linux-kernel - Re: PATCH] x86_64: make bootmap

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <20080131130730.GA8499@elte.hu>
Date:	Thu, 31 Jan 2008 14:07:30 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Yinghai Lu <Yinghai.Lu@....COM>
Cc:	Andi Kleen <ak@...e.de>, Christoph Lameter <clameter@....com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org
Subject: Re: PATCH] x86_64: make bootmap_start page align v4


* Yinghai Lu <Yinghai.Lu@....COM> 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@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/