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From: Guenter Roeck <linux@roeck-us.net>
To: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Cc: linux-s390@vger.kernel.org, linux-kernel@vger.kernel.org,
	Heiko Carstens <heiko.carstens@de.ibm.com>,
	Kees Cook <keescook@chromium.org>,
	Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <mingo@redhat.com>,
	Martin Schwidefsky <schwidefsky@de.ibm.com>,
	Jessica Yu <jeyu@kernel.org>,
	Peter Zijlstra <peterz@infradead.org>
Subject: Re: [PATCH] s390: vmlinux.lds: move JUMP_TABLE_DATA into output section
Date: Sun, 30 Sep 2018 10:08:16 -0700	[thread overview]
Message-ID: <20180930170816.GA26630@roeck-us.net> (raw)

On Sun, Sep 30, 2018 at 06:49:50PM +0200, Ard Biesheuvel wrote:
> Commit e872267b8bcbb179 ("jump_table: move entries into ro_after_init
> region") moved the __jump_table input section into the __ro_after_init
> output section, but inadvertently put the macro in the wrong place in
> the s390 linker script. Let's fix that.
> 
> Fixes: e872267b8bcbb179 ("jump_table: move entries into ro_after_init region")
> Reported-by: Guenter Roeck <linux@roeck-us.net>
> Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
> Cc: Kees Cook <keescook@chromium.org>
> Cc: Thomas Gleixner <tglx@linutronix.de>
> Cc: Ingo Molnar <mingo@redhat.com>
> Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
> Cc: Jessica Yu <jeyu@kernel.org>
> Cc: Peter Zijlstra <peterz@infradead.org>
> Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>

Tested-by: Guenter Roeck <linux@roeck-us.net>

> ---
>  arch/s390/kernel/vmlinux.lds.S | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/arch/s390/kernel/vmlinux.lds.S b/arch/s390/kernel/vmlinux.lds.S
> index 4042bbf3f9ad..457713f48734 100644
> --- a/arch/s390/kernel/vmlinux.lds.S
> +++ b/arch/s390/kernel/vmlinux.lds.S
> @@ -64,9 +64,9 @@ SECTIONS
>  	__start_ro_after_init = .;
>  	.data..ro_after_init : {
>  		 *(.data..ro_after_init)
> +		JUMP_TABLE_DATA
>  	}
>  	EXCEPTION_TABLE(16)
> -	JUMP_TABLE_DATA
>  	. = ALIGN(PAGE_SIZE);
>  	__end_ro_after_init = .;
>  
> -- 
> 2.17.1
> 

             reply	other threads:[~2018-09-30 17:08 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-09-30 17:08 Guenter Roeck [this message]
  -- strict thread matches above, loose matches on Subject: below --
2018-09-30 16:49 [PATCH] s390: vmlinux.lds: move JUMP_TABLE_DATA into output section Ard Biesheuvel
2018-09-30 16:55 ` Kees Cook
2018-10-01 20:25 ` Heiko Carstens
2018-10-02  5:48   ` Ard Biesheuvel

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