linux-kernel - Re: [Intel-wired-lan] [PATCH net-next 3/3] idpf: fix undefined reference to tcp_gro_complete() when !CONFIG

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Message-ID: <20231012163153.7fe61b40@kernel.org>
Date:   Thu, 12 Oct 2023 16:31:53 -0700
From:   Jakub Kicinski <kuba@...nel.org>
To:     "Keller, Jacob E" <jacob.e.keller@...el.com>
Cc:     Randy Dunlap <rdunlap@...radead.org>,
        "Lobakin, Aleksander" <aleksander.lobakin@...el.com>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        "Paolo Abeni" <pabeni@...hat.com>,
        "Michalik, Michal" <michal.michalik@...el.com>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        Richard Cochran <richardcochran@...il.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "Kubalewski, Arkadiusz" <arkadiusz.kubalewski@...el.com>,
        "intel-wired-lan@...ts.osuosl.org" <intel-wired-lan@...ts.osuosl.org>,
        "Nguyen, Anthony L" <anthony.l.nguyen@...el.com>,
        "Olech, Milena" <milena.olech@...el.com>,
        Arnd Bergmann <arnd@...db.de>
Subject: Re: [Intel-wired-lan] [PATCH net-next 3/3] idpf: fix undefined
 reference to tcp_gro_complete() when !CONFIG_INET

On Thu, 12 Oct 2023 18:34:00 +0000 Keller, Jacob E wrote:
> > Even if this is just > v6.6 kernels (i.e., linux-next),
> > it would be very good to get a fix merged for these build errors.
> > I keep getting build errors in linux-next....
> 
> A standalone version for the idpf driver fix was posted at [1], and
> another alternative fix was posted at [2]
> 
> Fixes for the ice driver have already merged.
> 
> [1]:
> https://lore.kernel.org/netdev/20230921125936.1621191-1-aleksander.lobakin@intel.com/
> [2]:
> https://lore.kernel.org/netdev/20230925155858.651425-1-arnd@kernel.org/
> 
> The fix from Arnd got approval from Olek, but it seems like it
> stalled out after asking about stubs. I'm fine with either approach
> but would  also like to see a fix merge soon.

The suggestion of making NET == INET is quite tempting but requires
extra consideration. Since nobody seems to have the cycles, let's
go with the stubs?