netdev - Re: [PATCH v3 net-next] net: Update RFS target at poll for tcp/udp

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Message-Id: <20130531.162503.1098660752558653990.davem@davemloft.net>
Date:	Fri, 31 May 2013 16:25:03 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	eric.dumazet@...il.com
Cc:	netdev@...r.kernel.org, majnemer@...gle.com, pjt@...gle.com,
	therbert@...gle.com
Subject: Re: [PATCH v3 net-next] net: Update RFS target at poll for tcp/udp

From: Eric Dumazet <eric.dumazet@...il.com>
Date: Fri, 31 May 2013 16:15:38 -0700

> From: David Majnemer <majnemer@...gle.com>
> 
> The current state of affairs is that read()/write() will setup
> RFS (Receive Flow Steering) for internet protocol sockets while
> poll()/epoll() does not.
> 
> When poll() gets called with a TCP or UDP socket, we should update
> the flow target.
> 
> This permits to RFS (if enabled) to select the appropriate CPU for
> following incoming packets.
> 
> Note: Only connected UDP sockets can benefit from RFS.
> 
> Signed-off-by: David Majnemer <majnemer@...gle.com>
> Signed-off-by: Eric Dumazet <edumazet@...gle.com>

Applied.
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