linux-kernel - Re: Bloatwatch 2.6.28-rc1: i8042 DMI lookup tables

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Message-Id: <1224922825.18031.16.camel@macbook.infradead.org>
Date:	Sat, 25 Oct 2008 09:20:25 +0100
From:	David Woodhouse <dwmw2@...radead.org>
To:	Matt Mackall <mpm@...enic.com>
Cc:	Dmitry Torokhov <dmitry.torokhov@...il.com>,
	Jiri Kosina <jkosina@...e.cz>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Ingo Molnar <mingo@...hat.com>
Subject: Re: Bloatwatch 2.6.28-rc1: i8042 DMI lookup tables

On Fri, 2008-10-24 at 22:31 -0500, Matt Mackall wrote:
> Ideally, we'd find a way to (a) store variable-length string constants
> in init sections and (b) teach modpost about following pointers.

Doing (b) shouldn't be _so_ hard. Modpost already trawls through the
relocations, looking for naughty ones. Making it actually _do_ them when
it needs to shouldn't be impossible.

> Something like this would work inside code but sadly not inside
> declarations:
> 
> #define ISTR(s) ({static char c[] __attribute__ ((section("__initdata__"))) = s;c;})

Yeah, I played with that for a while, but gave up.

-- 
David Woodhouse                            Open Source Technology Centre
David.Woodhouse@...el.com                              Intel Corporation

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