linux-kernel - Re: [PATCH net-next 1/2] macvtap: avoid hash calculating for single queue

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Message-Id: <20160715.144054.1758876801096882335.davem@davemloft.net>
Date:	Fri, 15 Jul 2016 14:40:54 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	jasowang@...hat.com
Cc:	netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
	mst@...hat.com
Subject: Re: [PATCH net-next 1/2] macvtap: avoid hash calculating for
 single queue

From: Jason Wang <jasowang@...hat.com>
Date: Fri, 15 Jul 2016 03:46:30 -0400

> We decide the rxq through calculating its hash which is not necessary
> if we only have one rx queue. So this patch skip this and just return
> queue 0. Test shows 22% improving on guest rx pps.
> 
> Before: 1201504 pkts/s
> After:  1472731 pkts/s
> 
> Signed-off-by: Jason Wang <jasowang@...hat.com>

Applied.