On Tue, 14 Dec 2010 12:27:09 +0200
"Volodymyr G. Lukiianyk" <volodymyrgl@xxxxxxxxx> wrote:
> When numa_zonelist_order parameter is set to "node" or "zone" on the command line
> it's still showing as "default" in sysctl. That's because early_param parsing
> function changes only user_zonelist_order variable. Fix this by copying
> user-provided string to numa_zonelist_order if it was successfully parsed.
>
> Signed-off-by: Volodymyr G Lukiianyk <volodymyrgl@xxxxxxxxx>
>
Thank you.
Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx>
> ---
>
> diff --git a/mm/page_alloc.c b/mm/page_alloc.c
> index ff7e158..ddb81af 100644
> --- a/mm/page_alloc.c
> +++ b/mm/page_alloc.c
> @@ -2585,9 +2585,16 @@ static int __parse_numa_zonelist_order(char *s)
>
> static __init int setup_numa_zonelist_order(char *s)
> {
> - if (s)
> - return __parse_numa_zonelist_order(s);
> - return 0;
> + int ret;
> +
> + if (!s)
> + return 0;
> +
> + ret = __parse_numa_zonelist_order(s);
> + if (ret == 0)
> + strlcpy(numa_zonelist_order, s, NUMA_ZONELIST_ORDER_LEN);
> +
> + return ret;
> }
> early_param("numa_zonelist_order", setup_numa_zonelist_order);
>
>
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