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From: Sergei Shtylyov <sergei.shtylyov@cogentembedded•com>
To: Siva Mannem <siva.mannem.lnx@gmail•com>, netdev@vger•kernel.org
Cc: davem@davemloft•net, sfeldma@gmail•com
Subject: Re: [PATCH net-next v4 2/3] newly configured FDB ageing time becomes effective immediately
Date: Tue, 17 Mar 2015 17:41:47 +0300	[thread overview]
Message-ID: <55083D2B.4050604@cogentembedded.com> (raw)
In-Reply-To: <80d2d6e6efcafd636712f8bf91c8f002d1d7692d.1426509272.git.siva.mannem.lnx@gmail.com>

Hello.

On 3/17/2015 2:02 AM, Siva Mannem wrote:

> This patch ensures that the newly configured FDB ageing time becomes effective
> immediately. It also makes the behavior consistent when the ageing_timer is set
> using any of the three existing mechanisms(sysfs, ioctl, netlink).

> Signed-off-by: Siva Mannem <siva.mannem.lnx@gmail•com>
> Suggested-by: Scott Feldman <sfeldma@gmail•com>
> ---
>   net/bridge/br_device.c   | 4 ++++
>   net/bridge/br_ioctl.c    | 3 +--
>   net/bridge/br_sysfs_br.c | 8 +-------
>   3 files changed, 6 insertions(+), 9 deletions(-)

> diff --git a/net/bridge/br_device.c b/net/bridge/br_device.c
> index 1a665aa..293a113 100644
> --- a/net/bridge/br_device.c
> +++ b/net/bridge/br_device.c
> @@ -396,12 +396,16 @@ void br_dev_setup(struct net_device *dev)
>   int br_set_ageing_time(struct net_bridge *br, unsigned long val)
>   {
>   	unsigned long t = clock_t_to_jiffies(val);
> +	unsigned long old_ageing_time;
>
>   	if (t < BR_MIN_AGEING_TIME || t > BR_MAX_AGEING_TIME)
>   		return -ERANGE;
>
>   	spin_lock_bh(&br->lock);
> +	old_ageing_time =  br->ageing_time;

    One space is enough after '='...

>   	br->ageing_time = t;
> +	if (br->ageing_time < old_ageing_time)

    Isn't it enough to compare just 't' instead of 'br->ageing_time'?

> +		mod_timer(&br->gc_timer, jiffies);
>   	spin_unlock_bh(&br->lock);
>   	return 0;
>   }
[...]

WBR, Sergei

  reply	other threads:[~2015-03-17 14:41 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-03-16 23:02 [PATCH net-next v4 0/3] bridge FDB ageing time Siva Mannem
2015-03-16 23:02 ` [PATCH net-next v4 1/3] Configure bridge FDB ageing time using netlink Siva Mannem
2015-03-16 23:02 ` [PATCH net-next v4 2/3] newly configured FDB ageing time becomes effective immediately Siva Mannem
2015-03-17 14:41   ` Sergei Shtylyov [this message]
2015-03-18 11:36     ` Siva Mannem
2015-03-16 23:02 ` [PATCH net-next v4 3/3] Validate all netlink attributes and return error if any of the validation fails Siva Mannem
2015-03-17  3:53   ` Scott Feldman
2015-03-17  4:24   ` David Miller
2015-03-17  4:59     ` Siva Mannem
2015-03-17  6:37       ` David Miller
2015-03-17  4:25   ` David Miller

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