Re: [PATCH 1/4] page cgroup: using vzalloc instead of vmalloc

[KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>]

On Thu, 4 Aug 2011 11:09:47 +0800
Bob Liu <lliubbo@gmail.com> wrote:

> Signed-off-by: Bob Liu <lliubbo@gmail.com>

Reviewed-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>

> ---
>  mm/page_cgroup.c |    3 +--
>  1 files changed, 1 insertions(+), 2 deletions(-)
> 
> diff --git a/mm/page_cgroup.c b/mm/page_cgroup.c
> index 39d216d..6bdc67d 100644
> --- a/mm/page_cgroup.c
> +++ b/mm/page_cgroup.c
> @@ -513,11 +513,10 @@ int swap_cgroup_swapon(int type, unsigned long max_pages)
>  	length = DIV_ROUND_UP(max_pages, SC_PER_PAGE);
>  	array_size = length * sizeof(void *);
>  
> -	array = vmalloc(array_size);
> +	array = vzalloc(array_size);
>  	if (!array)
>  		goto nomem;
>  
> -	memset(array, 0, array_size);
>  	ctrl = &swap_cgroup_ctrl[type];
>  	mutex_lock(&swap_cgroup_mutex);
>  	ctrl->length = length;
> -- 
> 1.6.3.3
> 
> 
> 

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