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From: Jason Wang <jasowang@redhat.com>
To: Jason Wang <jasowang@redhat.com>
Cc: davem@davemloft.net, netdev@vger.kernel.org,
	linux-kernel@vger.kernel.org, mst@redhat.com, maxk@qualcomm.com,
	haixiao@juniper.net, ernesto.martin@viasat.com,
	krkumar2@in.ibm.com, edumazet@google.com
Subject: Re: [PATCH] tuntap: choose the txq based on rxq
Date: Mon, 29 Oct 2012 14:03:48 +0800	[thread overview]
Message-ID: <508E1C44.9070405@redhat.com> (raw)
In-Reply-To: <1351488964-11109-2-git-send-email-jasowang@redhat.com>

On 10/29/2012 01:35 PM, Jason Wang wrote:
> This patch implements a simple multiqueue flow steering policy - tx follows rx
> for tun/tap. The idea is simple, it just choose the txq based on which rxq it
> comes. The flow were identified through the rxhash of a skb, and the hash to
> queue mapping were recorded in a hlist with an ageing timer to retire the
> mapping. The mapping were created when tun receives packet from userspace, and
> was quired in .ndo_select_queue().
>
> I run co-current TCP_CRR test and didn't see any mapping manipulation helpers in
> perf top, so the overhead could be negelected.
>
> Signed-off-by: Jason Wang<jasowang@redhat.com>

Sorry, send the wrong patch, please ignore this patch.

  reply	other threads:[~2012-10-29  6:00 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-10-29  5:35 [net-next v4 0/7] Multiqueue support in tuntap Jason Wang
2012-10-29  5:35 ` [PATCH] tuntap: choose the txq based on rxq Jason Wang
2012-10-29  6:03   ` Jason Wang [this message]
2012-10-29  5:35 ` [net-next v4 1/7] tuntap: log the unsigned informaiton with %u Jason Wang
2012-10-29  5:35 ` [net-next v4 2/7] tuntap: move socket to tun_file Jason Wang
2012-10-29  5:36 ` [net-next v4 3/7] tuntap: RCUify dereferencing between tun_struct and tun_file Jason Wang
2012-10-29  5:36 ` [net-next v4 4/7] tuntap: introduce multiqueue flags Jason Wang
2012-10-29  5:36 ` [net-next v4 5/7] tuntap: multiqueue support Jason Wang
2012-10-29  5:36 ` [net-next v4 6/7] tuntap: add ioctl to attach or detach a file form tuntap device Jason Wang
2012-10-29  5:36 ` [net-next v4 7/7] tuntap: choose the txq based on rxq Jason Wang
2012-10-29  6:07 ` [net-next v4 0/7] Multiqueue support in tuntap David Miller
2012-10-29  6:16   ` Jason Wang
2012-10-30 23:52 ` Stephen Hemminger
2012-11-01  5:07   ` Jason Wang

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