From: Rasmus Villemoes <linux@rasmusvillemoes.dk>
To: Rasmus Villemoes <linux@rasmusvillemoes.dk>,
Masahiro Yamada <masahiroy@kernel.org>,
Michal Marek <michal.lkml@markovi.net>
Cc: linux-kernel@vger.kernel.org, linux-kbuild@vger.kernel.org
Subject: Re: [PATCH] kbuild: add CONFIG_VMLINUX_MAP expert option
Date: Thu, 4 Mar 2021 23:47:57 +0100 [thread overview]
Message-ID: <66943f68-c01e-2f20-f0f0-ad63375c3209@rasmusvillemoes.dk> (raw)
In-Reply-To: <20210224105256.1939169-1-linux@rasmusvillemoes.dk>
On 24/02/2021 11.52, Rasmus Villemoes wrote:
> It can be quite useful to have ld emit a link map file, in order to
> debug or verify that special sections end up where they are supposed
> to, and to see what LD_DEAD_CODE_DATA_ELIMINATION manages to get rid
> of.
>
> The only reason I'm not just adding this unconditionally is that the
> .map file can be rather large (several MB), and that's a waste of
> space when one isn't interested in these things. Also hide the prompt
> behind CONFIG_EXPERT.
ping
next prev parent reply other threads:[~2021-03-04 22:48 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-02-24 10:52 [PATCH] kbuild: add CONFIG_VMLINUX_MAP expert option Rasmus Villemoes
2021-03-04 22:47 ` Rasmus Villemoes [this message]
2021-03-05 5:59 ` Masahiro Yamada
2021-03-05 9:27 ` [PATCH v2] " Rasmus Villemoes
2021-03-05 13:50 ` Masahiro Yamada
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