From: Leon Romanovsky <leon@kernel.org>
To: Sven Eckelmann <sven@narfation.org>
Cc: b.a.t.m.a.n@lists.open-mesh.org, Jiri Pirko <jiri@resnulli.us>,
kuba@kernel.org, davem@davemloft.net, netdev@vger.kernel.org
Subject: Re: [PATCH 1/5] batman-adv: Start new development cycle
Date: Tue, 7 Feb 2023 11:02:58 +0200 [thread overview]
Message-ID: <Y+ITwsu5Lg5DxgRt@unreal> (raw)
In-Reply-To: <8520325.EvYhyI6sBW@ripper>
On Fri, Feb 03, 2023 at 10:38:07AM +0100, Sven Eckelmann wrote:
> On Friday, 3 February 2023 09:29:50 CET Jiri Pirko wrote:
> [...]
> > Why kernel version is not enough for you? My point is, why to maintain
> > internal driver version alongside with the kernel version?
> [...]
> > >Also note that we can't do a simple kernel version to year
> > >notation mapping in userspace in batctl. OpenWrt uses the most
> > >recent Linux LTS release. But might feature a backport of a more
> > >recent batman-adv which is newer than the one this stable kernel
> > >would provide. Or people also often use Debian stable but compile
> > >and use the latest batman-adv version with it.
> >
> > Yeah, for out of tree driver, have whatever.
>
> A while back, my personal opinion changed after there were various Linux
> developers/maintainers were trying to either remove it or wondering about this
> bump. The idea which I've proposed was to:
>
> * still ship the "backports" like out-of-tree tarball with a module version -
> but directly in its "compat" code
> * continue to use in projects (which for whatever reason cannot use the in-
> kernel implementation) a version which represents their upstream backports
> tarball + their (patch) revision: Something like "2022.0-openwrt-7"
> * for the in-kernel module, just return either
>
> - remove the version information completely from the kernel module
> MODULE_VERSION + drop BATADV_ATTR_VERSION + modifying batctl to fetch that
> from uname(). But of course, that would break old batctl versions [1]
> - or by setting BATADV_SOURCE_VERSION to UTS_RELEASE (+suffix?) or
> UTS_VERSION
>
>
> But this wasn't well received when mentioning it to Simon+Linus (but I could
> misremember the persons involved here).
In cases where you can prove real userspace breakage, we simply stop to
update module versions.
Thanks
>
> Kind regards,
> Sven
>
> [1] https://lore.kernel.org/r/20201205085604.1e3fcaee@kicinski-fedora-pc1c0hjn.DHCP.thefacebook.com
next prev parent reply other threads:[~2023-02-07 9:03 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-27 10:21 [PATCH 0/5] pull request for net-next: batman-adv 2023-01-27 Simon Wunderlich
2023-01-27 10:21 ` [PATCH 1/5] batman-adv: Start new development cycle Simon Wunderlich
2023-01-30 7:40 ` patchwork-bot+netdevbpf
2023-01-30 14:55 ` Jiri Pirko
2023-02-02 18:44 ` Linus Lüssing
2023-02-03 8:29 ` Jiri Pirko
2023-02-03 9:38 ` Sven Eckelmann
2023-02-07 9:02 ` Leon Romanovsky [this message]
2023-02-07 9:50 ` Sven Eckelmann
2023-02-07 10:41 ` Leon Romanovsky
2023-02-07 10:57 ` Sven Eckelmann
2023-02-07 11:20 ` Leon Romanovsky
2023-01-27 10:21 ` [PATCH 2/5] batman-adv: Drop prandom.h includes Simon Wunderlich
2023-01-27 10:21 ` [PATCH 3/5] batman-adv: Fix mailing list address Simon Wunderlich
2023-01-27 10:21 ` [PATCH 4/5] batman-adv: mcast: remove now redundant single ucast forwarding Simon Wunderlich
2023-01-27 10:21 ` [PATCH 5/5] batman-adv: tvlv: prepare for tvlv enabled multicast packet type Simon Wunderlich
-- strict thread matches above, loose matches on Subject: below --
2020-08-24 16:27 [PATCH 0/5] pull request for net-next: batman-adv 2020-08-24 Simon Wunderlich
2020-08-24 16:27 ` [PATCH 1/5] batman-adv: Start new development cycle Simon Wunderlich
2020-04-27 15:06 [PATCH 0/5] pull request for net-next: batman-adv 2020-04-27 Simon Wunderlich
2020-04-27 15:06 ` [PATCH 1/5] batman-adv: Start new development cycle Simon Wunderlich
2019-11-05 9:35 [PATCH 0/5] pull request for net-next: batman-adv 2019-11-05 Simon Wunderlich
2019-11-05 9:35 ` [PATCH 1/5] batman-adv: Start new development cycle Simon Wunderlich
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