linux-kernel - Re: [PATCH] Use LOAD_PHYSICAL

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Message-ID: <alpine.DEB.2.02.1401261311270.26515@chino.kir.corp.google.com>
Date:	Sun, 26 Jan 2014 13:12:34 -0800 (PST)
From:	David Rientjes <rientjes@...gle.com>
To:	Zhihui Zhang <zzhsuny@...il.com>
cc:	tglx@...utronix.de, mingo@...hat.com, hpa@...or.com,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Use LOAD_PHYSICAL_ADDR in vmlinux.lds.S

On Sun, 26 Jan 2014, Zhihui Zhang wrote:

> diff --git a/arch/x86/kernel/vmlinux.lds.S b/arch/x86/kernel/vmlinux.lds.S
> index da6b35a..e81bf49 100644
> --- a/arch/x86/kernel/vmlinux.lds.S
> +++ b/arch/x86/kernel/vmlinux.lds.S
> @@ -81,11 +81,10 @@ PHDRS {
>  
>  SECTIONS
>  {
> -#ifdef CONFIG_X86_32
>          . = LOAD_OFFSET + LOAD_PHYSICAL_ADDR;
> +#ifdef CONFIG_X86_32
>          phys_startup_32 = startup_32 - LOAD_OFFSET;
>  #else
> -        . = __START_KERNEL;
>          phys_startup_64 = startup_64 - LOAD_OFFSET;
>  #endif
>  

Makes sense, but any reason to not make LOAD_PHYSICAL_ADDR to use ALIGN()?

(You'll also want to prefix the patch title in the subject line with 
"x86, boot:" and cc x86@...nel.org on patches like this.)
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