linux-kernel - Re: [PATCH]drivers:acpi: Fix wrong parameter passed to memblock

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Date:	Mon, 15 Apr 2013 19:47:38 -0700
From:	Yinghai Lu <yinghai@...nel.org>
To:	Wang YanQing <udknight@...il.com>,
	"Rafael J. Wysocki" <rafael.j.wysocki@...el.com>,
	Yinghai Lu <yinghai@...nel.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	"H. Peter Anvin" <hpa@...or.com>, Thomas Renninger <trenn@...e.de>
Subject: Re: [PATCH]drivers:acpi: Fix wrong parameter passed to memblock_reserve

On Mon, Apr 15, 2013 at 6:44 PM, Wang YanQing <udknight@...il.com> wrote:
>
> The parameter of memblock_reserve is start address,
> and size, not address range.
>
> Signed-off-by: Wang YanQing <udknight@...il.com>
> ---
>  drivers/acpi/osl.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c
> index 586e7e9..bcb7a3b 100644
> --- a/drivers/acpi/osl.c
> +++ b/drivers/acpi/osl.c
> @@ -641,7 +641,7 @@ void __init acpi_initrd_override(void *data, size_t size)
>          * Both memblock_reserve and e820_add_region (via arch_reserve_mem_area)
>          * works fine.
>          */
> -       memblock_reserve(acpi_tables_addr, acpi_tables_addr + all_tables_size);
> +       memblock_reserve(acpi_tables_addr, all_tables_size);
>         arch_reserve_mem_area(acpi_tables_addr, all_tables_size);

Acked-by: Yinghai Lu <yinghai@...nel.org>

And it should go to stable for v3.8
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