Re: [RFC PATCH -next] mm/vmstat: Fix build error without CONFIG_VM_EVENT_COUNTERS

[Yuehaibing <yuehaibing@huawei.com>]

Pls ignore this, seems has fixed.

https://lore.kernel.org/linux-mm/cd1c42ae-281f-c8a8-70ac-1d01d417b2e1@infradead.org/T/#u

On 2019/10/22 20:51, YueHaibing wrote:
> If CONFIG_VM_EVENT_COUNTERS is n but CONFIG_MEMCG is y,
> vmstat_text is not equal stat_items_size:
> 
> mm/vmstat.c: In function vmstat_start:
> ./include/linux/compiler.h:350:38: error: call to __compiletime_assert_1659 declared
>  with attribute error: BUILD_BUG_ON failed: stat_items_size != ARRAY_SIZE(vmstat_text) * sizeof(unsigned long)
>   _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__)
> 
> Reported-by: Hulk Robot <hulkci@huawei.com>
> Fixes: 2fdf561910a9 ("mm/memcontrol: use vmstat names for printing statistics")
> Signed-off-by: YueHaibing <yuehaibing@huawei.com>
> ---
>  mm/vmstat.c | 2 --
>  1 file changed, 2 deletions(-)
> 
> diff --git a/mm/vmstat.c b/mm/vmstat.c
> index b2fd344..a19ed6e 100644
> --- a/mm/vmstat.c
> +++ b/mm/vmstat.c
> @@ -1655,8 +1655,6 @@ static void *vmstat_start(struct seq_file *m, loff_t *pos)
>  	stat_items_size += sizeof(struct vm_event_state);
>  #endif
>  
> -	BUILD_BUG_ON(stat_items_size !=
> -		     ARRAY_SIZE(vmstat_text) * sizeof(unsigned long));
>  	v = kmalloc(stat_items_size, GFP_KERNEL);
>  	m->private = v;
>  	if (!v)
>