netdev - Re: [PATCH RFC 0/3] kcm: Kernel Connection Multiplexor (KCM)

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Date:	Mon, 21 Sep 2015 18:53:33 -0400
From:	Sowmini Varadhan <sowmini.varadhan@...cle.com>
To:	Tom Herbert <tom@...bertland.com>
Cc:	"David S. Miller" <davem@...emloft.net>,
	Linux Kernel Network Developers <netdev@...r.kernel.org>,
	Kernel Team <kernel-team@...com>
Subject: Re: [PATCH RFC 0/3] kcm: Kernel Connection Multiplexor (KCM)

On (09/21/15 15:36), Tom Herbert wrote:
> segments. What we need to do, which you're probably doing for RDS, is
> do message delineation on the stream as a sequence of:
> 
> 1) Read protocol header to determine message length (BPF used here)

right, that's what rds does- first reads the sizeof(rds_header),
and from that, figures out payload len, to stitch each rds dgram 
together from intermediate tcp segments..

> 2) Read data up to the length of the message
> 3) Deliver message
> 4) Goto #1 (i.e. process next message in the stream).

Thanks for the rest of the responses.

--Sowmini

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