linux-kernel - Re: [PATCH 1/3] openrisc: Add _text symbol to fix ksym build error

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Date:   Sat, 31 Dec 2016 15:11:27 +0100
From:   Jonas Bonn <jonas@...thpole.se>
To:     Stafford Horne <shorne@...il.com>,
        stefan.kristiansson@...nalahti.fi
Cc:     geert+renesas@...der.be, linux-kernel@...r.kernel.org,
        openrisc@...ts.librecores.org
Subject: Re: [PATCH 1/3] openrisc: Add _text symbol to fix ksym build error

On 12/31/2016 12:52 PM, Stafford Horne wrote:
> The build robot reports:
>
>     .tmp_kallsyms1.o: In function `kallsyms_relative_base':
>>> (.rodata+0x8a18): undefined reference to `_text'
> This is when using 'make alldefconfig'. Adding this _text symbol to mark
> the start of the kernel as in other architecture fixes this.
>
> Signed-off-by: Stafford Horne <shorne@...il.com>

Acked-by: Jonas Bonn <jonas@...thpole.se>

> ---
>   arch/openrisc/kernel/vmlinux.lds.S | 2 ++
>   1 file changed, 2 insertions(+)
>
> diff --git a/arch/openrisc/kernel/vmlinux.lds.S b/arch/openrisc/kernel/vmlinux.lds.S
> index ef31fc2..5525446 100644
> --- a/arch/openrisc/kernel/vmlinux.lds.S
> +++ b/arch/openrisc/kernel/vmlinux.lds.S
> @@ -44,6 +44,8 @@ SECTIONS
>           /* Read-only sections, merged into text segment: */
>           . = LOAD_BASE ;
>   
> +	_text = .;
> +
>   	/* _s_kernel_ro must be page aligned */
>   	. = ALIGN(PAGE_SIZE);
>   	_s_kernel_ro = .;