From: Stephen Hemminger <stephen@networkplumber.org>
To: "Robin Jarry" <rjarry@redhat.com>
Cc: <dev@dpdk.org>
Subject: Re: [PATCH dpdk 3/4] net/tap: use netlink if possible
Date: Mon, 27 Oct 2025 09:58:47 -0700 [thread overview]
Message-ID: <20251027095847.2a1afb37@phoenix> (raw)
In-Reply-To: <DDT8HYDZ6BS5.4UGBB34IPO3I@redhat.com>
On Mon, 27 Oct 2025 17:10:24 +0100
"Robin Jarry" <rjarry@redhat.com> wrote:
> Stephen Hemminger, Oct 27, 2025 at 17:06:
> > Netlink has been available since linux 2.4!
> > Rather than having two code paths, only one of which gets tested,
> > better to commit to netlink and use it.
> >
> > Since dealing with netlink is a nuisance, I wonder if using
> > libmnl would be better. Yes, it creates new dependency but netlink
> > handling has been place with lots of Coverity overruns etc.
>
> I don't mind replacing ioctl with netlink calls but adding a libmnl
> dependency just for one driver seems overkill.
>
There is netlink handling in a couple drivers but probably not worth
bothering for now.
next prev parent reply other threads:[~2025-10-27 16:58 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-10-27 15:37 [PATCH dpdk 0/4] net/tap: add network namespace support Robin Jarry
2025-10-27 15:37 ` [PATCH dpdk 1/4] net/tap: add netlink helpers Robin Jarry
2025-10-27 15:37 ` [PATCH dpdk 2/4] net/tap: rename internal ioctl wrapper Robin Jarry
2025-10-27 15:37 ` [PATCH dpdk 3/4] net/tap: use netlink if possible Robin Jarry
2025-10-27 16:06 ` Stephen Hemminger
2025-10-27 16:10 ` Robin Jarry
2025-10-27 16:58 ` Stephen Hemminger [this message]
2025-10-27 15:37 ` [PATCH dpdk 4/4] net/tap: detect namespace change Robin Jarry
2025-10-27 18:19 ` [PATCH dpdk v2 0/3] net/tap: add network namespace support Robin Jarry
2025-10-27 18:19 ` [PATCH dpdk v2 1/3] net/tap: add netlink helpers Robin Jarry
2025-10-27 18:19 ` [PATCH dpdk v2 2/3] net/tap: replace ioctl with netlink Robin Jarry
2025-10-27 18:19 ` [PATCH dpdk v2 3/3] net/tap: detect namespace change Robin Jarry
2025-10-27 21:55 ` [PATCH dpdk v2 0/3] net/tap: add network namespace support Stephen Hemminger
2025-10-27 22:16 ` [PATCH dpdk v3 " Robin Jarry
2025-10-27 22:16 ` [PATCH dpdk v3 1/3] net/tap: add netlink helpers Robin Jarry
2025-10-27 22:16 ` [PATCH dpdk v3 2/3] net/tap: replace ioctl with netlink Robin Jarry
2025-10-27 22:16 ` [PATCH dpdk v3 3/3] net/tap: detect namespace change Robin Jarry
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=20251027095847.2a1afb37@phoenix \
--to=stephen@networkplumber.org \
--cc=dev@dpdk.org \
--cc=rjarry@redhat.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).