linux-kernel - Re: [PATCH] virtio-net: move sg off stack

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Message-Id: <20100401.192648.185498218.davem@davemloft.net>
Date:	Thu, 01 Apr 2010 19:26:48 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	mst@...hat.com
Cc:	rusty@...tcorp.com.au, jpirko@...hat.com, xma@...ibm.com,
	netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] virtio-net: move sg off stack

From: "Michael S. Tsirkin" <mst@...hat.com>
Date: Wed, 31 Mar 2010 15:41:58 +0300

> Move sg structure off stack and into virtnet_info structure.
> This helps remove extra sg_init_table calls as well as reduce
> stack usage.
> 
> Signed-off-by: Michael S. Tsirkin <mst@...hat.com>
> ---
> 
> Compile-tested only for now.
> Shirley, Rusty Russell, does this fix CONFIG_DEBUG_SG=y for you?

I'll apply this once I see some ACKs on testing.

Thanks.
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