linux-kernel - Re: [PATCH] kbuild: allow modules to link *.a archives

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Message-ID: <CAK7LNAQCFjUBQu355LkckYzzX7nf_BhfXpnEPACTbBHrGRPGMw@mail.gmail.com>
Date:   Sat, 11 Jan 2020 16:22:20 +0900
From:   Masahiro Yamada <masahiroy@...nel.org>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Christoph Hellwig <hch@...radead.org>,
        Linux Kbuild mailing list <linux-kbuild@...r.kernel.org>,
        Fumiya Shigemitsu <shfy1014@...il.com>,
        Yongxin Liu <yongxin.liu@...driver.com>,
        Michal Marek <michal.lkml@...kovi.net>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] kbuild: allow modules to link *.a archives

On Thu, Jan 9, 2020 at 12:48 AM Greg Kroah-Hartman
<gregkh@...uxfoundation.org> wrote:
>
> On Wed, Jan 08, 2020 at 07:44:06AM -0800, Christoph Hellwig wrote:
> > On Mon, Jan 06, 2020 at 12:23:24PM +0900, Masahiro Yamada wrote:
> > > Since commit 69ea912fda74 ("kbuild: remove unneeded link_multi_deps"),
> > > modules cannot link *.a archives.
> > >
> > > I do not see such a usecase in the upstream code, but multiple people
> > > reported this issue, so it seems to be a desired feature for external
> > > modules.
> >
> > Kernel policy is to not keep around infrastructure not used upstream.
> > And linking archives in the kernel doesn't really make any sense, so
> > this shouldn't go in in any form.
>
> Yeah, I agree, it's just going to bit-rot and people really shouldn't be
> doing stuff like this in their kernel modules.
>
> If they want to, they need to figure out how to do it themselves :)
>
> greg k-h


OK, I will abandon this patch.

-- 
Best Regards
Masahiro Yamada