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Message-Id: <20210915104718.135cb7393fb63bd8140105a2@kernel.org>
Date: Wed, 15 Sep 2021 10:47:18 +0900
From: Masami Hiramatsu <mhiramat@...nel.org>
To: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: Steven Rostedt <rostedt@...dmis.org>,
Mike Rapoport <rppt@...nel.org>,
Andrew Morton <akpm@...ux-foundation.org>,
LKML <linux-kernel@...r.kernel.org>,
Ingo Molnar <mingo@...nel.org>, Linux-MM <linux-mm@...ck.org>,
Vlastimil Babka <vbabka@...e.cz>
Subject: Re: [PATCH v2 5/5] tools/bootconfig: Define memblock_free_ptr() to
fix build error
On Tue, 14 Sep 2021 18:21:09 -0700
Linus Torvalds <torvalds@...ux-foundation.org> wrote:
> On Tue, Sep 14, 2021 at 5:53 PM Masami Hiramatsu <mhiramat@...nel.org> wrote:
> >
> > Since commit 77e02cf57b6c ("memblock: introduce saner
> > 'memblock_free_ptr()' interface") introduced memblock_free_ptr()
> > to lib/bootconfig.c, bootconfig tool also has to define
> > memblock_free_ptr() wrapper, and remove unused __pa() and
> > memblock_free().
>
> Christ.
>
> I grepped for this, and couldn't find any use of that memblock_free
> function in the tools directory, so I ignored it.
>
> It seems like the code in lib/bootconfig.c is compiled both into the
> kernel and into that tool. This is a nightmare. We've explicitly tried
> to avoid this for the tooling headers exactly because of issues like
> this.
Hmm, OK. Let me copy lib/bootconfig.c itself into tools/bootconfig
as a user-space code.
Thank you,
>
> Linus
--
Masami Hiramatsu <mhiramat@...nel.org>
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