From: Saeed Mahameed <saeedm@dev.mellanox.co.il>
To: Jakub Kicinski <kubakici@wp.pl>
Cc: Saeed Mahameed <saeedm@mellanox.com>,
"David S. Miller" <davem@davemloft.net>,
Linux Netdev List <netdev@vger.kernel.org>,
Eugenia Emantayev <eugenia@mellanox.com>
Subject: Re: [PATCH net-next 3/4] net/core: Add violation counters to VF statisctics
Date: Mon, 28 Aug 2017 12:52:54 +0300 [thread overview]
Message-ID: <CALzJLG9CXz3HcH1Uzyaz_NAyLPsc71n5tMpvMMW-=T79YY9Pgw@mail.gmail.com> (raw)
In-Reply-To: <20170827204306.0fb98e31@cakuba>
On Mon, Aug 28, 2017 at 3:43 AM, Jakub Kicinski <kubakici@wp.pl> wrote:
> On Sun, 27 Aug 2017 14:06:17 +0300, Saeed Mahameed wrote:
>> From: Eugenia Emantayev <eugenia@mellanox.com>
>>
>> Add receive and transmit violation counters to be
>> displayed in iproute2 VF statistics.
>>
>> Signed-off-by: Eugenia Emantayev <eugenia@mellanox.com>
>> Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
>> ---
>> include/linux/if_link.h | 2 ++
>> include/uapi/linux/if_link.h | 2 ++
>> net/core/rtnetlink.c | 10 +++++++++-
>> 3 files changed, 13 insertions(+), 1 deletion(-)
>>
>> diff --git a/include/linux/if_link.h b/include/linux/if_link.h
>> index da70af27e42e..ebf3448acb5b 100644
>> --- a/include/linux/if_link.h
>> +++ b/include/linux/if_link.h
>> @@ -12,6 +12,8 @@ struct ifla_vf_stats {
>> __u64 tx_bytes;
>> __u64 broadcast;
>> __u64 multicast;
>> + __u64 rx_dropped;
>> + __u64 tx_dropped;
>
> I'm a little concerned that you call those violation counters in the
> commit message. Do you expect them to only be used if the VF traffic
> indeed violates some admin-set rules? I would imaging HW/FW may drop
> frames in certain situations and naming the counters *_dropped suggests
> it would be OK to increment them even if the drop reason was not any
> sort of violation. Would you mind clarifying?
Yes, the rx/tx_dropped counters serve as a general purpose VF drop
counter including VF violations.
We will fix the commit message.
Thanks !
Saeed.
next prev parent reply other threads:[~2017-08-28 9:53 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-08-27 11:06 [PATCH net-next 0/4] SRIOV VF VGT+ and violation counters support Saeed Mahameed
2017-08-27 11:06 ` [PATCH net-next 1/4] net: Add SRIOV VGT+ support Saeed Mahameed
2017-08-28 0:38 ` Jakub Kicinski
2017-08-28 9:50 ` Saeed Mahameed
2017-08-28 15:52 ` Sabrina Dubroca
2017-08-29 10:13 ` Saeed Mahameed
2017-08-29 16:43 ` Sabrina Dubroca
2017-08-30 18:30 ` Saeed Mahameed
2017-08-27 11:06 ` [PATCH net-next 2/4] net/mlx5: " Saeed Mahameed
2017-08-27 11:06 ` [PATCH net-next 3/4] net/core: Add violation counters to VF statisctics Saeed Mahameed
2017-08-28 0:43 ` Jakub Kicinski
2017-08-28 9:52 ` Saeed Mahameed [this message]
2017-08-27 11:06 ` [PATCH net-next 4/4] net/mlx5e: E-switch, Add steering drop counters Saeed Mahameed
2017-08-30 18:33 ` [PATCH net-next 0/4] SRIOV VF VGT+ and violation counters support Saeed Mahameed
2017-08-30 18:39 ` David Miller
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