Re: [PATCH 4/9] memcg: remove the soft limit reclaim tracepoints

[Michal Hocko]

On Tue 11-08-26 13:31:58, Shakeel Butt wrote:
> mm_vmscan_memcg_softlimit_reclaim_begin and
> mm_vmscan_memcg_softlimit_reclaim_end were only emitted by
> mem_cgroup_shrink_node(), which is gone, so they can never fire again.
> 
> Signed-off-by: Shakeel Butt <shakeel.butt@xxxxxxxxx>

Acked-by: Michal Hocko <mhocko@xxxxxxxx>
Thanks!

> ---
>  include/trace/events/vmscan.h | 14 --------------
>  1 file changed, 14 deletions(-)
> 
> diff --git a/include/trace/events/vmscan.h b/include/trace/events/vmscan.h
> index b4bf7b8def1f..8a872990b4be 100644
> --- a/include/trace/events/vmscan.h
> +++ b/include/trace/events/vmscan.h
> @@ -214,13 +214,6 @@ DEFINE_EVENT(mm_vmscan_direct_reclaim_begin_template, mm_vmscan_memcg_reclaim_be
>  
>  	TP_ARGS(gfp_flags, order, memcg)
>  );
> -
> -DEFINE_EVENT(mm_vmscan_direct_reclaim_begin_template, mm_vmscan_memcg_softlimit_reclaim_begin,
> -
> -	TP_PROTO(gfp_t gfp_flags, int order, struct mem_cgroup *memcg),
> -
> -	TP_ARGS(gfp_flags, order, memcg)
> -);
>  #endif /* CONFIG_MEMCG */
>  
>  DECLARE_EVENT_CLASS(mm_vmscan_direct_reclaim_end_template,
> @@ -260,13 +253,6 @@ DEFINE_EVENT(mm_vmscan_direct_reclaim_end_template, mm_vmscan_memcg_reclaim_end,
>  
>  	TP_ARGS(nr_reclaimed, memcg)
>  );
> -
> -DEFINE_EVENT(mm_vmscan_direct_reclaim_end_template, mm_vmscan_memcg_softlimit_reclaim_end,
> -
> -	TP_PROTO(unsigned long nr_reclaimed, struct mem_cgroup *memcg),
> -
> -	TP_ARGS(nr_reclaimed, memcg)
> -);
>  #endif /* CONFIG_MEMCG */
>  
>  TRACE_EVENT(mm_shrink_slab_start,
> -- 
> 2.53.0-Meta

-- 
Michal Hocko
SUSE Labs