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From: Daniel Borkmann <daniel@iogearbox.net>
To: Marcelo Ricardo Leitner <mleitner@redhat.com>,
	Xin Long <lucien.xin@gmail.com>
Cc: network dev <netdev@vger.kernel.org>, davem@davemloft.net
Subject: Re: [PATCH net] sctp: partial chunk should be drop without sending abort packet
Date: Mon, 24 Aug 2015 20:22:03 +0200	[thread overview]
Message-ID: <55DB60CB.8030002@iogearbox.net> (raw)
In-Reply-To: <20150824124713.GZ1097@localhost.localdomain>

On 08/24/2015 02:47 PM, Marcelo Ricardo Leitner wrote:
> On Mon, Aug 24, 2015 at 06:08:30PM +0800, Xin Long wrote:
>> as RFC 4960, 6.10 said, *if the receiver detects a partial chunk, it MUST drop
>> the chunk*, we should not send the abort. but if we put this discard to inside
>> state machine, it will send abort.
>>
>> so we just drop the partial chunk there, never let this chunk go into the state
>> machine.
>>
>> Signed-off-by: Xin Long <lucien.xin@gmail.com>
>> ---
>
> This is basically reverting a chunk of Daniel's and Vlad's 26b87c788100
> ("net: sctp: fix remote memory pressure from excessive queueing") .
> Isn't it going to re-introduce the initial issue then?

Yes, seems so.

  reply	other threads:[~2015-08-24 18:22 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-08-24 10:08 [PATCH net] sctp: partial chunk should be drop without sending abort packet Xin Long
2015-08-24 12:47 ` Marcelo Ricardo Leitner
2015-08-24 18:22   ` Daniel Borkmann [this message]
2015-08-24 18:01 ` Vlad Yasevich
2015-08-27 13:41   ` lucien xin

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