netdev - Re: [PATCH] net: batch skb dequeueing from softnet input_pkt

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Message-ID: <t2h412e6f7f1004122219p91bf4df5hf6ec06df5ff0f09d@mail.gmail.com>
Date:	Tue, 13 Apr 2010 13:19:04 +0800
From:	Changli Gao <xiaosuo@...il.com>
To:	David Miller <davem@...emloft.net>
Cc:	eric.dumazet@...il.com, netdev@...r.kernel.org
Subject: Re: [PATCH] net: batch skb dequeueing from softnet input_pkt_queue

On Tue, Apr 13, 2010 at 12:44 PM, David Miller <davem@...emloft.net> wrote:
> From: Changli Gao <xiaosuo@...il.com>
> Date: Tue, 13 Apr 2010 18:41:08 +0800
>
>> batch skb dequeueing from softnet input_pkt_queue to reduce potential lock
>> contention and irq disabling/enabling.
>
> In exchange for a bunch of new atomic operations.
>
> No, thanks.
>

Oh, I can eliminate atomic operations totally, if I use another
variable instead. I'll submit another version later.
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