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* [PATCH] examples/l2fwd: add check of Rx packets count
@ 2022-05-25  9:13 Rahul Bhansali
  2022-06-02  7:48 ` Jerin Jacob
                   ` (2 more replies)
  0 siblings, 3 replies; 11+ messages in thread
From: Rahul Bhansali @ 2022-05-25  9:13 UTC (permalink / raw)
  To: dev, Bruce Richardson
  Cc: thomas, ferruh.yigit, ajit.khaparde, aboyer, andrew.rybchenko,
	beilei.xing, chas3, chenbo.xia, ciara.loftus, dsinghrawat,
	ed.czeck, evgenys, grive, g.singh, zhouguoyang, haiyue.wang,
	hkalra, heinrich.kuhn, hemant.agrawal, hyonkim, igorch,
	irusskikh, jgrajcia, jasvinder.singh, jianwang, jiawenwu,
	jingjing.wu, johndale, john.miller, linville, keith.wiles,
	kirankumark, oulijun, lironh, longli, mw, spinler, matan,
	matt.peters, maxime.coquelin, mk, humin29, pnalla, ndabilpuram,
	qiming.yang, qi.z.zhang, radhac, rahul.lakkireddy, rmody,
	rosen.xu, sachin.saxena, skoteshwar, shshaikh, shaibran,
	shepard.siegel, asomalap, somnath.kotur, sthemmin,
	steven.webster, skori, mtetsuyah, vburru, viacheslavo,
	xiao.w.wang, cloud.wangxiaoyun, yisen.zhuang, yongwang,
	xuanziyang2, Rahul Bhansali

An additional check is added to avoid extra processing if
receive packets are 0.

Performance impact: with Marvell OCTEON TX2 platform, observed an
improvement by ~14%.

Signed-off-by: Rahul Bhansali <rbhansali@marvell.com>
---
 examples/l2fwd/main.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/examples/l2fwd/main.c b/examples/l2fwd/main.c
index 281c6b7a3f..28c498712e 100644
--- a/examples/l2fwd/main.c
+++ b/examples/l2fwd/main.c
@@ -286,6 +286,9 @@ l2fwd_main_loop(void)
 			nb_rx = rte_eth_rx_burst(portid, 0,
 						 pkts_burst, MAX_PKT_BURST);
 
+			if (unlikely(nb_rx == 0))
+				continue;
+
 			port_statistics[portid].rx += nb_rx;
 
 			for (j = 0; j < nb_rx; j++) {
-- 
2.25.1


^ permalink raw reply	[flat|nested] 11+ messages in thread

* Re: [PATCH] examples/l2fwd: add check of Rx packets count
  2022-05-25  9:13 [PATCH] examples/l2fwd: add check of Rx packets count Rahul Bhansali
@ 2022-06-02  7:48 ` Jerin Jacob
  2022-06-23 11:09   ` [EXT] " Rahul Bhansali
  2022-06-26 21:12 ` Thomas Monjalon
  2022-07-20 17:32 ` Stephen Hemminger
  2 siblings, 1 reply; 11+ messages in thread
From: Jerin Jacob @ 2022-06-02  7:48 UTC (permalink / raw)
  To: Rahul Bhansali
  Cc: dpdk-dev, Bruce Richardson, Thomas Monjalon, Ferruh Yigit,
	Ajit Khaparde, Andrew Boyer, Andrew Rybchenko, Beilei Xing,
	Chas Williams, Xia, Chenbo, Ciara Loftus, Devendra Singh Rawat,
	Ed Czeck, Evgeny Schemeilin, Gaetan Rivet, Gagandeep Singh,
	Guoyang Zhou, Haiyue Wang, Harman Kalra, heinrich.kuhn,
	Hemant Agrawal, Hyong Youb Kim, Igor Chauskin, Igor Russkikh,
	Jakub Grajciar, Jasvinder Singh, Jian Wang, Jiawen Wu,
	Jingjing Wu, John Daley, John Miller, John W. Linville, Wiles,
	Keith, Kiran Kumar K, Lijun Ou, Liron Himi, Long Li,
	Marcin Wojtas, Martin Spinler, Matan Azrad, Matt Peters,
	Maxime Coquelin, Michal Krawczyk, Min Hu (Connor,
	Pradeep Kumar Nalla, Nithin Dabilpuram, Qiming Yang, Qi Zhang,
	Radha Mohan Chintakuntla, Rahul Lakkireddy, Rasesh Mody,
	Rosen Xu, Sachin Saxena, Satha Koteswara Rao Kottidi,
	Shahed Shaikh, Shai Brandes, Shepard Siegel,
	Somalapuram Amaranath, Somnath Kotur, Stephen Hemminger,
	Steven Webster, Sunil Kumar Kori, Tetsuya Mukawa,
	Veerasenareddy Burru, Viacheslav Ovsiienko, Xiao Wang,
	Xiaoyun Wang, Yisen Zhuang, Yong Wang, Ziyang Xuan

On Wed, May 25, 2022 at 2:44 PM Rahul Bhansali <rbhansali@marvell.com> wrote:
>
> An additional check is added to avoid extra processing if
> receive packets are 0.
>
> Performance impact: with Marvell OCTEON TX2 platform, observed an
> improvement by ~14%.
>
> Signed-off-by: Rahul Bhansali <rbhansali@marvell.com>

Acked-by: Jerin Jacob <jerinj@marvell.com>


> ---
>  examples/l2fwd/main.c | 3 +++
>  1 file changed, 3 insertions(+)
>
> diff --git a/examples/l2fwd/main.c b/examples/l2fwd/main.c
> index 281c6b7a3f..28c498712e 100644
> --- a/examples/l2fwd/main.c
> +++ b/examples/l2fwd/main.c
> @@ -286,6 +286,9 @@ l2fwd_main_loop(void)
>                         nb_rx = rte_eth_rx_burst(portid, 0,
>                                                  pkts_burst, MAX_PKT_BURST);
>
> +                       if (unlikely(nb_rx == 0))
> +                               continue;
> +
>                         port_statistics[portid].rx += nb_rx;
>
>                         for (j = 0; j < nb_rx; j++) {
> --
> 2.25.1
>

^ permalink raw reply	[flat|nested] 11+ messages in thread

* RE: [EXT] Re: [PATCH] examples/l2fwd: add check of Rx packets count
  2022-06-02  7:48 ` Jerin Jacob
@ 2022-06-23 11:09   ` Rahul Bhansali
  0 siblings, 0 replies; 11+ messages in thread
From: Rahul Bhansali @ 2022-06-23 11:09 UTC (permalink / raw)
  To: Thomas Monjalon
  Cc: dpdk-dev, Bruce Richardson, Thomas Monjalon, Ferruh Yigit,
	Ajit Khaparde, Andrew Boyer, Andrew Rybchenko, Beilei Xing,
	Chas Williams, Xia, Chenbo, Ciara Loftus, Devendra Singh Rawat,
	Ed Czeck, Evgeny Schemeilin, Gaetan Rivet, Gagandeep Singh,
	Guoyang Zhou, Haiyue Wang, Harman Kalra, heinrich.kuhn,
	Hemant Agrawal, Hyong Youb Kim, Igor Chauskin, Igor Russkikh,
	Jerin Jacob, Jakub Grajciar, Jasvinder Singh, Jian Wang,
	Jiawen Wu, Jingjing Wu, John Daley, John Miller,
	John W. Linville, Wiles, Keith, Kiran Kumar Kokkilagadda,
	Lijun Ou, Liron Himi, Long Li, Marcin Wojtas, Martin Spinler,
	Matan Azrad, Matt Peters, Maxime Coquelin, Michal Krawczyk,
	Min Hu (Connor, Pradeep Kumar Nalla, Nithin Kumar Dabilpuram,
	Qiming Yang, Qi Zhang, Radha Chintakuntla, Rahul Lakkireddy,
	Rasesh Mody, Rosen Xu, Sachin Saxena,
	Satha Koteswara Rao Kottidi, Shahed Shaikh, Shai Brandes,
	Shepard Siegel, Somalapuram Amaranath, Somnath Kotur,
	Stephen Hemminger, Steven Webster, Sunil Kumar Kori,
	Tetsuya Mukawa, Veerasenareddy Burru, Viacheslav Ovsiienko,
	Xiao Wang, Xiaoyun Wang, Yisen Zhuang, Yong Wang, Ziyang Xuan

Ping.

> -----Original Message-----
> From: Jerin Jacob <jerinjacobk@gmail.com>
> Sent: Thursday, June 2, 2022 1:19 PM
> To: Rahul Bhansali <rbhansali@marvell.com>
> Cc: dpdk-dev <dev@dpdk.org>; Bruce Richardson
> <bruce.richardson@intel.com>; Thomas Monjalon <thomas@monjalon.net>;
> Ferruh Yigit <ferruh.yigit@xilinx.com>; Ajit Khaparde
> <ajit.khaparde@broadcom.com>; Andrew Boyer <aboyer@pensando.io>;
> Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru>; Beilei Xing
> <beilei.xing@intel.com>; Chas Williams <chas3@att.com>; Xia, Chenbo
> <chenbo.xia@intel.com>; Ciara Loftus <ciara.loftus@intel.com>; Devendra
> Singh Rawat <dsinghrawat@marvell.com>; Ed Czeck
> <ed.czeck@atomicrules.com>; Evgeny Schemeilin <evgenys@amazon.com>;
> Gaetan Rivet <grive@u256.net>; Gagandeep Singh <g.singh@nxp.com>;
> Guoyang Zhou <zhouguoyang@huawei.com>; Haiyue Wang
> <haiyue.wang@intel.com>; Harman Kalra <hkalra@marvell.com>;
> heinrich.kuhn@corigine.com; Hemant Agrawal <hemant.agrawal@nxp.com>;
> Hyong Youb Kim <hyonkim@cisco.com>; Igor Chauskin <igorch@amazon.com>;
> Igor Russkikh <irusskikh@marvell.com>; Jakub Grajciar <jgrajcia@cisco.com>;
> Jasvinder Singh <jasvinder.singh@intel.com>; Jian Wang
> <jianwang@trustnetic.com>; Jiawen Wu <jiawenwu@trustnetic.com>; Jingjing
> Wu <jingjing.wu@intel.com>; John Daley <johndale@cisco.com>; John Miller
> <john.miller@atomicrules.com>; John W. Linville <linville@tuxdriver.com>;
> Wiles, Keith <keith.wiles@intel.com>; Kiran Kumar Kokkilagadda
> <kirankumark@marvell.com>; Lijun Ou <oulijun@huawei.com>; Liron Himi
> <lironh@marvell.com>; Long Li <longli@microsoft.com>; Marcin Wojtas
> <mw@semihalf.com>; Martin Spinler <spinler@cesnet.cz>; Matan Azrad
> <matan@nvidia.com>; Matt Peters <matt.peters@windriver.com>; Maxime
> Coquelin <maxime.coquelin@redhat.com>; Michal Krawczyk
> <mk@semihalf.com>; Min Hu (Connor <humin29@huawei.com>; Pradeep
> Kumar Nalla <pnalla@marvell.com>; Nithin Kumar Dabilpuram
> <ndabilpuram@marvell.com>; Qiming Yang <qiming.yang@intel.com>; Qi Zhang
> <qi.z.zhang@intel.com>; Radha Chintakuntla <radhac@marvell.com>; Rahul
> Lakkireddy <rahul.lakkireddy@chelsio.com>; Rasesh Mody
> <rmody@marvell.com>; Rosen Xu <rosen.xu@intel.com>; Sachin Saxena
> <sachin.saxena@oss.nxp.com>; Satha Koteswara Rao Kottidi
> <skoteshwar@marvell.com>; Shahed Shaikh <shshaikh@marvell.com>; Shai
> Brandes <shaibran@amazon.com>; Shepard Siegel
> <shepard.siegel@atomicrules.com>; Somalapuram Amaranath
> <asomalap@amd.com>; Somnath Kotur <somnath.kotur@broadcom.com>;
> Stephen Hemminger <sthemmin@microsoft.com>; Steven Webster
> <steven.webster@windriver.com>; Sunil Kumar Kori <skori@marvell.com>;
> Tetsuya Mukawa <mtetsuyah@gmail.com>; Veerasenareddy Burru
> <vburru@marvell.com>; Viacheslav Ovsiienko <viacheslavo@nvidia.com>; Xiao
> Wang <xiao.w.wang@intel.com>; Xiaoyun Wang
> <cloud.wangxiaoyun@huawei.com>; Yisen Zhuang
> <yisen.zhuang@huawei.com>; Yong Wang <yongwang@vmware.com>; Ziyang
> Xuan <xuanziyang2@huawei.com>
> Subject: [EXT] Re: [PATCH] examples/l2fwd: add check of Rx packets count
> 
> External Email
> 
> ----------------------------------------------------------------------
> On Wed, May 25, 2022 at 2:44 PM Rahul Bhansali <rbhansali@marvell.com>
> wrote:
> >
> > An additional check is added to avoid extra processing if receive
> > packets are 0.
> >
> > Performance impact: with Marvell OCTEON TX2 platform, observed an
> > improvement by ~14%.
> >
> > Signed-off-by: Rahul Bhansali <rbhansali@marvell.com>
> 
> Acked-by: Jerin Jacob <jerinj@marvell.com>
> 
> 
> > ---
> >  examples/l2fwd/main.c | 3 +++
> >  1 file changed, 3 insertions(+)
> >
> > diff --git a/examples/l2fwd/main.c b/examples/l2fwd/main.c index
> > 281c6b7a3f..28c498712e 100644
> > --- a/examples/l2fwd/main.c
> > +++ b/examples/l2fwd/main.c
> > @@ -286,6 +286,9 @@ l2fwd_main_loop(void)
> >                         nb_rx = rte_eth_rx_burst(portid, 0,
> >                                                  pkts_burst,
> > MAX_PKT_BURST);
> >
> > +                       if (unlikely(nb_rx == 0))
> > +                               continue;
> > +
> >                         port_statistics[portid].rx += nb_rx;
> >
> >                         for (j = 0; j < nb_rx; j++) {
> > --
> > 2.25.1
> >

^ permalink raw reply	[flat|nested] 11+ messages in thread

* Re: [PATCH] examples/l2fwd: add check of Rx packets count
  2022-05-25  9:13 [PATCH] examples/l2fwd: add check of Rx packets count Rahul Bhansali
  2022-06-02  7:48 ` Jerin Jacob
@ 2022-06-26 21:12 ` Thomas Monjalon
  2022-07-20 16:52   ` [EXT] " Rahul Bhansali
  2022-07-20 17:32 ` Stephen Hemminger
  2 siblings, 1 reply; 11+ messages in thread
From: Thomas Monjalon @ 2022-06-26 21:12 UTC (permalink / raw)
  To: dev
  Cc: Bruce Richardson, ferruh.yigit, ajit.khaparde, aboyer,
	andrew.rybchenko, beilei.xing, chas3, chenbo.xia, ciara.loftus,
	dsinghrawat, ed.czeck, evgenys, grive, g.singh, zhouguoyang,
	haiyue.wang, hkalra, heinrich.kuhn, hemant.agrawal, hyonkim,
	igorch, irusskikh, jgrajcia, jasvinder.singh, jianwang, jiawenwu,
	jingjing.wu, johndale, john.miller, linville, keith.wiles,
	kirankumark, oulijun, lironh, longli, mw, spinler, matan,
	matt.peters, maxime.coquelin, mk, humin29, pnalla, ndabilpuram,
	qiming.yang, qi.z.zhang, radhac, rahul.lakkireddy, rmody,
	rosen.xu, sachin.saxena, skoteshwar, shshaikh, shaibran,
	shepard.siegel, asomalap, somnath.kotur, sthemmin,
	steven.webster, skori, mtetsuyah, vburru, viacheslavo,
	xiao.w.wang, cloud.wangxiaoyun, yisen.zhuang, yongwang,
	xuanziyang2, Rahul Bhansali

Please could we have some tests on other hardware with this improvement?


25/05/2022 11:13, Rahul Bhansali:
> An additional check is added to avoid extra processing if
> receive packets are 0.
> 
> Performance impact: with Marvell OCTEON TX2 platform, observed an
> improvement by ~14%.
> 
> Signed-off-by: Rahul Bhansali <rbhansali@marvell.com>
> ---
>  			nb_rx = rte_eth_rx_burst(portid, 0,
>  						 pkts_burst, MAX_PKT_BURST);
>  
> +			if (unlikely(nb_rx == 0))
> +				continue;
> +





^ permalink raw reply	[flat|nested] 11+ messages in thread

* RE: [EXT] Re: [PATCH] examples/l2fwd: add check of Rx packets count
  2022-06-26 21:12 ` Thomas Monjalon
@ 2022-07-20 16:52   ` Rahul Bhansali
  2022-09-14 10:34     ` Rahul Bhansali
  0 siblings, 1 reply; 11+ messages in thread
From: Rahul Bhansali @ 2022-07-20 16:52 UTC (permalink / raw)
  To: Thomas Monjalon, dev
  Cc: Bruce Richardson, ferruh.yigit, ajit.khaparde, aboyer,
	andrew.rybchenko, beilei.xing, chas3, chenbo.xia, ciara.loftus,
	Devendra Singh Rawat, ed.czeck, evgenys, grive, g.singh,
	zhouguoyang, haiyue.wang, Harman Kalra, heinrich.kuhn,
	hemant.agrawal, hyonkim, igorch, Igor Russkikh, jgrajcia,
	jasvinder.singh, jianwang, jiawenwu, jingjing.wu, johndale,
	john.miller, linville, keith.wiles, Kiran Kumar Kokkilagadda,
	oulijun, Liron Himi, longli, mw, spinler, matan, matt.peters,
	maxime.coquelin, mk, humin29, Pradeep Kumar Nalla,
	Nithin Kumar Dabilpuram, qiming.yang, qi.z.zhang,
	Radha Chintakuntla, rahul.lakkireddy, Rasesh Mody, rosen.xu,
	sachin.saxena, Satha Koteswara Rao Kottidi, Shahed Shaikh,
	shaibran, shepard.siegel, asomalap, somnath.kotur, sthemmin,
	steven.webster, Sunil Kumar Kori, mtetsuyah,
	Veerasenareddy Burru, viacheslavo, xiao.w.wang,
	cloud.wangxiaoyun, yisen.zhuang, yongwang, xuanziyang2

Ping

> -----Original Message-----
> From: Thomas Monjalon <thomas@monjalon.net>
> Sent: Monday, June 27, 2022 2:42 AM
> To: dev@dpdk.org
> Cc: Bruce Richardson <bruce.richardson@intel.com>; ferruh.yigit@xilinx.com;
> ajit.khaparde@broadcom.com; aboyer@pensando.io;
> andrew.rybchenko@oktetlabs.ru; beilei.xing@intel.com; chas3@att.com;
> chenbo.xia@intel.com; ciara.loftus@intel.com; Devendra Singh Rawat
> <dsinghrawat@marvell.com>; ed.czeck@atomicrules.com;
> evgenys@amazon.com; grive@u256.net; g.singh@nxp.com;
> zhouguoyang@huawei.com; haiyue.wang@intel.com; Harman Kalra
> <hkalra@marvell.com>; heinrich.kuhn@corigine.com;
> hemant.agrawal@nxp.com; hyonkim@cisco.com; igorch@amazon.com; Igor
> Russkikh <irusskikh@marvell.com>; jgrajcia@cisco.com;
> jasvinder.singh@intel.com; jianwang@trustnetic.com;
> jiawenwu@trustnetic.com; jingjing.wu@intel.com; johndale@cisco.com;
> john.miller@atomicrules.com; linville@tuxdriver.com; keith.wiles@intel.com;
> Kiran Kumar Kokkilagadda <kirankumark@marvell.com>; oulijun@huawei.com;
> Liron Himi <lironh@marvell.com>; longli@microsoft.com; mw@semihalf.com;
> spinler@cesnet.cz; matan@nvidia.com; matt.peters@windriver.com;
> maxime.coquelin@redhat.com; mk@semihalf.com; humin29@huawei.com;
> Pradeep Kumar Nalla <pnalla@marvell.com>; Nithin Kumar Dabilpuram
> <ndabilpuram@marvell.com>; qiming.yang@intel.com; qi.z.zhang@intel.com;
> Radha Chintakuntla <radhac@marvell.com>; rahul.lakkireddy@chelsio.com;
> Rasesh Mody <rmody@marvell.com>; rosen.xu@intel.com;
> sachin.saxena@oss.nxp.com; Satha Koteswara Rao Kottidi
> <skoteshwar@marvell.com>; Shahed Shaikh <shshaikh@marvell.com>;
> shaibran@amazon.com; shepard.siegel@atomicrules.com;
> asomalap@amd.com; somnath.kotur@broadcom.com;
> sthemmin@microsoft.com; steven.webster@windriver.com; Sunil Kumar Kori
> <skori@marvell.com>; mtetsuyah@gmail.com; Veerasenareddy Burru
> <vburru@marvell.com>; viacheslavo@nvidia.com; xiao.w.wang@intel.com;
> cloud.wangxiaoyun@huawei.com; yisen.zhuang@huawei.com;
> yongwang@vmware.com; xuanziyang2@huawei.com; Rahul Bhansali
> <rbhansali@marvell.com>
> Subject: [EXT] Re: [PATCH] examples/l2fwd: add check of Rx packets count
> 
> External Email
> 
> ----------------------------------------------------------------------
> Please could we have some tests on other hardware with this improvement?
> 
> 
> 25/05/2022 11:13, Rahul Bhansali:
> > An additional check is added to avoid extra processing if receive
> > packets are 0.
> >
> > Performance impact: with Marvell OCTEON TX2 platform, observed an
> > improvement by ~14%.
> >
> > Signed-off-by: Rahul Bhansali <rbhansali@marvell.com>
> > ---
> >  			nb_rx = rte_eth_rx_burst(portid, 0,
> >  						 pkts_burst, MAX_PKT_BURST);
> >
> > +			if (unlikely(nb_rx == 0))
> > +				continue;
> > +
> 
> 
> 


^ permalink raw reply	[flat|nested] 11+ messages in thread

* Re: [PATCH] examples/l2fwd: add check of Rx packets count
  2022-05-25  9:13 [PATCH] examples/l2fwd: add check of Rx packets count Rahul Bhansali
  2022-06-02  7:48 ` Jerin Jacob
  2022-06-26 21:12 ` Thomas Monjalon
@ 2022-07-20 17:32 ` Stephen Hemminger
  2022-11-02 14:09   ` Hemant Agrawal
  2 siblings, 1 reply; 11+ messages in thread
From: Stephen Hemminger @ 2022-07-20 17:32 UTC (permalink / raw)
  To: Rahul Bhansali
  Cc: dev, Bruce Richardson, thomas, ferruh.yigit, ajit.khaparde,
	aboyer, andrew.rybchenko, beilei.xing, chas3, chenbo.xia,
	ciara.loftus, dsinghrawat, ed.czeck, evgenys, grive, g.singh,
	zhouguoyang, haiyue.wang, hkalra, heinrich.kuhn, hemant.agrawal,
	hyonkim, igorch, irusskikh, jgrajcia, jasvinder.singh, jianwang,
	jiawenwu, jingjing.wu, johndale, john.miller, linville,
	keith.wiles, kirankumark, oulijun, lironh, longli, mw, spinler,
	matan, matt.peters, maxime.coquelin, mk, humin29, pnalla,
	ndabilpuram, qiming.yang, qi.z.zhang, radhac, rahul.lakkireddy,
	rmody, rosen.xu, sachin.saxena, skoteshwar, shshaikh, shaibran,
	shepard.siegel, asomalap, somnath.kotur, sthemmin,
	steven.webster, skori, mtetsuyah, vburru, viacheslavo,
	xiao.w.wang, cloud.wangxiaoyun, yisen.zhuang, yongwang,
	xuanziyang2

On Wed, 25 May 2022 14:43:27 +0530
Rahul Bhansali <rbhansali@marvell.com> wrote:

> An additional check is added to avoid extra processing if
> receive packets are 0.
> 
> Performance impact: with Marvell OCTEON TX2 platform, observed an
> improvement by ~14%.
> 
> Signed-off-by: Rahul Bhansali <rbhansali@marvell.com>

This makes sense. Could drop the unlikely() since in general unlikely
should be reserved for error cases. But doubt it matters at all.

Did a quick check the other examples do similar thing already.

Acked-by: Stephen Hemminger <stephen@networkplumber.org>

^ permalink raw reply	[flat|nested] 11+ messages in thread

* RE: [EXT] Re: [PATCH] examples/l2fwd: add check of Rx packets count
  2022-07-20 16:52   ` [EXT] " Rahul Bhansali
@ 2022-09-14 10:34     ` Rahul Bhansali
  2022-11-02 13:47       ` Rahul Bhansali
  0 siblings, 1 reply; 11+ messages in thread
From: Rahul Bhansali @ 2022-09-14 10:34 UTC (permalink / raw)
  To: Thomas Monjalon, dev
  Cc: Bruce Richardson, ferruh.yigit, ajit.khaparde, aboyer,
	andrew.rybchenko, beilei.xing, chas3, chenbo.xia, ciara.loftus,
	Devendra Singh Rawat, ed.czeck, evgenys, grive, g.singh,
	zhouguoyang, haiyue.wang, Harman Kalra, heinrich.kuhn,
	hemant.agrawal, hyonkim, igorch, Igor Russkikh, jgrajcia,
	jasvinder.singh, jianwang, jiawenwu, jingjing.wu, johndale,
	john.miller, linville, keith.wiles, Kiran Kumar Kokkilagadda,
	oulijun, Liron Himi, longli, mw, spinler, matan, matt.peters,
	maxime.coquelin, mk, humin29, Pradeep Kumar Nalla,
	Nithin Kumar Dabilpuram, qiming.yang, qi.z.zhang,
	Radha Chintakuntla, rahul.lakkireddy, Rasesh Mody, rosen.xu,
	sachin.saxena, Satha Koteswara Rao Kottidi, Shahed Shaikh,
	shaibran, shepard.siegel, asomalap, somnath.kotur, sthemmin,
	steven.webster, Sunil Kumar Kori, mtetsuyah,
	Veerasenareddy Burru, viacheslavo, xiao.w.wang,
	cloud.wangxiaoyun, yisen.zhuang, yongwang, xuanziyang2

Hi Thomas,

This got ack from Stephen Hemminger also. It is pending from long time, Can we consider this for RC1 ?

Regards,
Rahul

> -----Original Message-----
> From: Rahul Bhansali
> Sent: Wednesday, July 20, 2022 10:22 PM
> To: Thomas Monjalon <thomas@monjalon.net>; dev@dpdk.org
> Cc: Bruce Richardson <bruce.richardson@intel.com>; ferruh.yigit@xilinx.com;
> ajit.khaparde@broadcom.com; aboyer@pensando.io;
> andrew.rybchenko@oktetlabs.ru; beilei.xing@intel.com; chas3@att.com;
> chenbo.xia@intel.com; ciara.loftus@intel.com; Devendra Singh Rawat
> <dsinghrawat@marvell.com>; ed.czeck@atomicrules.com;
> evgenys@amazon.com; grive@u256.net; g.singh@nxp.com;
> zhouguoyang@huawei.com; haiyue.wang@intel.com; Harman Kalra
> <hkalra@marvell.com>; heinrich.kuhn@corigine.com;
> hemant.agrawal@nxp.com; hyonkim@cisco.com; igorch@amazon.com; Igor
> Russkikh <irusskikh@marvell.com>; jgrajcia@cisco.com;
> jasvinder.singh@intel.com; jianwang@trustnetic.com;
> jiawenwu@trustnetic.com; jingjing.wu@intel.com; johndale@cisco.com;
> john.miller@atomicrules.com; linville@tuxdriver.com; keith.wiles@intel.com;
> Kiran Kumar Kokkilagadda <kirankumark@marvell.com>; oulijun@huawei.com;
> Liron Himi <lironh@marvell.com>; longli@microsoft.com; mw@semihalf.com;
> spinler@cesnet.cz; matan@nvidia.com; matt.peters@windriver.com;
> maxime.coquelin@redhat.com; mk@semihalf.com; humin29@huawei.com;
> Pradeep Kumar Nalla <pnalla@marvell.com>; Nithin Kumar Dabilpuram
> <ndabilpuram@marvell.com>; qiming.yang@intel.com; qi.z.zhang@intel.com;
> Radha Chintakuntla <radhac@marvell.com>; rahul.lakkireddy@chelsio.com;
> Rasesh Mody <rmody@marvell.com>; rosen.xu@intel.com;
> sachin.saxena@oss.nxp.com; Satha Koteswara Rao Kottidi
> <skoteshwar@marvell.com>; Shahed Shaikh <shshaikh@marvell.com>;
> shaibran@amazon.com; shepard.siegel@atomicrules.com;
> asomalap@amd.com; somnath.kotur@broadcom.com;
> sthemmin@microsoft.com; steven.webster@windriver.com; Sunil Kumar Kori
> <skori@marvell.com>; mtetsuyah@gmail.com; Veerasenareddy Burru
> <vburru@marvell.com>; viacheslavo@nvidia.com; xiao.w.wang@intel.com;
> cloud.wangxiaoyun@huawei.com; yisen.zhuang@huawei.com;
> yongwang@vmware.com; xuanziyang2@huawei.com
> Subject: RE: [EXT] Re: [PATCH] examples/l2fwd: add check of Rx packets count
> 
> Ping
> 
> > -----Original Message-----
> > From: Thomas Monjalon <thomas@monjalon.net>
> > Sent: Monday, June 27, 2022 2:42 AM
> > To: dev@dpdk.org
> > Cc: Bruce Richardson <bruce.richardson@intel.com>;
> > ferruh.yigit@xilinx.com; ajit.khaparde@broadcom.com;
> > aboyer@pensando.io; andrew.rybchenko@oktetlabs.ru;
> > beilei.xing@intel.com; chas3@att.com; chenbo.xia@intel.com;
> > ciara.loftus@intel.com; Devendra Singh Rawat
> > <dsinghrawat@marvell.com>; ed.czeck@atomicrules.com;
> > evgenys@amazon.com; grive@u256.net; g.singh@nxp.com;
> > zhouguoyang@huawei.com; haiyue.wang@intel.com; Harman Kalra
> > <hkalra@marvell.com>; heinrich.kuhn@corigine.com;
> > hemant.agrawal@nxp.com; hyonkim@cisco.com; igorch@amazon.com; Igor
> > Russkikh <irusskikh@marvell.com>; jgrajcia@cisco.com;
> > jasvinder.singh@intel.com; jianwang@trustnetic.com;
> > jiawenwu@trustnetic.com; jingjing.wu@intel.com; johndale@cisco.com;
> > john.miller@atomicrules.com; linville@tuxdriver.com;
> > keith.wiles@intel.com; Kiran Kumar Kokkilagadda
> > <kirankumark@marvell.com>; oulijun@huawei.com; Liron Himi
> > <lironh@marvell.com>; longli@microsoft.com; mw@semihalf.com;
> > spinler@cesnet.cz; matan@nvidia.com; matt.peters@windriver.com;
> > maxime.coquelin@redhat.com; mk@semihalf.com; humin29@huawei.com;
> > Pradeep Kumar Nalla <pnalla@marvell.com>; Nithin Kumar Dabilpuram
> > <ndabilpuram@marvell.com>; qiming.yang@intel.com;
> > qi.z.zhang@intel.com; Radha Chintakuntla <radhac@marvell.com>;
> > rahul.lakkireddy@chelsio.com; Rasesh Mody <rmody@marvell.com>;
> > rosen.xu@intel.com; sachin.saxena@oss.nxp.com; Satha Koteswara Rao
> > Kottidi <skoteshwar@marvell.com>; Shahed Shaikh
> > <shshaikh@marvell.com>; shaibran@amazon.com;
> > shepard.siegel@atomicrules.com; asomalap@amd.com;
> > somnath.kotur@broadcom.com; sthemmin@microsoft.com;
> > steven.webster@windriver.com; Sunil Kumar Kori <skori@marvell.com>;
> > mtetsuyah@gmail.com; Veerasenareddy Burru <vburru@marvell.com>;
> > viacheslavo@nvidia.com; xiao.w.wang@intel.com;
> > cloud.wangxiaoyun@huawei.com; yisen.zhuang@huawei.com;
> > yongwang@vmware.com; xuanziyang2@huawei.com; Rahul Bhansali
> > <rbhansali@marvell.com>
> > Subject: [EXT] Re: [PATCH] examples/l2fwd: add check of Rx packets
> > count
> >
> > External Email
> >
> > ----------------------------------------------------------------------
> > Please could we have some tests on other hardware with this improvement?
> >
> >
> > 25/05/2022 11:13, Rahul Bhansali:
> > > An additional check is added to avoid extra processing if receive
> > > packets are 0.
> > >
> > > Performance impact: with Marvell OCTEON TX2 platform, observed an
> > > improvement by ~14%.
> > >
> > > Signed-off-by: Rahul Bhansali <rbhansali@marvell.com>
> > > ---
> > >  			nb_rx = rte_eth_rx_burst(portid, 0,
> > >  						 pkts_burst, MAX_PKT_BURST);
> > >
> > > +			if (unlikely(nb_rx == 0))
> > > +				continue;
> > > +
> >
> >
> >


^ permalink raw reply	[flat|nested] 11+ messages in thread

* RE: [EXT] Re: [PATCH] examples/l2fwd: add check of Rx packets count
  2022-09-14 10:34     ` Rahul Bhansali
@ 2022-11-02 13:47       ` Rahul Bhansali
  2022-11-02 15:29         ` Thomas Monjalon
  0 siblings, 1 reply; 11+ messages in thread
From: Rahul Bhansali @ 2022-11-02 13:47 UTC (permalink / raw)
  To: Thomas Monjalon; +Cc: Jerin Jacob Kollanukkaran, stephen, dev

Ping.

> -----Original Message-----
> From: Rahul Bhansali
> Sent: Wednesday, September 14, 2022 4:04 PM
> To: 'Thomas Monjalon' <thomas@monjalon.net>; 'dev@dpdk.org'
> <dev@dpdk.org>
> Cc: 'Bruce Richardson' <bruce.richardson@intel.com>; 'ferruh.yigit@xilinx.com'
> <ferruh.yigit@xilinx.com>; 'ajit.khaparde@broadcom.com'
> <ajit.khaparde@broadcom.com>; 'aboyer@pensando.io'
> <aboyer@pensando.io>; 'andrew.rybchenko@oktetlabs.ru'
> <andrew.rybchenko@oktetlabs.ru>; 'beilei.xing@intel.com'
> <beilei.xing@intel.com>; 'chas3@att.com' <chas3@att.com>;
> 'chenbo.xia@intel.com' <chenbo.xia@intel.com>; 'ciara.loftus@intel.com'
> <ciara.loftus@intel.com>; Devendra Singh Rawat <dsinghrawat@marvell.com>;
> 'ed.czeck@atomicrules.com' <ed.czeck@atomicrules.com>;
> 'evgenys@amazon.com' <evgenys@amazon.com>; 'grive@u256.net'
> <grive@u256.net>; 'g.singh@nxp.com' <g.singh@nxp.com>;
> 'zhouguoyang@huawei.com' <zhouguoyang@huawei.com>;
> 'haiyue.wang@intel.com' <haiyue.wang@intel.com>; Harman Kalra
> <hkalra@marvell.com>; 'heinrich.kuhn@corigine.com'
> <heinrich.kuhn@corigine.com>; 'hemant.agrawal@nxp.com'
> <hemant.agrawal@nxp.com>; 'hyonkim@cisco.com' <hyonkim@cisco.com>;
> 'igorch@amazon.com' <igorch@amazon.com>; Igor Russkikh
> <irusskikh@marvell.com>; 'jgrajcia@cisco.com' <jgrajcia@cisco.com>;
> 'jasvinder.singh@intel.com' <jasvinder.singh@intel.com>;
> 'jianwang@trustnetic.com' <jianwang@trustnetic.com>;
> 'jiawenwu@trustnetic.com' <jiawenwu@trustnetic.com>;
> 'jingjing.wu@intel.com' <jingjing.wu@intel.com>; 'johndale@cisco.com'
> <johndale@cisco.com>; 'john.miller@atomicrules.com'
> <john.miller@atomicrules.com>; 'linville@tuxdriver.com'
> <linville@tuxdriver.com>; 'keith.wiles@intel.com' <keith.wiles@intel.com>;
> Kiran Kumar Kokkilagadda <kirankumark@marvell.com>; 'oulijun@huawei.com'
> <oulijun@huawei.com>; Liron Himi <lironh@marvell.com>;
> 'longli@microsoft.com' <longli@microsoft.com>; 'mw@semihalf.com'
> <mw@semihalf.com>; 'spinler@cesnet.cz' <spinler@cesnet.cz>;
> 'matan@nvidia.com' <matan@nvidia.com>; 'matt.peters@windriver.com'
> <matt.peters@windriver.com>; 'maxime.coquelin@redhat.com'
> <maxime.coquelin@redhat.com>; 'mk@semihalf.com' <mk@semihalf.com>;
> 'humin29@huawei.com' <humin29@huawei.com>; Pradeep Kumar Nalla
> <pnalla@marvell.com>; Nithin Kumar Dabilpuram <ndabilpuram@marvell.com>;
> 'qiming.yang@intel.com' <qiming.yang@intel.com>; 'qi.z.zhang@intel.com'
> <qi.z.zhang@intel.com>; Radha Chintakuntla <radhac@marvell.com>;
> 'rahul.lakkireddy@chelsio.com' <rahul.lakkireddy@chelsio.com>; Rasesh Mody
> <rmody@marvell.com>; 'rosen.xu@intel.com' <rosen.xu@intel.com>;
> 'sachin.saxena@oss.nxp.com' <sachin.saxena@oss.nxp.com>; Satha Koteswara
> Rao Kottidi <skoteshwar@marvell.com>; 'Shahed Shaikh'
> <shshaikh@marvell.com>; 'shaibran@amazon.com' <shaibran@amazon.com>;
> 'shepard.siegel@atomicrules.com' <shepard.siegel@atomicrules.com>;
> 'asomalap@amd.com' <asomalap@amd.com>;
> 'somnath.kotur@broadcom.com' <somnath.kotur@broadcom.com>;
> 'sthemmin@microsoft.com' <sthemmin@microsoft.com>;
> 'steven.webster@windriver.com' <steven.webster@windriver.com>; Sunil
> Kumar Kori <skori@marvell.com>; 'mtetsuyah@gmail.com'
> <mtetsuyah@gmail.com>; Veerasenareddy Burru <vburru@marvell.com>;
> 'viacheslavo@nvidia.com' <viacheslavo@nvidia.com>; 'xiao.w.wang@intel.com'
> <xiao.w.wang@intel.com>; 'cloud.wangxiaoyun@huawei.com'
> <cloud.wangxiaoyun@huawei.com>; 'yisen.zhuang@huawei.com'
> <yisen.zhuang@huawei.com>; 'yongwang@vmware.com'
> <yongwang@vmware.com>; 'xuanziyang2@huawei.com'
> <xuanziyang2@huawei.com>
> Subject: RE: [EXT] Re: [PATCH] examples/l2fwd: add check of Rx packets count
> 
> Hi Thomas,
> 
> This got ack from Stephen Hemminger also. It is pending from long time, Can we
> consider this for RC1 ?
> 
> Regards,
> Rahul
> 
> > -----Original Message-----
> > From: Rahul Bhansali
> > Sent: Wednesday, July 20, 2022 10:22 PM
> > To: Thomas Monjalon <thomas@monjalon.net>; dev@dpdk.org
> > Cc: Bruce Richardson <bruce.richardson@intel.com>;
> > ferruh.yigit@xilinx.com; ajit.khaparde@broadcom.com;
> > aboyer@pensando.io; andrew.rybchenko@oktetlabs.ru;
> > beilei.xing@intel.com; chas3@att.com; chenbo.xia@intel.com;
> > ciara.loftus@intel.com; Devendra Singh Rawat
> > <dsinghrawat@marvell.com>; ed.czeck@atomicrules.com;
> > evgenys@amazon.com; grive@u256.net; g.singh@nxp.com;
> > zhouguoyang@huawei.com; haiyue.wang@intel.com; Harman Kalra
> > <hkalra@marvell.com>; heinrich.kuhn@corigine.com;
> > hemant.agrawal@nxp.com; hyonkim@cisco.com; igorch@amazon.com; Igor
> > Russkikh <irusskikh@marvell.com>; jgrajcia@cisco.com;
> > jasvinder.singh@intel.com; jianwang@trustnetic.com;
> > jiawenwu@trustnetic.com; jingjing.wu@intel.com; johndale@cisco.com;
> > john.miller@atomicrules.com; linville@tuxdriver.com;
> > keith.wiles@intel.com; Kiran Kumar Kokkilagadda
> > <kirankumark@marvell.com>; oulijun@huawei.com; Liron Himi
> > <lironh@marvell.com>; longli@microsoft.com; mw@semihalf.com;
> > spinler@cesnet.cz; matan@nvidia.com; matt.peters@windriver.com;
> > maxime.coquelin@redhat.com; mk@semihalf.com; humin29@huawei.com;
> > Pradeep Kumar Nalla <pnalla@marvell.com>; Nithin Kumar Dabilpuram
> > <ndabilpuram@marvell.com>; qiming.yang@intel.com;
> > qi.z.zhang@intel.com; Radha Chintakuntla <radhac@marvell.com>;
> > rahul.lakkireddy@chelsio.com; Rasesh Mody <rmody@marvell.com>;
> > rosen.xu@intel.com; sachin.saxena@oss.nxp.com; Satha Koteswara Rao
> > Kottidi <skoteshwar@marvell.com>; Shahed Shaikh
> > <shshaikh@marvell.com>; shaibran@amazon.com;
> > shepard.siegel@atomicrules.com; asomalap@amd.com;
> > somnath.kotur@broadcom.com; sthemmin@microsoft.com;
> > steven.webster@windriver.com; Sunil Kumar Kori <skori@marvell.com>;
> > mtetsuyah@gmail.com; Veerasenareddy Burru <vburru@marvell.com>;
> > viacheslavo@nvidia.com; xiao.w.wang@intel.com;
> > cloud.wangxiaoyun@huawei.com; yisen.zhuang@huawei.com;
> > yongwang@vmware.com; xuanziyang2@huawei.com
> > Subject: RE: [EXT] Re: [PATCH] examples/l2fwd: add check of Rx packets
> > count
> >
> > Ping
> >
> > > -----Original Message-----
> > > From: Thomas Monjalon <thomas@monjalon.net>
> > > Sent: Monday, June 27, 2022 2:42 AM
> > > To: dev@dpdk.org
> > > Cc: Bruce Richardson <bruce.richardson@intel.com>;
> > > ferruh.yigit@xilinx.com; ajit.khaparde@broadcom.com;
> > > aboyer@pensando.io; andrew.rybchenko@oktetlabs.ru;
> > > beilei.xing@intel.com; chas3@att.com; chenbo.xia@intel.com;
> > > ciara.loftus@intel.com; Devendra Singh Rawat
> > > <dsinghrawat@marvell.com>; ed.czeck@atomicrules.com;
> > > evgenys@amazon.com; grive@u256.net; g.singh@nxp.com;
> > > zhouguoyang@huawei.com; haiyue.wang@intel.com; Harman Kalra
> > > <hkalra@marvell.com>; heinrich.kuhn@corigine.com;
> > > hemant.agrawal@nxp.com; hyonkim@cisco.com; igorch@amazon.com;
> Igor
> > > Russkikh <irusskikh@marvell.com>; jgrajcia@cisco.com;
> > > jasvinder.singh@intel.com; jianwang@trustnetic.com;
> > > jiawenwu@trustnetic.com; jingjing.wu@intel.com; johndale@cisco.com;
> > > john.miller@atomicrules.com; linville@tuxdriver.com;
> > > keith.wiles@intel.com; Kiran Kumar Kokkilagadda
> > > <kirankumark@marvell.com>; oulijun@huawei.com; Liron Himi
> > > <lironh@marvell.com>; longli@microsoft.com; mw@semihalf.com;
> > > spinler@cesnet.cz; matan@nvidia.com; matt.peters@windriver.com;
> > > maxime.coquelin@redhat.com; mk@semihalf.com; humin29@huawei.com;
> > > Pradeep Kumar Nalla <pnalla@marvell.com>; Nithin Kumar Dabilpuram
> > > <ndabilpuram@marvell.com>; qiming.yang@intel.com;
> > > qi.z.zhang@intel.com; Radha Chintakuntla <radhac@marvell.com>;
> > > rahul.lakkireddy@chelsio.com; Rasesh Mody <rmody@marvell.com>;
> > > rosen.xu@intel.com; sachin.saxena@oss.nxp.com; Satha Koteswara Rao
> > > Kottidi <skoteshwar@marvell.com>; Shahed Shaikh
> > > <shshaikh@marvell.com>; shaibran@amazon.com;
> > > shepard.siegel@atomicrules.com; asomalap@amd.com;
> > > somnath.kotur@broadcom.com; sthemmin@microsoft.com;
> > > steven.webster@windriver.com; Sunil Kumar Kori <skori@marvell.com>;
> > > mtetsuyah@gmail.com; Veerasenareddy Burru <vburru@marvell.com>;
> > > viacheslavo@nvidia.com; xiao.w.wang@intel.com;
> > > cloud.wangxiaoyun@huawei.com; yisen.zhuang@huawei.com;
> > > yongwang@vmware.com; xuanziyang2@huawei.com; Rahul Bhansali
> > > <rbhansali@marvell.com>
> > > Subject: [EXT] Re: [PATCH] examples/l2fwd: add check of Rx packets
> > > count
> > >
> > > External Email
> > >
> > > --------------------------------------------------------------------
> > > -- Please could we have some tests on other hardware with this
> > > improvement?
> > >
> > >
> > > 25/05/2022 11:13, Rahul Bhansali:
> > > > An additional check is added to avoid extra processing if receive
> > > > packets are 0.
> > > >
> > > > Performance impact: with Marvell OCTEON TX2 platform, observed an
> > > > improvement by ~14%.
> > > >
> > > > Signed-off-by: Rahul Bhansali <rbhansali@marvell.com>
> > > > ---
> > > >  			nb_rx = rte_eth_rx_burst(portid, 0,
> > > >  						 pkts_burst, MAX_PKT_BURST);
> > > >
> > > > +			if (unlikely(nb_rx == 0))
> > > > +				continue;
> > > > +
> > >
> > >
> > >


^ permalink raw reply	[flat|nested] 11+ messages in thread

* Re: [PATCH] examples/l2fwd: add check of Rx packets count
  2022-07-20 17:32 ` Stephen Hemminger
@ 2022-11-02 14:09   ` Hemant Agrawal
  2022-11-02 15:47     ` Thomas Monjalon
  0 siblings, 1 reply; 11+ messages in thread
From: Hemant Agrawal @ 2022-11-02 14:09 UTC (permalink / raw)
  To: Stephen Hemminger, Rahul Bhansali
  Cc: dev, Bruce Richardson, thomas, ferruh.yigit, ajit.khaparde,
	aboyer, andrew.rybchenko, beilei.xing, chas3, chenbo.xia,
	ciara.loftus, dsinghrawat, ed.czeck, evgenys, grive, g.singh,
	zhouguoyang, haiyue.wang, hkalra, heinrich.kuhn, hemant.agrawal,
	hyonkim, igorch, irusskikh, jgrajcia, jasvinder.singh, jianwang,
	jiawenwu, jingjing.wu, johndale, john.miller, linville,
	keith.wiles, kirankumark, oulijun, lironh, longli, mw, spinler,
	matan, matt.peters, maxime.coquelin, mk, humin29, pnalla,
	ndabilpuram, qiming.yang, qi.z.zhang, radhac, rahul.lakkireddy,
	rmody, rosen.xu, sachin.saxena, skoteshwar, shshaikh, shaibran,
	shepard.siegel, asomalap, somnath.kotur, sthemmin,
	steven.webster, skori, mtetsuyah, vburru, viacheslavo,
	xiao.w.wang, cloud.wangxiaoyun, yisen.zhuang, yongwang,
	xuanziyang2


On 20-Jul-22 11:02 PM, Stephen Hemminger wrote:
> On Wed, 25 May 2022 14:43:27 +0530
> Rahul Bhansali <rbhansali@marvell.com> wrote:
>
>> An additional check is added to avoid extra processing if
>> receive packets are 0.
>>
>> Performance impact: with Marvell OCTEON TX2 platform, observed an
>> improvement by ~14%.
>>
>> Signed-off-by: Rahul Bhansali <rbhansali@marvell.com>
> This makes sense. Could drop the unlikely() since in general unlikely
> should be reserved for error cases. But doubt it matters at all.
>
> Did a quick check the other examples do similar thing already.
>
> Acked-by: Stephen Hemminger <stephen@networkplumber.org>
Acked-by: Hemant Agrawal <hemant.agrawal@nxp.com>

^ permalink raw reply	[flat|nested] 11+ messages in thread

* Re: [EXT] Re: [PATCH] examples/l2fwd: add check of Rx packets count
  2022-11-02 13:47       ` Rahul Bhansali
@ 2022-11-02 15:29         ` Thomas Monjalon
  0 siblings, 0 replies; 11+ messages in thread
From: Thomas Monjalon @ 2022-11-02 15:29 UTC (permalink / raw)
  To: Rahul Bhansali; +Cc: Jerin Jacob Kollanukkaran, stephen, dev

02/11/2022 14:47, Rahul Bhansali:
> Ping.

Sorry it has been forgotten.
Thank you for pinging.




^ permalink raw reply	[flat|nested] 11+ messages in thread

* Re: [PATCH] examples/l2fwd: add check of Rx packets count
  2022-11-02 14:09   ` Hemant Agrawal
@ 2022-11-02 15:47     ` Thomas Monjalon
  0 siblings, 0 replies; 11+ messages in thread
From: Thomas Monjalon @ 2022-11-02 15:47 UTC (permalink / raw)
  To: Rahul Bhansali
  Cc: Stephen Hemminger, dev, Bruce Richardson, ferruh.yigit,
	ajit.khaparde, aboyer, andrew.rybchenko, beilei.xing, chas3,
	chenbo.xia, ciara.loftus, dsinghrawat, ed.czeck, evgenys, grive,
	g.singh, zhouguoyang, haiyue.wang, hkalra, heinrich.kuhn,
	hemant.agrawal, hyonkim, igorch, irusskikh, jgrajcia,
	jasvinder.singh, jianwang, jiawenwu, jingjing.wu, johndale,
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	xuanziyang2, hemant.agrawal

02/11/2022 15:09, Hemant Agrawal:
> On 20-Jul-22 11:02 PM, Stephen Hemminger wrote:
> > On Wed, 25 May 2022 14:43:27 +0530
> > Rahul Bhansali <rbhansali@marvell.com> wrote:
> >
> >> An additional check is added to avoid extra processing if
> >> receive packets are 0.
> >>
> >> Performance impact: with Marvell OCTEON TX2 platform, observed an
> >> improvement by ~14%.
> >>
> >> Signed-off-by: Rahul Bhansali <rbhansali@marvell.com>
> > This makes sense. Could drop the unlikely() since in general unlikely
> > should be reserved for error cases. But doubt it matters at all.
> >
> > Did a quick check the other examples do similar thing already.
> >
> > Acked-by: Stephen Hemminger <stephen@networkplumber.org>
> Acked-by: Hemant Agrawal <hemant.agrawal@nxp.com>

Applied, thanks.




^ permalink raw reply	[flat|nested] 11+ messages in thread

end of thread, other threads:[~2022-11-02 15:47 UTC | newest]

Thread overview: 11+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2022-05-25  9:13 [PATCH] examples/l2fwd: add check of Rx packets count Rahul Bhansali
2022-06-02  7:48 ` Jerin Jacob
2022-06-23 11:09   ` [EXT] " Rahul Bhansali
2022-06-26 21:12 ` Thomas Monjalon
2022-07-20 16:52   ` [EXT] " Rahul Bhansali
2022-09-14 10:34     ` Rahul Bhansali
2022-11-02 13:47       ` Rahul Bhansali
2022-11-02 15:29         ` Thomas Monjalon
2022-07-20 17:32 ` Stephen Hemminger
2022-11-02 14:09   ` Hemant Agrawal
2022-11-02 15:47     ` Thomas Monjalon

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