On Mon, 16 May 2016, Michal Hocko wrote:
> I agree with Christoph that vmstat_refresh is PROC_FS only so we should
> fix it there. It is not like this would be generally reusable helper...
> Why don't we just do:
Looks good.
Acked-by: Christoph Lameter <cl@xxxxxxxxx>
> ---
> diff --git a/mm/vmstat.c b/mm/vmstat.c
> index 57a24e919907..c759b526287b 100644
> --- a/mm/vmstat.c
> +++ b/mm/vmstat.c
> @@ -1370,6 +1370,7 @@ static void refresh_vm_stats(struct work_struct *work)
> refresh_cpu_vm_stats(true);
> }
>
> +#ifdef CONFIG_PROC_FS
> int vmstat_refresh(struct ctl_table *table, int write,
> void __user *buffer, size_t *lenp, loff_t *ppos)
> {
> @@ -1422,6 +1423,7 @@ int vmstat_refresh(struct ctl_table *table, int write,
> *lenp = 0;
> return 0;
> }
> +#endif
>
> static void vmstat_update(struct work_struct *w)
> {
>
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