From: "Zhang, Yuying" <yuying.zhang@intel.com>
To: "He, ShiyangX" <shiyangx.he@intel.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>,
"Zhou, YidingX" <yidingx.zhou@intel.com>,
"stable@dpdk.org" <stable@dpdk.org>,
"Singh, Aman Deep" <aman.deep.singh@intel.com>,
"Burakov, Anatoly" <anatoly.burakov@intel.com>,
"Li, Xiaoyun" <xiaoyun.li@intel.com>,
Alvin Zhang <alvinx.zhang@intel.com>
Subject: RE: [PATCH] app/testpmd: fix secondary process not forwarding
Date: Wed, 8 Feb 2023 03:22:23 +0000 [thread overview]
Message-ID: <DM6PR11MB3516AA76F9BA15227DA846108ED89@DM6PR11MB3516.namprd11.prod.outlook.com> (raw)
In-Reply-To: <DM6PR11MB3946CB97E9AB9103C5F762EAF7C29@DM6PR11MB3946.namprd11.prod.outlook.com>
Hi Shiyang,
> -----Original Message-----
> From: He, ShiyangX <shiyangx.he@intel.com>
> Sent: 2023年1月13日 17:08
> To: He, ShiyangX <shiyangx.he@intel.com>; Zhang, Yuying
> <yuying.zhang@intel.com>
> Cc: dev@dpdk.org; Zhou, YidingX <yidingx.zhou@intel.com>;
> stable@dpdk.org; Singh, Aman Deep <aman.deep.singh@intel.com>;
> Burakov, Anatoly <anatoly.burakov@intel.com>; Li, Xiaoyun
> <xiaoyun.li@intel.com>; Alvin Zhang <alvinx.zhang@intel.com>
> Subject: RE: [PATCH] app/testpmd: fix secondary process not forwarding
>
> @Zhang, Yuying Hi, please take a look at this patch! Are there any comments?
>
> >-----Original Message-----
> >From: He, ShiyangX <shiyangx.he@intel.com>
> >Sent: Wednesday, January 4, 2023 10:02 AM
> >To: Stephen Hemminger <stephen@networkplumber.org>
> >Cc: dev@dpdk.org; Zhou, YidingX <yidingx.zhou@intel.com>;
> >stable@dpdk.org; Singh, Aman Deep <aman.deep.singh@intel.com>; Zhang,
> >Yuying <yuying.zhang@intel.com>; Burakov, Anatoly
> ><anatoly.burakov@intel.com>; Li, Xiaoyun <xiaoyun.li@intel.com>; Alvin
> >Zhang <alvinx.zhang@intel.com>
> >Subject: RE: [PATCH] app/testpmd: fix secondary process not forwarding
> >
> >>> Under multi-process scenario, the secondary process gets queue state
> >>> from the wrong location (the global variable 'ports'). Therefore,
> >>> the secondary process can not forward since "stream_init" is not called.
> >>>
> >>> This commit fixes the issue by calling 'rte_eth_rx/tx_queue_info_get'
> >>> to get queue state from shared memory.
> >>>
> >>> Fixes: a78040c990cb ("app/testpmd: update forward engine beginning")
> >>> Cc: stable@dpdk.org
> >>>
> >>> Signed-off-by: Shiyang He <shiyangx.he@intel.com>
> >>
> >>Would it be possible to fix this the initialization of ports variable,
> >>rather than doing a per-state fixup here?
> >
> >In multi-process scenario, the secondary process does not initialize
> >the queue state in the 'ports' variable, and the ethdev's queue state
> >may be changed by any other process, which causes 'ports' queue state
> >of per-process and ethdev's queue state are inconsistent. Therefore,
> >getting the queue state from ethdev is a feasible way which I can think of.
You should fix the queue state in the 'ports' variable of secondary process in the initialization
of ports variable instead of fixup here.
next prev parent reply other threads:[~2023-02-08 3:22 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-12-30 7:55 Shiyang He
2022-12-30 17:23 ` Stephen Hemminger
2023-01-04 2:02 ` He, ShiyangX
2023-01-13 9:07 ` He, ShiyangX
2023-02-08 3:22 ` Zhang, Yuying [this message]
2023-02-08 6:38 ` He, ShiyangX
2023-02-20 5:39 ` Zhang, Yuying
2023-02-20 12:45 ` lihuisong (C)
2023-02-21 2:52 ` He, ShiyangX
2023-02-21 6:37 ` lihuisong (C)
2023-02-21 6:51 ` He, ShiyangX
2023-02-21 15:44 ` [PATCH v2] " Shiyang He
2023-02-22 6:20 ` lihuisong (C)
2023-02-23 14:41 ` [PATCH v3] " Shiyang He
2023-02-23 8:08 ` lihuisong (C)
2023-03-06 15:16 ` Ferruh Yigit
2023-03-06 15:05 ` Ferruh Yigit
2023-03-07 3:25 ` He, ShiyangX
2023-03-07 11:41 ` Ferruh Yigit
2023-03-08 2:05 ` He, ShiyangX
2023-03-08 2:54 ` lihuisong (C)
2023-03-08 9:54 ` Ferruh Yigit
2023-03-08 16:19 ` [PATCH v4] " Shiyang He
2023-03-08 10:20 ` Ferruh Yigit
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=DM6PR11MB3516AA76F9BA15227DA846108ED89@DM6PR11MB3516.namprd11.prod.outlook.com \
--to=yuying.zhang@intel.com \
--cc=alvinx.zhang@intel.com \
--cc=aman.deep.singh@intel.com \
--cc=anatoly.burakov@intel.com \
--cc=dev@dpdk.org \
--cc=shiyangx.he@intel.com \
--cc=stable@dpdk.org \
--cc=xiaoyun.li@intel.com \
--cc=yidingx.zhou@intel.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).