From: Kees Cook <keescook@chromium.org>
To: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Cc: linux-s390 <linux-s390@vger.kernel.org>,
LKML <linux-kernel@vger.kernel.org>,
Guenter Roeck <linux@roeck-us.net>,
Heiko Carstens <heiko.carstens@de.ibm.com>,
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 09:55:13 -0700 [thread overview]
Message-ID: <CAGXu5jKL9H+VKr=J8iXEBOVagr5ZxRdYw-KUqMtM=qhpkrv+Rg@mail.gmail.com> (raw)
In-Reply-To: <20180930164950.3841-1-ard.biesheuvel@linaro.org>
On Sun, Sep 30, 2018 at 9:49 AM, Ard Biesheuvel
<ard.biesheuvel@linaro.org> 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>
Reviewed-by: Kees Cook <keescook@chromium.org>
-Kees
> ---
> 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
>
--
Kees Cook
Pixel Security
next prev parent reply other threads:[~2018-09-30 16:55 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
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 [this message]
2018-10-01 20:25 ` Heiko Carstens
2018-10-02 5:48 ` Ard Biesheuvel
2018-10-02 6:12 ` [tip:core/core] s390/vmlinux.lds: Move " tip-bot for Ard Biesheuvel
2018-09-30 17:08 [PATCH] s390: vmlinux.lds: move " Guenter Roeck
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