linux-kernel - Re: [PATCH 11/15] s390: convert to use __HEAD and HEAD

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Message-ID: <20090426112355.GJ28642@uranus.ravnborg.org>
Date:	Sun, 26 Apr 2009 13:23:55 +0200
From:	Sam Ravnborg <sam@...nborg.org>
To:	Tim Abbott <tabbott@....EDU>
Cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	Linux kernel mailing list <linux-kernel@...r.kernel.org>,
	Anders Kaseorg <andersk@....edu>,
	Waseem Daher <wdaher@....edu>,
	Denys Vlasenko <vda.linux@...glemail.com>,
	Rusty Russell <rusty@...tcorp.com.au>,
	Andi Kleen <andi@...stfloor.org>,
	"H. Peter Anvin" <hpa@...or.com>,
	Stephen Rothwell <sfr@...b.auug.org.au>,
	Jeff Arnold <jbarnold@....edu>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Jon Masters <jonathan@...masters.org>,
	Masami Hiramatsu <mhiramat@...hat.com>,
	Theodore Ts'o <tytso@....edu>,
	Nikanth Karthikesan <knikanth@...e.de>,
	Arjan van de Ven <arjan@...radead.org>,
	Paul Mundt <lethal@...ux-sh.org>,
	Américo Wang <xiyou.wangcong@...il.com>,
	Ralf Baechle <ralf@...ux-mips.org>,
	Kyle McMartin <kyle@...artin.ca>,
	David Howells <dhowells@...hat.com>,
	Martin Schwidefsky <schwidefsky@...ibm.com>,
	Heiko Carstens <heiko.carstens@...ibm.com>
Subject: Re: [PATCH 11/15] s390: convert to use __HEAD and HEAD_TEXT macros.

On Sat, Apr 25, 2009 at 10:11:06PM -0400, Tim Abbott wrote:
> This has the consequence of changing the section name use for head
> code from ".text.head" to ".head.text".  Since this commit changes all
> users in the architecture, this change should be harmless.
> 
> Signed-off-by: Tim Abbott <tabbott@....edu>
> Cc: Martin Schwidefsky <schwidefsky@...ibm.com>
> Cc: Heiko Carstens <heiko.carstens@...ibm.com>
Acked-by: Sam Ravnborg <sam@...nborg.org>
> ---
>  arch/s390/kernel/head.S        |    3 ++-
>  arch/s390/kernel/vmlinux.lds.S |    4 ++--
>  2 files changed, 4 insertions(+), 3 deletions(-)
> 
> diff --git a/arch/s390/kernel/head.S b/arch/s390/kernel/head.S
> index bba1449..22596d7 100644
> --- a/arch/s390/kernel/head.S
> +++ b/arch/s390/kernel/head.S
> @@ -23,6 +23,7 @@
>   *
>   */
>  
> +#include <linux/init.h>
>  #include <asm/setup.h>
>  #include <asm/lowcore.h>
>  #include <asm/asm-offsets.h>
> @@ -35,7 +36,7 @@
>  #define ARCH_OFFSET	0
>  #endif
>  
> -.section ".text.head","ax"
> +__HEAD
>  #ifndef CONFIG_IPL
>  	.org   0
>  	.long  0x00080000,0x80000000+startup	# Just a restart PSW
> diff --git a/arch/s390/kernel/vmlinux.lds.S b/arch/s390/kernel/vmlinux.lds.S
> index 7a2063e..89399b8 100644
> --- a/arch/s390/kernel/vmlinux.lds.S
> +++ b/arch/s390/kernel/vmlinux.lds.S
> @@ -29,8 +29,8 @@ SECTIONS
>  	. = 0x00000000;
>  	.text : {
>  	_text = .;		/* Text and read-only data */
> -		*(.text.head)
> -	TEXT_TEXT
> +		HEAD_TEXT
> +		TEXT_TEXT
>  		SCHED_TEXT
>  		LOCK_TEXT
>  		KPROBES_TEXT
> -- 
> 1.6.2.1
> 
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