netdev - Re: [PATCH 3/4] net: ethernet: ti cpsw: Split up DMA descriptor pool

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Message-ID: <loom.20130118T181133-844@post.gmane.org>
Date:	Fri, 18 Jan 2013 17:14:04 +0000 (UTC)
From:	Mugunthan V N <mugunthanvnm@...com>
To:	netdev@...r.kernel.org
Subject: Re: [PATCH 3/4] net: ethernet: ti cpsw: Split up DMA descriptor pool

Sebastian Andrzej Siewior <sebastian <at> breakpoint.cc> writes:

> 
> From: Thomas Gleixner <tglx <at> linutronix.de>
> 
> Split the buffer pool into a RX and a TX block so neither of the
> channels can influence the other. It is possible to fillup the pool by
> sending a lot of large packets on a slow half-duplex link.
> 
> Cc: Rakesh Ranjan <rakesh.ranjan <at> vnl.in>
> Cc: Bruno Bittner <Bruno.Bittner <at> sick.com>
> Signed-off-by: Thomas Gleixner <tglx <at> linutronix.de>
> [dengler: patch description]
> Signed-off-by: Holger Dengler <dengler <at> linutronix.de>
> [jan: forward ported]
> Signed-off-by: Jan Altenberg <jan <at> linutronix.de>
> Signed-off-by: Sebastian Andrzej Siewior <bigeasy <at> linutronix.de>
> ---
>  drivers/net/ethernet/ti/davinci_cpdma.c |   35 +++++++++++++++++++++++++++---
>  1 files changed, 31 insertions(+), 4 deletions(-)
> 

The same patch i have posted in the following patch series and its under review.
http://patchwork.ozlabs.org/patch/213322/

Regards
Mugunthan V N

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