Re: [PATCH] x86: linker script syntax nits

From: Sam Ravnborg
Date: Wed Oct 14 2009 - 23:31:44 EST


On Wed, Oct 14, 2009 at 03:10:24PM -0700, Roland McGrath wrote:
> The following changes since commit 80f506918fdaaca6b574ba931536a58ce015c7be:
> Linus Torvalds (1):
> Merge branch 'for-linus' of git://git.kernel.dk/linux-2.6-block
>
> are available in the git repository at:
>
> git://git.kernel.org/pub/scm/linux/kernel/git/frob/linux-2.6-roland.git topic/x86-lds-nits
>
> Roland McGrath (1):
> x86: linker script syntax nits
>
> arch/x86/kernel/acpi/realmode/wakeup.lds.S | 4 ++--
> arch/x86/kernel/vmlinux.lds.S | 17 ++++++++---------
> 2 files changed, 10 insertions(+), 11 deletions(-)
> ---
> [PATCH] x86: linker script syntax nits
>
> The linker scripts grew some use of weirdly wrong linker script syntax.
> It happens to work, but it's not what the syntax is documented to be.
> Clean it up to use the official syntax.
>
> Signed-off-by: Roland McGrath <roland@xxxxxxxxxx>
> CC: Ian Lance Taylor <iant@xxxxxxxxxx>
> ---
> arch/x86/kernel/acpi/realmode/wakeup.lds.S | 4 ++--
> arch/x86/kernel/vmlinux.lds.S | 17 ++++++++---------
> 2 files changed, 10 insertions(+), 11 deletions(-)
>
> diff --git a/arch/x86/kernel/acpi/realmode/wakeup.lds.S b/arch/x86/kernel/acpi/realmode/wakeup.lds.S
> index 7da00b7..0e50e1e 100644
> --- a/arch/x86/kernel/acpi/realmode/wakeup.lds.S
> +++ b/arch/x86/kernel/acpi/realmode/wakeup.lds.S
> @@ -56,6 +56,6 @@ SECTIONS
> /DISCARD/ : {
> *(.note*)
> }
> -
> - . = ASSERT(_end <= WAKEUP_SIZE, "Wakeup too big!");
> }
> +
> +ASSERT(_end <= WAKEUP_SIZE, "Wakeup too big!");

This breaks with older binutils.
See d2ba8b211bb8abc29aa627dbd4dce08cfbc8082b for reference.

Same goes for the other cahnges in this post.

Yup - it looks ugly :-(

Sam
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