From: Ingo Molnar <mingo@kernel.org>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: David Rientjes <rientjes@google.com>,
Andrew Morton <akpm@linux-foundation.org>,
Borislav Petkov <bp@alien8.de>,
LKML <linux-kernel@vger.kernel.org>, X86 ML <x86@kernel.org>,
Richard Weinberger <richard@nod.at>, Borislav Petkov <bp@suse.de>
Subject: Re: [PATCH] Clarify CONFIG_DEBUG_INFO's bloaty nature
Date: Wed, 5 Feb 2014 06:46:13 +0100 [thread overview]
Message-ID: <20140205054613.GA30094@gmail.com> (raw)
In-Reply-To: <CA+55aFzXvPseHVZOk82hTpFrQYRnHnq-5TBz5Jw__wuktUgi2w@mail.gmail.com>
* Linus Torvalds <torvalds@linux-foundation.org> wrote:
> On Tue, Feb 4, 2014 at 1:08 AM, Ingo Molnar <mingo@kernel.org> wrote:
> >
> > config SAVE_TIME_AND_DISK_SPACE
> > bool "Faster and leaner build object files: compile without debug info"
> > default y
>
> Thinking about it, we already have this. It's called "CONFIG_COMPILE_TEST".
>
> It very much gets set by all{yes,mod}config, and it also says "we're
> interested in testing the compile, not so much running the result".
>
> So let's just make the DEBUG_INFO depend on !COMPILE_TEST.
>
> Trivial oneliner patch (independent of the discussion about improving
> the documentation), so I'll just apply it.
>
> I can't imagine that this would be controversial:
>
> config DEBUG_INFO
> bool "Compile the kernel with debug info"
> - depends on DEBUG_KERNEL
> + depends on DEBUG_KERNEL && !COMPILE_TEST
> help
>
> Hm?
Fully agreed.
Thanks,
Ingo
next prev parent reply other threads:[~2014-02-05 5:46 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-02-03 18:29 [PATCH] Clarify CONFIG_DEBUG_INFO's bloaty nature Borislav Petkov
2014-02-03 22:00 ` David Rientjes
2014-02-03 22:47 ` Linus Torvalds
2014-02-03 22:57 ` Andrew Morton
2014-02-03 23:34 ` David Rientjes
2014-02-04 9:08 ` Ingo Molnar
2014-02-04 16:36 ` Linus Torvalds
2014-02-04 17:32 ` Andi Kleen
2014-02-04 18:41 ` Linus Torvalds
2014-02-05 5:51 ` [PATCH] x86: Disable CONFIG_X86_DECODER_SELFTEST in allmod/allyesconfigs Ingo Molnar
2014-02-05 16:17 ` Paul Gortmaker
2014-02-05 17:32 ` Andi Kleen
2014-02-10 13:31 ` [tip:x86/urgent] x86/debug: " tip-bot for Ingo Molnar
2014-02-11 0:01 ` [PATCH] x86: " Stephen Rothwell
2014-02-11 7:14 ` Ingo Molnar
2014-02-05 5:46 ` Ingo Molnar [this message]
2014-02-04 4:59 ` [PATCH] Clarify CONFIG_DEBUG_INFO's bloaty nature Borislav Petkov
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