From: Ori Kam <orika@nvidia.com>
To: Ferruh Yigit <ferruh.yigit@intel.com>,
Gregory Etelson <getelson@nvidia.com>,
NBU-Contact-Thomas Monjalon <thomas@monjalon.net>,
Slava Ovsiienko <viacheslavo@nvidia.com>,
Ajit Khaparde <ajit.khaparde@broadcom.com>,
Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru>,
Akhil Goyal <gakhil@marvell.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>, Matan Azrad <matan@nvidia.com>,
Raslan Darawsheh <rasland@nvidia.com>,
"olivier.matz@6wind.com" <olivier.matz@6wind.com>,
Ray Kinsella <mdr@ashroe.eu>
Subject: Re: [dpdk-dev] [PATCH v6 1/2] net: fix IPv4 change announce
Date: Thu, 14 Oct 2021 13:34:23 +0000 [thread overview]
Message-ID: <DM8PR12MB540019769ACF0D026693E871D6B89@DM8PR12MB5400.namprd12.prod.outlook.com> (raw)
In-Reply-To: <c7c96008-7da1-551f-5e3b-7eeb064aa783@intel.com>
Hi
> -----Original Message-----
> From: dev <dev-bounces@dpdk.org> On Behalf Of Ferruh Yigit
> Sent: Thursday, October 14, 2021 3:33 PM
> Subject: Re: [dpdk-dev] [PATCH v6 1/2] net: fix IPv4 change announce
>
> On 10/14/2021 1:21 PM, Gregory Etelson wrote:
> > Hello Ferruh,
> >
> >> On 10/14/2021 9:37 AM, Thomas Monjalon
> >> wrote:
> >>> 13/10/2021 19:13, Gregory Etelson:
> >>>> IPv4 header encodes fragment information
> >> into 16 bits field.
> >>>> 3 bits hold flags and remaining 13 bits are for
> >> fragment offset.
> >>>> 13 bits bit-field cannot be defined both for big
> >> and little endian
> >>>> systems.
> >>>>
> >>>> The patch removes IPv4 fragments union
> >> announce.
> >>>>
> >>>> Fixes: f7383e7c7ec1 ("net: announce changes
> >> in IPv4 header access")
> >>>>
> >>>> Signed-off-by: Gregory Etelson
> >> <getelson@nvidia.com>
> >>>
> >>> OK to drop this announce.
> >>> There is no implementation anyway,
> >>> it will be back in one year if there is a solution.
> >>>
> >>
> >> If there is an option to have it back, why not keep it in the
> >> deprecation notice, this ensures we won't forgot it.
> >>
> >
> > It doesn't look that 3/13 bits split can be implemented as
> >
> > #if RTE_BYTE_ORDER == RTE_LITTLE_ENDIAN
> > /* LE bit-fields */
> > # elif RTE_BYTE_ORDER == RTE_BIG_ENDIAN
> > /* BE bit-fields */
> > #endif
> >
> > The minimal bits ratio for that option is 4/12.
> >
>
> I got your point, no objection from me there.
>
> So we want to completely abandon the change, and I expect people who acked the deprecation
> notice at first place would like to ack dismissing it.
>
> >>> Acked-by: Thomas Monjalon
> >> <thomas@monjalon.net>
> >>>
> >>>
> >
Acked-by: Ori Kam <orika@nvidia.com>
Best,
Ori
next prev parent reply other threads:[~2021-10-14 13:34 UTC|newest]
Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-27 15:28 [dpdk-dev] [PATCH] net: introduce IPv4 ihl and version fields Gregory Etelson
2021-05-27 15:56 ` Morten Brørup
2021-05-28 10:20 ` Ananyev, Konstantin
2021-05-28 10:52 ` Morten Brørup
2021-05-28 14:18 ` Gregory Etelson
2021-05-31 9:58 ` Ananyev, Konstantin
2021-05-31 11:10 ` Gregory Etelson
2021-06-02 9:51 ` Gregory Etelson
2021-06-10 4:10 ` Gregory Etelson
2021-06-10 9:22 ` Olivier Matz
2021-06-14 16:36 ` Andrew Rybchenko
2021-06-17 16:29 ` Ferruh Yigit
2021-06-03 0:58 ` Min Hu (Connor)
2021-06-03 2:03 ` Stephen Hemminger
2021-06-03 4:59 ` Gregory Etelson
2021-06-17 15:02 ` Tyler Retzlaff
2021-09-03 7:30 ` [dpdk-dev] [PATCH v2] " getelson
2021-10-04 7:49 ` Olivier Matz
2021-10-04 8:59 ` Gregory Etelson
2021-10-04 8:46 ` [dpdk-dev] [PATCH v3] " Gregory Etelson
2021-10-04 12:13 ` [dpdk-dev] [PATCH v4] " Gregory Etelson
2021-10-04 15:59 ` Stephen Hemminger
2021-10-04 16:48 ` Olivier Matz
2021-10-12 12:36 ` Gregory Etelson
2021-10-12 12:29 ` [dpdk-dev] [PATCH v5] " Gregory Etelson
2021-10-13 8:58 ` Kinsella, Ray
2021-10-13 12:14 ` Ferruh Yigit
2021-10-13 17:12 ` Gregory Etelson
2021-10-13 17:13 ` [dpdk-dev] [PATCH v6 0/2] " Gregory Etelson
2021-10-13 17:13 ` [dpdk-dev] [PATCH v6 1/2] net: fix IPv4 change announce Gregory Etelson
2021-10-14 8:37 ` Thomas Monjalon
2021-10-14 11:03 ` Ferruh Yigit
2021-10-14 12:21 ` Gregory Etelson
2021-10-14 12:32 ` Ferruh Yigit
2021-10-14 13:34 ` Ori Kam [this message]
2021-10-14 12:53 ` [dpdk-dev] [EXT] " Akhil Goyal
2021-10-13 17:13 ` [dpdk-dev] [PATCH v6 2/2] net: introduce IPv4 ihl and version fields Gregory Etelson
2021-10-14 15:11 ` Ferruh Yigit
2021-10-14 16:04 ` Thomas Monjalon
2021-10-14 17:42 ` Gregory Etelson
2021-10-14 8:21 ` [dpdk-dev] [PATCH v6 0/2] " Ferruh Yigit
2021-10-14 8:30 ` Thomas Monjalon
2021-10-14 11:01 ` Ferruh Yigit
2021-10-14 9:29 ` Gregory Etelson
2021-10-14 11:10 ` Ferruh Yigit
2021-10-14 17:41 ` [dpdk-dev] [PATCH v7 " Gregory Etelson
2021-10-14 17:41 ` [dpdk-dev] [PATCH v7 1/2] net: fix IPv4 change announce Gregory Etelson
2021-10-14 20:00 ` Slava Ovsiienko
2021-10-21 22:00 ` Ajit Khaparde
2021-10-14 17:41 ` [dpdk-dev] [PATCH v7 2/2] net: introduce IPv4 ihl and version fields Gregory Etelson
2021-10-14 18:16 ` Ajit Khaparde
2021-10-14 19:52 ` [dpdk-dev] [PATCH v7 0/2] " 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=DM8PR12MB540019769ACF0D026693E871D6B89@DM8PR12MB5400.namprd12.prod.outlook.com \
--to=orika@nvidia.com \
--cc=ajit.khaparde@broadcom.com \
--cc=andrew.rybchenko@oktetlabs.ru \
--cc=dev@dpdk.org \
--cc=ferruh.yigit@intel.com \
--cc=gakhil@marvell.com \
--cc=getelson@nvidia.com \
--cc=matan@nvidia.com \
--cc=mdr@ashroe.eu \
--cc=olivier.matz@6wind.com \
--cc=rasland@nvidia.com \
--cc=thomas@monjalon.net \
--cc=viacheslavo@nvidia.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).