linux-kernel - Re: [PATCH] netprio_cgroup: define sk_cgrp_prioidx only if NETPRIO

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Date:	Wed, 26 Dec 2012 13:03:39 -0500
From:	Neil Horman <nhorman@...driver.com>
To:	Li Zefan <lizefan@...wei.com>
Cc:	David Miller <davem@...emloft.net>,
	LKML <linux-kernel@...r.kernel.org>, netdev@...r.kernel.org,
	Cgroups <cgroups@...r.kernel.org>
Subject: Re: [PATCH] netprio_cgroup: define sk_cgrp_prioidx only if
 NETPRIO_CGROUP is enabled

On Wed, Dec 26, 2012 at 02:48:24PM +0800, Li Zefan wrote:
> sock->sk_cgrp_prioidx won't be used at all if CONFIG_NETPRIO_CGROUP=n.
> 
> Signed-off-by: Li Zefan <lizefan@...wei.com>
Acked-by: Neil Horman <nhorman@...driver.com>

> ---
>  include/net/sock.h | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/include/net/sock.h b/include/net/sock.h
> index 93a6745..182ca99 100644
> --- a/include/net/sock.h
> +++ b/include/net/sock.h
> @@ -367,7 +367,7 @@ struct sock {
>  	unsigned short		sk_ack_backlog;
>  	unsigned short		sk_max_ack_backlog;
>  	__u32			sk_priority;
> -#ifdef CONFIG_CGROUPS
> +#if IS_ENABLED(CONFIG_NETPRIO_CGROUP)
>  	__u32			sk_cgrp_prioidx;
>  #endif
>  	struct pid		*sk_peer_pid;
> -- 
> 1.8.0.2
> 
> 
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