linux-kernel - Re: [PATCH] Improve vmlinux.lds.h support for arch specific linker scripts

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Date:	Sun, 14 Jun 2009 22:22:44 +0200
From:	Sam Ravnborg <sam@...nborg.org>
To:	Tim Abbott <tabbott@...lice.com>
Cc:	linux-kbuild <linux-kbuild@...r.kernel.org>,
	LKML <linux-kernel@...r.kernel.org>,
	linux arch <linux-arch@...r.kernel.org>,
	Anders Kaseorg <andersk@...lice.com>
Subject: Re: [PATCH] Improve vmlinux.lds.h support for arch specific linker scripts

On Fri, Jun 12, 2009 at 10:52:06AM -0400, Tim Abbott wrote:
> On Sun, 7 Jun 2009, Sam Ravnborg wrote:
> 
> > Please review and comment..
> > It will be part of kbuild-next.git
> 
> This patch looks great.  I have a few very minor comments.
> 
> > + *	/DISCARD/ : {
> > + *		EXIT_TEXT
> > + *		EXIT_DATA
> > + *		*(.exitcall.exit)
> > + *	}
> 
> I recommend adding
> 
> #define EXIT_CALL *(.exitcall.exit)
> 
> and using it in the DISCARD section of the sample linker script so that 
> the sample linker script doesn't use any raw section names.
> 
> > +#define BSS_SECTION(sbss_align, bss_align)				\
> > +	SBSS								\
> > +	BSS(bss_align)							\
> > +	. = ALIGN(4);							\
> 
> This macro should end with the 'ALIGN(4);' -- there's an extra backslash 
> at the end of the line.
> 
> I recommend changing HEAD_SECTION to HEAD_TEXT_SECTION to better fit the 
> naming scheme.  This would involve deleting the recently added 
> include/linux/section-names.h and going back to hardcoding .head.text in 
> include/linux/init.h (given the way these macros have turned out, 
> include/linux/section-names.h doesn't really make sense).
> 
I fixed the above in a separate commit, so

> Also, the commit message misspells 'alignment', 'linker', and 'Abbott'.
these were not addressed.

	Sam
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