virtio_balloon.c:372:5: warning: no previous prototype for ‘virtballoon_migratepage’ [-Wmissing-prototypes]
> 
> Signed-off-by: Rashika Kheria <rashika.kheria@...il.com>

Reviewed-by: Josh Triplett <josh@...htriplett.org>

>  drivers/virtio/virtio_balloon.c |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/virtio/virtio_balloon.c b/drivers/virtio/virtio_balloon.c
> index c444654..8c5943d 100644
> --- a/drivers/virtio/virtio_balloon.c
> +++ b/drivers/virtio/virtio_balloon.c
> @@ -369,7 +369,7 @@ static const struct address_space_operations virtio_balloon_aops;
>   * This function preforms the balloon page migration task.
>   * Called through balloon_mapping->a_ops->migratepage
>   */
> -int virtballoon_migratepage(struct address_space *mapping,
> +static int virtballoon_migratepage(struct address_space *mapping,
>  		struct page *newpage, struct page *page, enum migrate_mode mode)
>  {
>  	struct balloon_dev_info *vb_dev_info = balloon_page_device(page);
> -- 
> 1.7.9.5
> 
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