linux-kernel - Re: [PATCH] virtio: mark vring_dma

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Date:   Thu, 01 Sep 2016 13:16:12 +0200
From:   Arnd Bergmann <arnd@...db.de>
To:     Baoyou Xie <baoyou.xie@...aro.org>
Cc:     mst@...hat.com, virtualization@...ts.linux-foundation.org,
        linux-kernel@...r.kernel.org, xie.baoyou@....com.cn
Subject: Re: [PATCH] virtio: mark vring_dma_dev() static

On Thursday, September 1, 2016 7:02:57 PM CEST Baoyou Xie wrote:
> We get 1 warning when building kernel with W=1:
> drivers/virtio/virtio_ring.c:170:16: warning: no previous prototype for 'vring_dma_dev' [-Wmissing-prototypes]
> 
> In fact, this function is only used in the file in which it is
> declared and don't need a declaration, but can be made static.
> so this patch marks this function with 'static'.
> 
> Signed-off-by: Baoyou Xie <baoyou.xie@...aro.org>
> 

Acked-by: Arnd Bergmann <arnd@...db.de>