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From: "Liang, Kan" <kan.liang@intel.com>
To: Florian Westphal <fw@strlen.de>
Cc: "davem@davemloft.net" <davem@davemloft.net>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"intel-wired-lan@lists.osuosl.org"
	<intel-wired-lan@lists.osuosl.org>,
	"netdev@vger.kernel.org" <netdev@vger.kernel.org>,
	"Kirsher, Jeffrey T" <jeffrey.t.kirsher@intel.com>,
	"mingo@redhat.com" <mingo@redhat.com>,
	"peterz@infradead.org" <peterz@infradead.org>,
	"kuznet@ms2.inr.ac.ru" <kuznet@ms2.inr.ac.ru>,
	"jmorris@namei.org" <jmorris@namei.org>,
	"yoshfuji@linux-ipv6.org" <yoshfuji@linux-ipv6.org>,
	"kaber@trash.net" <kaber@trash.net>,
	"akpm@linux-foundation.org" <akpm@linux-foundation.org>,
	"keescook@chromium.org" <keescook@chromium.org>,
	"viro@zeniv.linux.org.uk" <viro@zeniv.linux.org.uk>,
	"gorcunov@openvz.org" <gorcunov@openvz.org>,
	"john.stultz@linaro.org" <john.stultz@linaro.org>,
	"aduyck@mirantis.com" <aduyck@mirantis.com>,
	"ben@decadent.org.uk" <ben@decadent.org.uk>,
	"decot@googlers.com" <decot@googlers.com>,
	"Brandeburg, Jesse" <jesse.brandeburg@intel.com>,
	"andi@firstfloor.org" <andi@firstfloor.org>
Subject: RE: [RFC PATCH 00/30] Kernel NET policy
Date: Mon, 18 Jul 2016 17:40:31 +0000	[thread overview]
Message-ID: <37D7C6CF3E00A74B8858931C1DB2F07712C197A3@SHSMSX103.ccr.corp.intel.com> (raw)
In-Reply-To: <20160718161728.GB19066@breakpoint.cc>



> 
> > > It seems strange to me to add such policies to the kernel.
> >
> > But kernel is the only place which can merge all user's requests.
> 
> I don't think so.
> 
> If different requests conflict in a way that is possible to dosomething
> meaningful the I don't see why userspace tool cannot do the same thing...
> 

Yes, I should correct my expression.
I think kernel should be a better place to do those things.
Kernel should be more efficient to coordinate those requests to get good
performance.


Thanks,
Kan

  reply	other threads:[~2016-07-18 17:40 UTC|newest]

Thread overview: 56+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-07-18  6:55 [RFC PATCH 00/30] Kernel NET policy kan.liang
2016-07-18  6:55 ` [RFC PATCH 01/30] net: introduce " kan.liang
2016-07-18  6:55 ` [RFC PATCH 02/30] net/netpolicy: init " kan.liang
2016-07-18  6:55 ` [RFC PATCH 03/30] i40e/netpolicy: Implement ndo_netpolicy_init kan.liang
2016-07-18  6:55 ` [RFC PATCH 04/30] net/netpolicy: get driver information kan.liang
2016-07-18  6:55 ` [RFC PATCH 05/30] i40e/netpolicy: implement ndo_get_irq_info kan.liang
2016-07-18  6:56 ` [RFC PATCH 06/30] net/netpolicy: get CPU information kan.liang
2016-07-18  6:56 ` [RFC PATCH 07/30] net/netpolicy: create CPU and queue mapping kan.liang
2016-07-18  6:56 ` [RFC PATCH 08/30] net/netpolicy: set and remove irq affinity kan.liang
2016-07-18  6:56 ` [RFC PATCH 09/30] net/netpolicy: enable and disable net policy kan.liang
2016-07-18  6:56 ` [RFC PATCH 10/30] net/netpolicy: introduce netpolicy object kan.liang
2016-07-18  6:56 ` [RFC PATCH 11/30] net/netpolicy: set net policy by policy name kan.liang
2016-07-18  6:56 ` [RFC PATCH 12/30] i40e/netpolicy: implement ndo_set_net_policy kan.liang
2016-07-18  6:56 ` [RFC PATCH 13/30] i40e/netpolicy: add three new net policies kan.liang
2016-07-18  6:56 ` [RFC PATCH 14/30] net/netpolicy: add MIX policy kan.liang
2016-07-18  6:56 ` [RFC PATCH 15/30] i40e/netpolicy: add MIX policy support kan.liang
2016-07-18  6:56 ` [RFC PATCH 16/30] net/netpolicy: net device hotplug kan.liang
2016-07-18  6:56 ` [RFC PATCH 17/30] net/netpolicy: support CPU hotplug kan.liang
2016-07-18  6:56 ` [RFC PATCH 18/30] net/netpolicy: handle channel changes kan.liang
2016-07-18  6:56 ` [RFC PATCH 19/30] net/netpolicy: implement netpolicy register kan.liang
2016-07-18  6:56 ` [RFC PATCH 20/30] net/netpolicy: introduce per socket netpolicy kan.liang
2016-07-18  6:56 ` [RFC PATCH 21/30] net/policy: introduce netpolicy_pick_queue kan.liang
2016-07-18  6:56 ` [RFC PATCH 22/30] net/netpolicy: set tx queues according to policy kan.liang
2016-07-18  6:56 ` [RFC PATCH 23/30] i40e/ethtool: support RX_CLS_LOC_ANY kan.liang
2016-07-18 16:21   ` Alexander Duyck
2016-07-18  6:56 ` [RFC PATCH 24/30] net/netpolicy: set rx queues according to policy kan.liang
2016-07-18  6:56 ` [RFC PATCH 25/30] net/netpolicy: introduce per task net policy kan.liang
2016-07-18  6:56 ` [RFC PATCH 26/30] net/netpolicy: set per task policy by proc kan.liang
2016-07-18  6:56 ` [RFC PATCH 27/30] net/netpolicy: fast path for finding the queues kan.liang
2016-07-18  6:56 ` [RFC PATCH 28/30] net/netpolicy: optimize for queue pair kan.liang
2016-07-18  6:56 ` [RFC PATCH 29/30] net/netpolicy: limit the total record number kan.liang
2016-07-18  6:56 ` [RFC PATCH 30/30] Documentation/networking: Document net policy kan.liang
2016-07-18 16:58   ` Randy Dunlap
2016-07-18 15:18 ` [RFC PATCH 00/30] Kernel NET policy Florian Westphal
2016-07-18 15:45   ` Andi Kleen
2016-07-18 17:52     ` Cong Wang
2016-07-18 20:14       ` Liang, Kan
2016-07-18 20:19         ` Cong Wang
2016-07-18 20:24           ` Liang, Kan
2016-07-18 19:04     ` Hannes Frederic Sowa
2016-07-18 19:43       ` Andi Kleen
2016-07-18 21:51         ` Hannes Frederic Sowa
2016-07-19  1:49           ` Liang, Kan
2016-07-19  5:03             ` David Miller
2016-07-19 13:43               ` Liang, Kan
2016-07-18 15:51   ` Liang, Kan
2016-07-18 16:17     ` Florian Westphal
2016-07-18 17:40       ` Liang, Kan [this message]
2016-07-18 16:34     ` Tom Herbert
2016-07-18 17:58       ` Liang, Kan
2016-07-18 16:22 ` Daniel Borkmann
2016-07-18 18:30   ` Liang, Kan
2016-07-18 20:51     ` Daniel Borkmann
2016-07-18 17:00 ` Alexander Duyck
2016-07-18 19:45   ` Liang, Kan
2016-07-18 19:49     ` Andi Kleen

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