From: Thomas Monjalon <thomas@monjalon.net>
To: Ye Xiaolong <xiaolong.ye@intel.com>
Cc: ferruh.yigit@intel.com, Gavin Hu <gavin.hu@arm.com>,
dev@dpdk.org, nd@arm.com, david.marchand@redhat.com,
jerinj@marvell.com, Honnappa.Nagarahalli@arm.com,
ruifeng.wang@arm.com, phil.yang@arm.com, joyce.kong@arm.com,
steve.capper@arm.com, stable@dpdk.org
Subject: Re: [dpdk-dev] [PATCH v4] net/i40e: relaxed barrier in the tx fastpath
Date: Sun, 16 Feb 2020 18:36:15 +0100 [thread overview]
Message-ID: <7358516.3yuU7cT3dn@xps> (raw)
In-Reply-To: <20200216163849.GA60672@intel.com>
16/02/2020 17:38, Ye Xiaolong:
> Hi, Thomas
>
> On 02/16, Thomas Monjalon wrote:
> >15/02/2020 16:16, Ye Xiaolong:
> >> s/relaxed/relax
> >>
> >> On 02/12, Gavin Hu wrote:
> >> >To keep ordering of mixed accesses, rte_cio is sufficient.
> >> >The rte_io barrier inside the I40E_PCI_REG_WRITE is overkill.[1]
> >[...]
> >>
> >> Applied to dpdk-next-net-intel with Jerin's Reviewed-by tag, Thanks.
> >
> >I assume it is too much risky doing such optimization post-rc3.
>
> Yes, this iss a valid concern, I agree to postpone it to next release.
>
> >
> >Ferruh, Xiaolong, you don't plan anymore pull from dpdk-next-net-intel
> >in 20.02?
>
> There are still some bug fixing work going on in PRC, so I assume there
> should be some fix patches after RC3, they are still allowed to be merged
> to 20.02, if the fix is relatively small in terms of lines of code and scope,
> right?
Right
next prev parent reply other threads:[~2020-02-16 17:36 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-22 15:27 [dpdk-dev] [PATCH v1 0/3] relax io barrier for aarch64 and use smp barriers for virtual pci memory Gavin Hu
2019-10-22 15:27 ` [dpdk-dev] [PATCH v1 1/3] eal/arm64: relax the io barrier for aarch64 Gavin Hu
2019-10-22 15:27 ` [dpdk-dev] [PATCH v1 2/3] net/virtio: virtual PCI requires smp barriers Gavin Hu
2019-10-22 15:27 ` [dpdk-dev] [PATCH v1 3/3] crypto/virtio: " Gavin Hu
2019-10-23 8:22 ` [dpdk-dev] [PATCH v1 0/3] relax io barrier for aarch64 and use smp barriers for virtual pci memory Maxime Coquelin
2019-11-07 1:13 ` Gavin Hu (Arm Technology China)
2019-12-20 3:09 ` [dpdk-dev] [PATCH v2 " Gavin Hu
2019-12-20 3:09 ` [dpdk-dev] [PATCH v2 1/3] eal/arm64: relax the io barrier for aarch64 Gavin Hu
2019-12-20 3:33 ` Jerin Jacob
2019-12-20 3:38 ` Jerin Jacob
2019-12-20 4:19 ` Gavin Hu
2019-12-20 4:34 ` Jerin Jacob
2019-12-20 6:32 ` Gavin Hu
2019-12-20 6:55 ` Jerin Jacob
2019-12-23 9:14 ` Gavin Hu
2019-12-23 9:19 ` Jerin Jacob
2019-12-23 10:16 ` Gavin Hu
2020-01-02 9:51 ` Jerin Jacob
2020-01-03 6:30 ` Gavin Hu
2020-01-03 7:34 ` Jerin Jacob
2020-01-03 9:12 ` Gavin Hu
2019-12-20 3:09 ` [dpdk-dev] [PATCH v2 2/3] net/virtio: virtual PCI requires smp barriers Gavin Hu
2019-12-20 8:17 ` Tiwei Bie
2019-12-20 10:19 ` Gavin Hu
2019-12-20 3:09 ` [dpdk-dev] [PATCH v2 3/3] crypto/virtio: " Gavin Hu
2020-02-08 13:48 ` [dpdk-dev] [PATCH v3] net/i40e: relaxed barrier in the tx fastpath Gavin Hu
2020-02-11 2:11 ` Ye Xiaolong
2020-02-12 6:02 ` Gavin Hu
2020-02-15 8:25 ` Jerin Jacob
2020-02-12 5:56 ` [dpdk-dev] [PATCH v4] " Gavin Hu
2020-02-15 15:16 ` Ye Xiaolong
2020-02-16 9:51 ` Thomas Monjalon
2020-02-16 16:38 ` Ye Xiaolong
2020-02-16 17:36 ` Thomas Monjalon [this message]
[not found] <VI1PR08MB5376173EB8A8A58BC93CD2398F150@VI1PR08MB5376.eurprd08.prod.outlook.com>
2020-02-14 8:04 ` Gavin Hu
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=7358516.3yuU7cT3dn@xps \
--to=thomas@monjalon.net \
--cc=Honnappa.Nagarahalli@arm.com \
--cc=david.marchand@redhat.com \
--cc=dev@dpdk.org \
--cc=ferruh.yigit@intel.com \
--cc=gavin.hu@arm.com \
--cc=jerinj@marvell.com \
--cc=joyce.kong@arm.com \
--cc=nd@arm.com \
--cc=phil.yang@arm.com \
--cc=ruifeng.wang@arm.com \
--cc=stable@dpdk.org \
--cc=steve.capper@arm.com \
--cc=xiaolong.ye@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).