linux-kernel - Re: [PATCH 1/3] module: deal with alignment issues in built-in module versions

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Message-ID: <20110223150047.GC13204@axis.com>
Date:	Wed, 23 Feb 2011 16:00:47 +0100
From:	Jesper Nilsson <jesper.nilsson@...s.com>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
Cc:	Dmitry Torokhov <dtor@...are.com>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Rusty Russell <rusty@...tcorp.com.au>,
	David Miller <davem@...emloft.net>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"geert@...ux-m68k.org" <geert@...ux-m68k.org>,
	"linux-m68k@...r.kernel.org" <linux-m68k@...r.kernel.org>,
	"linux-arch@...r.kernel.org" <linux-arch@...r.kernel.org>,
	Mikael Starvik <starvik@...s.com>
Subject: Re: [PATCH 1/3] module: deal with alignment issues in built-in
	module versions

On Tue, Feb 22, 2011 at 09:47:09PM +0100, Linus Torvalds wrote:
> On Tue, Feb 22, 2011 at 9:08 AM, Jesper Nilsson <jesper.nilsson@...s.com> wrote:
> > True, at least until I've made sure that there isn't any
> > underlying reason for CRISv32 to put __param in a different place...
> >
> > Acked-by: Jesper Nilsson <jesper.nilsson@...s.com>
> 
> I really am not going to apply a patch that likely just adds another
> redundant field to the linker scripts. So the ack I'm just ignoring,

:-)

> But it would be good to get the "remove the legacy __param thing
> because it's already there from the asm-generic version" confirmed by
> testing, and not just looking at the source code.

Testing shows no problems with the below patch.

>From f8c17a94940a012f237986b4f40ca557a88f9019 Mon Sep 17 00:00:00 2001
From: Jesper Nilsson <jespern@...s.com>
Date: Wed, 23 Feb 2011 13:04:25 +0100
Subject: [PATCH] Drop redundant __param section for CRISv32.

The __param section is already brought in by RODATA above.

Signed-off-by: Jesper Nilsson <jesper.nilsson@...s.com>
---
 arch/cris/kernel/vmlinux.lds.S |    5 -----
 1 files changed, 0 insertions(+), 5 deletions(-)

diff --git a/arch/cris/kernel/vmlinux.lds.S b/arch/cris/kernel/vmlinux.lds.S
index 917b727..e8adc35 100644
--- a/arch/cris/kernel/vmlinux.lds.S
+++ b/arch/cris/kernel/vmlinux.lds.S
@@ -75,11 +75,6 @@ SECTIONS
 	INIT_TEXT_SECTION(PAGE_SIZE)
 	.init.data : { INIT_DATA }
 	.init.setup : { INIT_SETUP(16) }
-#ifdef CONFIG_ETRAX_ARCH_V32
-	__start___param = .;
-	__param : { *(__param) }
-	__stop___param = .;
-#endif
 	.initcall.init : {
 		INIT_CALLS
 	}
-- 
1.7.4

>                      Linus

/^JN - Jesper Nilsson
-- 
               Jesper Nilsson -- jesper.nilsson@...s.com
--
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