Re: [PATCH] mm: memcontrol.c: Cleaning up function that are not used anywhere

[Michal Hocko]

On Sat 06-12-14 17:45:56, Rickard Strandqvist wrote:
> Remove function mem_cgroup_lru_names_not_uptodate() that is not used anywhere.
> And move BUILD_BUG_ON() to the beginning of memcg_stat_show() instead.
> 
> This was partially found by using a static code analysis program called cppcheck.
> 
> Signed-off-by: Rickard Strandqvist <rickard_strandqvist@xxxxxxxxxxxxxxxxxx>

Acked-by: Michal Hocko <mhocko@xxxxxxx>

> ---
>  mm/memcontrol.c |    7 ++-----
>  1 file changed, 2 insertions(+), 5 deletions(-)
> 
> diff --git a/mm/memcontrol.c b/mm/memcontrol.c
> index d6ac0e3..5e2f0f3 100644
> --- a/mm/memcontrol.c
> +++ b/mm/memcontrol.c
> @@ -4379,17 +4379,14 @@ static int memcg_numa_stat_show(struct seq_file *m, void *v)
>  }
>  #endif /* CONFIG_NUMA */
>  
> -static inline void mem_cgroup_lru_names_not_uptodate(void)
> -{
> -	BUILD_BUG_ON(ARRAY_SIZE(mem_cgroup_lru_names) != NR_LRU_LISTS);
> -}
> -
>  static int memcg_stat_show(struct seq_file *m, void *v)
>  {
>  	struct mem_cgroup *memcg = mem_cgroup_from_css(seq_css(m));
>  	struct mem_cgroup *mi;
>  	unsigned int i;
>  
> +	BUILD_BUG_ON(ARRAY_SIZE(mem_cgroup_lru_names) != NR_LRU_LISTS);
> +
>  	for (i = 0; i < MEM_CGROUP_STAT_NSTATS; i++) {
>  		if (i == MEM_CGROUP_STAT_SWAP && !do_swap_account)
>  			continue;
> -- 
> 1.7.10.4
> 

-- 
Michal Hocko
SUSE Labs
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