linux-kernel - Re: [PATCH resend 4/5] score: Fix exception handler label

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Message-ID: <55600108.6070104@roeck-us.net>
Date:	Fri, 22 May 2015 21:24:40 -0700
From:	Guenter Roeck <linux@...ck-us.net>
To:	linux-kernel@...r.kernel.org
CC:	Geert Uytterhoeven <geert@...ux-m68k.org>,
	Quentin Casasnovas <quentin.casasnovas@...cle.com>,
	Chen Liqin <liqin.linux@...il.com>,
	Lennox Wu <lennox.wu@...il.com>
Subject: Re: [PATCH resend 4/5] score: Fix exception handler label

On 05/04/2015 03:30 PM, Guenter Roeck wrote:
> The latest version of modinfo fails to compile score architecture
> targets with the following error.
>
> FATAL: The relocation at __ex_table+0x634 references
> section "__ex_table" which is not executable, IOW
> the kernel will fault if it ever tries to
> jump to it.  Something is seriously wrong
> and should be fixed.
>
> The probem is caused by a bad label in an __ex_table entry.
>
> Cc: Quentin Casasnovas <quentin.casasnovas@...cle.com>
> Signed-off-by: Guenter Roeck <linux@...ck-us.net>
> ---
> Please consider pushing this patch into mainline, or provide feedback
> on how to improve it to be acceptable.
>
ping ... still not in mainline.

Thanks,
Guenter

>   arch/score/lib/string.S | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/score/lib/string.S b/arch/score/lib/string.S
> index 00b7d3a2fc60..16efa3ad037f 100644
> --- a/arch/score/lib/string.S
> +++ b/arch/score/lib/string.S
> @@ -175,10 +175,10 @@ ENTRY(__clear_user)
>   	br	r3
>
>   	.section .fixup, "ax"
> +99:
>   	br	r3
>   	.previous
>   	.section __ex_table, "a"
>   	.align	2
> -99:
>   	.word	0b, 99b
>   	.previous
>

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