From: Thomas Monjalon <thomas@monjalon.net>
To: Jerin Jacob <jerin.jacob@caviumnetworks.com>
Cc: "Carrillo, Erik G" <erik.g.carrillo@intel.com>,
dev@dpdk.org, "Richardson, Bruce" <bruce.richardson@intel.com>,
"Van Haaren, Harry" <harry.van.haaren@intel.com>,
"hemant.agrawal@nxp.com" <hemant.agrawal@nxp.com>,
"Eads, Gage" <gage.eads@intel.com>,
"nipun.gupta@nxp.com" <nipun.gupta@nxp.com>,
"Vangati, Narender" <narender.vangati@intel.com>,
"Rao, Nikhil" <nikhil.rao@intel.com>,
"pbhagavatula@caviumnetworks.com"
<pbhagavatula@caviumnetworks.com>,
"jianbo.liu@linaro.org" <jianbo.liu@linaro.org>,
"rsanford@akamai.com" <rsanford@akamai.com>
Subject: Re: [dpdk-dev] [RFC PATCH 0/1] eventtimer: introduce event timer wheel
Date: Tue, 29 Aug 2017 17:48:58 +0200 [thread overview]
Message-ID: <17506826.eAYivCQaQA@xps> (raw)
In-Reply-To: <20170829154128.GB13020@jerin>
29/08/2017 17:41, Jerin Jacob:
> From: Thomas Monjalon <thomas@monjalon.net>
> > 25/08/2017 12:25, Jerin Jacob:
> > > From: "Carrillo, Erik G" <erik.g.carrillo@intel.com>
> > [...]
> > > > In summary, it looks like our solutions align fairly well, and I propose that we take on the software implementation if there are no objections.
> > >
> > > Sure, no objection.
> >
> > Good to see such a basic function generalized for NPU and CPU.
> >
> > Are you going to use rte_timer for CPU implementation?
> > Does it mean that event_timer supersedes rte_timer?
>
> IMO, we don't need to supersedes the rte_timer. The eventdev or event_timer is
> an optional component. It is application decision to use poll mode vs event
> driver model or combination of two.
Trying to make clear when using poll mode or event model,
regarding CPU/NPU differences:
If using poll mode + rte_timer, we cannot leverage NPU offloads.
If using event model, is it as much efficient for generic CPU?
next prev parent reply other threads:[~2017-08-29 15:49 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-08-17 16:11 Jerin Jacob
2017-08-17 16:11 ` [dpdk-dev] [RFC PATCH 1/1] " Jerin Jacob
2017-08-23 22:57 ` [dpdk-dev] [RFC PATCH 0/1] " Carrillo, Erik G
2017-08-25 10:25 ` Jerin Jacob
2017-08-29 15:02 ` Thomas Monjalon
2017-08-29 15:41 ` Jerin Jacob
2017-08-29 15:48 ` Thomas Monjalon [this message]
2017-08-29 16:07 ` Jerin Jacob
2017-09-22 15:17 ` [dpdk-dev] [RFC PATCH v2 0/1] eventtimer: introduce event timer adapter Erik Gabriel Carrillo
2017-09-22 15:17 ` [dpdk-dev] [RFC PATCH v2 1/1] " Erik Gabriel Carrillo
2017-10-03 14:37 ` [dpdk-dev] [RFC PATCH v2 0/1] " Jerin Jacob
2017-10-09 20:30 ` Carrillo, Erik G
2017-10-16 12:04 ` Pavan Nikhilesh Bhagavatula
2017-10-16 12:37 ` Pavan Nikhilesh Bhagavatula
2017-10-18 21:48 ` Carrillo, Erik G
2017-10-26 15:45 ` Pavan Nikhilesh Bhagavatula
2017-11-20 22:35 ` [dpdk-dev] [RFC PATCH v3 " Erik Gabriel Carrillo
2017-11-20 22:35 ` [dpdk-dev] [RFC PATCH v3 1/1] " Erik Gabriel Carrillo
2017-11-23 4:37 ` Pavan Nikhilesh Bhagavatula
2017-11-27 14:47 ` Carrillo, Erik G
2017-11-28 17:40 ` [dpdk-dev] [RFC PATCH v4 0/4] " Erik Gabriel Carrillo
2017-11-28 17:40 ` [dpdk-dev] [RFC PATCH v4 1/4] " Erik Gabriel Carrillo
2017-11-29 10:29 ` Pavan Nikhilesh Bhagavatula
2017-11-28 17:40 ` [dpdk-dev] [RFC PATCH v4 2/4] eventtimer: add common code Erik Gabriel Carrillo
2017-11-29 5:19 ` Pavan Nikhilesh Bhagavatula
2017-11-30 20:59 ` Carrillo, Erik G
2017-12-01 5:13 ` Pavan Nikhilesh Bhagavatula
2017-12-01 20:19 ` Carrillo, Erik G
2017-11-28 17:40 ` [dpdk-dev] [RFC PATCH v4 3/4] eventtimer: add default software implementation stub Erik Gabriel Carrillo
2017-11-29 10:34 ` Pavan Nikhilesh Bhagavatula
2017-11-30 23:56 ` Carrillo, Erik G
2017-12-01 5:15 ` Pavan Nikhilesh Bhagavatula
2017-11-28 17:40 ` [dpdk-dev] [RFC PATCH v4 4/4] test: add event timer adapter auto-test Erik Gabriel Carrillo
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