linux-kernel - Re: [PATCH v2] arm64: fix undefined reference to 'printk'

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Message-ID: <20180319112302.GA11021@arm.com>
Date:   Mon, 19 Mar 2018 11:23:02 +0000
From:   Will Deacon <will.deacon@....com>
To:     Arnd Bergmann <arnd@...db.de>
Cc:     Catalin Marinas <catalin.marinas@....com>,
        Ard Biesheuvel <ard.biesheuvel@...aro.org>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] arm64: fix undefined reference to 'printk'

On Tue, Mar 13, 2018 at 01:52:36PM +0100, Arnd Bergmann wrote:
> The printk symbol was intended as a generic address that is always
> exported, however that turned out to be false with CONFIG_PRINTK=n:
> 
> ERROR: "printk" [arch/arm64/kernel/arm64-reloc-test.ko] undefined!
> 
> This changes the references to memstart_addr, which should be there
> regardless of configuration.
> 
> Fixes: a257e02579e4 ("arm64/kernel: don't ban ADRP to work around Cortex-A53 erratum #843419")
> Acked-by: Ard Biesheuvel <ard.biesheuvel@...aro.org>
> Signed-off-by: Arnd Bergmann <arnd@...db.de>
> ---
> v2: fix changelog as pointed out by Ard
> 
>  arch/arm64/kernel/reloc_test_core.c | 2 +-
>  arch/arm64/kernel/reloc_test_syms.S | 4 ++--
>  2 files changed, 3 insertions(+), 3 deletions(-)

Cheers, I've picked this up now. Sorry for the delay.

Will