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From:   Michael Ellerman <mpe@ellerman.id.au>
To:     Christophe Leroy <christophe.leroy@c-s.fr>,
        Benjamin Herrenschmidt <benh@kernel.crashing.org>,
        Paul Mackerras <paulus@samba.org>
Cc:     linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org
Subject: Re: [PATCH] powerpc/prom: fix early DEBUG messages
In-Reply-To: <531e7e818b5c4867148412c7902a9cbeee5745ee.1544709040.git.christophe.leroy@c-s.fr>
References: <531e7e818b5c4867148412c7902a9cbeee5745ee.1544709040.git.christophe.leroy@c-s.fr>
Date:   Fri, 14 Dec 2018 17:22:31 +1100
Message-ID: <87pnu4vd94.fsf@concordia.ellerman.id.au>
MIME-Version: 1.0
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Sender: linux-kernel-owner@vger.kernel.org
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Christophe Leroy <christophe.leroy@c-s.fr> writes:

> diff --git a/arch/powerpc/kernel/prom.c b/arch/powerpc/kernel/prom.c
> index fe758cedb93f..d8e56e03c9c6 100644
> --- a/arch/powerpc/kernel/prom.c
> +++ b/arch/powerpc/kernel/prom.c
> @@ -749,7 +749,11 @@ void __init early_init_devtree(void *params)
>  	memblock_allow_resize();
>  	memblock_dump_all();
>  
> +#ifdef CONFIG_PHYS_64BIT
>  	DBG("Phys. mem: %llx\n", memblock_phys_mem_size());
> +#else
> +	DBG("Phys. mem: %x\n", memblock_phys_mem_size());
> +#endif

Can we just do:

  	DBG("Phys. mem: %llx\n", (unsigned long long)memblock_phys_mem_size());

?

cheers