linux-kernel - Re: [PATCH] x86: fix unconditional arch/x86/kernel/pcspeaker.c?compiling

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Message-Id: <1201029427.14436.54.camel@cinder.waste.org>
Date:	Tue, 22 Jan 2008 13:17:07 -0600
From:	Matt Mackall <mpm@...enic.com>
To:	Sam Ravnborg <sam@...nborg.org>
Cc:	Ingo Molnar <mingo@...e.hu>,
	Michael Opdenacker <michael-lists@...e-electrons.com>,
	linux-kernel@...r.kernel.org, Linux-tiny@...enic.com,
	Thomas Gleixner <tglx@...utronix.de>
Subject: Re: [PATCH] x86: fix unconditional
	arch/x86/kernel/pcspeaker.c?compiling


On Tue, 2008-01-22 at 19:58 +0100, Sam Ravnborg wrote:
> On Tue, Jan 22, 2008 at 10:37:19AM -0600, Matt Mackall wrote:
> > 
> > On Tue, 2008-01-22 at 15:39 +0100, Ingo Molnar wrote:
> > > threadinfo-ool.patch: doesnt this break the scheduler? 
> > 
> > It didn't when I wrote it, 3+ years ago. But I'm sure it needs to be
> > revisited.
> > 
> > > tiny-cflags.patch: obsolete? Isnt CFLAGS already extendable? Question to 
> > > Sam i guess.
> And what was the question then?
> 
> We have today the possibility to say:
> make KCFLAGS=-whatever
> 
> and we have plenty of kconfig adjustmenst affecting the gcc options.
> 
> I do not know if this covers it.

Basically the idea was you could specify various flags that affected
kernel size, in particular overriding the various bloated alignment
defaults.

If I were to do this today (if they haven't already become the default),
I'd probably add a config var to request minimal alignment instead.

-- 
Mathematics is the supreme nostalgia of our time.

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