linux-kernel - Re: reserve_bootmem_generic in early_res_to

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Message-ID: <86802c440806091915w273bbb3ck745886e06341eeb0@mail.gmail.com>
Date:	Mon, 9 Jun 2008 19:15:49 -0700
From:	"Yinghai Lu" <yhlu.kernel@...il.com>
To:	"Ingo Molnar" <mingo@...e.hu>
Cc:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: reserve_bootmem_generic in early_res_to_bootmem

On Mon, Jun 9, 2008 at 1:07 PM, Yinghai Lu <yhlu.kernel@...il.com> wrote:
> can you make the 64 bit still use reserve_bootmem_generic in
> early_res_to_bootmem?
>
> reserve_bootmem_generic is some smart than reserve_bootmem when numa is enabled.
>
> YH
>
> commit 3f3040c347653b93e4e82ee45bb7d41f11c10be8
> Author: Ingo Molnar <mingo@...e.hu>
> Date:   Mon Jun 9 15:12:20 2008 +0200
>
>    x86: reserve highmem pages via reserve_early, fix #2
>
>    fix:
>
>    arch/x86/kernel/built-in.o: In function `early_res_to_bootmem':
>    : undefined reference to `reserve_bootmem_generic'
>
>    Signed-off-by: Ingo Molnar <mingo@...e.hu>
>
> diff --git a/arch/x86/kernel/e820.c b/arch/x86/kernel/e820.c
> index a488bd0..68aba41 100644
> --- a/arch/x86/kernel/e820.c
> +++ b/arch/x86/kernel/e820.c
> @@ -635,7 +635,7 @@ void __init early_res_to_bootmem(u64 start, u64 end)
>                        continue;
>                printk(KERN_INFO "  early res: %d [%llx-%llx] %s\n", i,
>                        final_start, final_end - 1, r->name);
> -               reserve_bootmem_generic(final_start, final_end - final_start,
> +               reserve_bootmem(final_start, final_end - final_start,
>                                BOOTMEM_DEFAULT);
>        }
>  }
>

or we need add reserve_bootmem_generic for 32 bit?

YH
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