From: Wang Weidong <wangweidong1@huawei•com>
To: Daniel Borkmann <dborkman@redhat•com>
Cc: David Miller <davem@davemloft•net>,
Neil Horman <nhorman@tuxdriver•com>,
Vlad Yasevich <vyasevich@gmail•com>,
Michael Tuexen <Michael.Tuexen@lurchi•franken.de>,
<linux-sctp@vger•kernel.org>, <netdev@vger•kernel.org>,
<dingtianhong@huawei•com>
Subject: Re: [PATCH] sctp: disable max_burst when the max_burst is 0
Date: Wed, 4 Dec 2013 17:16:16 +0800 [thread overview]
Message-ID: <529EF2E0.7080606@huawei.com> (raw)
In-Reply-To: <529EEE70.7090801@redhat.com>
On 2013/12/4 16:57, Daniel Borkmann wrote:
> On 12/03/2013 07:30 AM, Wang Weidong wrote:
>> As Michael pointed out that when max_burst is 0, it just disable
>> max_burst. It declared in rfc6458#section-8.1.24. so add the check
>> in sctp_transport_burst_limited, when it 0, just do nothing.
>>
>> Suggested-by: Vlad Yasevich <vyasevich@gmail•com>
>> Suggested-by: Michael Tuexen <Michael.Tuexen@lurchi•franken.de>
>> Signed-off-by: Wang Weidong <wangweidong1@huawei•com>
>> ---
>> net/sctp/transport.c | 3 ++-
>> 1 file changed, 2 insertions(+), 1 deletion(-)
>>
>> diff --git a/net/sctp/transport.c b/net/sctp/transport.c
>> index e332efb..e580e34 100644
>> --- a/net/sctp/transport.c
>> +++ b/net/sctp/transport.c
>> @@ -573,7 +573,8 @@ void sctp_transport_burst_limited(struct sctp_transport *t)
>> u32 old_cwnd = t->cwnd;
>> u32 max_burst_bytes;
>>
>> - if (t->burst_limited)
>> + /* if the max_burst is 0, do notihing */
>> + if (t->burst_limited || !asoc->max_burst)
>> return;
>
> Minor nitpick ... you can remove the comment as it contains a typo and
> basically says what the code is doing anyway, so you could instead make
> the code a bit more clear for readers e.g. "asoc->max_burst == 0".
>
Nice, Thanks for pointing it out for me. I will fix it in v2.
Regards.
>> max_burst_bytes = t->flight_size + (asoc->max_burst * asoc->pathmtu);
>>
>
> .
>
next prev parent reply other threads:[~2013-12-04 9:16 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-12-02 6:51 [PATCH] sctp: make the max_burst min value to 1 Wang Weidong
2013-12-02 11:56 ` Neil Horman
2013-12-02 12:03 ` Wang Weidong
2013-12-02 14:51 ` Vlad Yasevich
2013-12-03 1:35 ` Wang Weidong
2013-12-02 13:08 ` Michael Tuexen
2013-12-03 6:30 ` [PATCH] sctp: disable max_burst when the max_burst is 0 Wang Weidong
2013-12-04 8:57 ` Daniel Borkmann
2013-12-04 9:16 ` Wang Weidong [this message]
2013-12-04 9:32 ` [PATCH v2] " Wang Weidong
2013-12-04 11:45 ` Neil Horman
2013-12-04 14:28 ` Vlad Yasevich
2013-12-06 1:56 ` David Miller
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