netdev - Re: [net-next PATCH] ip_tunnel: Report Rx dropped in ip_tunnel_get

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <55550E86.9090203@gmail.com>
Date:	Thu, 14 May 2015 14:07:18 -0700
From:	Alexander Duyck <alexander.duyck@...il.com>
To:	Eric Dumazet <eric.dumazet@...il.com>,
	Alexander Duyck <alexander.h.duyck@...hat.com>
CC:	netdev@...r.kernel.org, davem@...emloft.net
Subject: Re: [net-next PATCH] ip_tunnel: Report Rx dropped in ip_tunnel_get_stats64

On 05/14/2015 01:56 PM, Eric Dumazet wrote:
> On Thu, 2015-05-14 at 13:04 -0700, Alexander Duyck wrote:
>> The rx_dropped stat wasn't being reported when ip_tunnel_get_stats64 was
>> called.  This was leading to some confusing results in my debug as I was
>> seeing rx_errors increment but no other value which pointed me toward the
>> type of error being seen.
>>
>> This change corrects that by copying the value over from
>> dev->stats.rx_dropped inot tot->rx_dropped.
>>
>> Signed-off-by: Alexander Duyck <alexander.h.duyck@...hat.com>
>> ---
>>   net/ipv4/ip_tunnel_core.c |    1 +
>>   1 file changed, 1 insertion(+)
>>
>> diff --git a/net/ipv4/ip_tunnel_core.c b/net/ipv4/ip_tunnel_core.c
>> index 3998b1822d85..a6a980680b8a 100644
>> --- a/net/ipv4/ip_tunnel_core.c
>> +++ b/net/ipv4/ip_tunnel_core.c
>> @@ -191,6 +191,7 @@ struct rtnl_link_stats64 *ip_tunnel_get_stats64(struct net_device *dev,
>>   	tot->rx_fifo_errors = dev->stats.rx_fifo_errors;
>>   	tot->rx_length_errors = dev->stats.rx_length_errors;
>>   	tot->rx_frame_errors = dev->stats.rx_frame_errors;
>> +	tot->rx_dropped = dev->stats.rx_dropped;
>>   	tot->rx_errors = dev->stats.rx_errors;
>>   
>>   	tot->tx_fifo_errors = dev->stats.tx_fifo_errors;
> Or use netdev_stats_to_stats64() to remove all these copies, as we
> obviously can miss some of them.
>
> -> reduce code size.

Good point.  I'll clean this up and submit a v2.

Thanks.

- Alex
--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html