Re: PATCH] x86_64: make bootmap_start page align v4

[Ingo Molnar]

* Yinghai Lu <Yinghai.Lu@xxxxxxx> wrote:

> [PATCH] x86_64: make bootmap_start page align v3
> 
> boot oops when system get 64g or 128 installed

> +++ linux-2.6/arch/x86/mm/numa_64.c
> @@ -224,6 +224,14 @@ void __init setup_node_bootmem(int nodei
>  	}
>  	bootmap_start = __pa(bootmap);
>  
> +	/*
> +	 * when you have 64g or 128g ram, bootmap will be pushed after bss
> +	 * section, the bootmap we get from early_node_mem via find_e820_area
> +	 * is not page aligned, we need to round it up to  make sure bootmap
> +	 * is not overlapped with bss section
> +	 */
> +	bootmap_start = round_up(bootmap_start, PAGE_SIZE);
> +

thanks, applied.

	Ingo
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/