netdev - Re: [PATCH v2] vxlan: remove the dead codes

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Date:	Fri, 17 Oct 2014 10:33:08 -0700
From:	Cong Wang <cwang@...pensource.com>
To:	Li RongQing <roy.qing.li@...il.com>
Cc:	netdev <netdev@...r.kernel.org>,
	Stephen Hemminger <stephen@...workplumber.org>
Subject: Re: [PATCH v2] vxlan: remove the dead codes

On Thu, Oct 16, 2014 at 11:04 PM,  <roy.qing.li@...il.com> wrote:
> From: Li RongQing <roy.qing.li@...il.com>
>
> remove the dead codes, no user uses vxlan_salt
>
> Signed-off-by: Li RongQing <roy.qing.li@...il.com>
> ---
>  drivers/net/vxlan.c |    4 ----
>  1 file changed, 4 deletions(-)
>
> diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
> index 77ab844..855a81d 100644
> --- a/drivers/net/vxlan.c
> +++ b/drivers/net/vxlan.c
> @@ -152,8 +152,6 @@ struct vxlan_dev {
>         struct hlist_head fdb_head[FDB_HASH_SIZE];
>  };
>
> -/* salt for hash table */
> -static u32 vxlan_salt __read_mostly;

Hmm, it has never been used since it was born. Maybe we should
really use for vxlan hash table?
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