Re: [PATCH] [Cleanup] memcg: export memory cgroup's swappiness v2

[Michal Hocko]

On Wed 29-06-11 19:03:25, KAMEZAWA Hiroyuki wrote:
> This is onto 3 patches I posted yesterday.
> I'm sorry I once got Acks in v1 but refleshed totally. 
> ==
> From fda72071ee473be1caee163920da0f5c397c95e8 Mon Sep 17 00:00:00 2001
> From: KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx>
> Date: Wed, 29 Jun 2011 18:24:49 +0900
> Subject: [PATCH] export memory cgroup's swappines
> 
> Each memory cgroup has 'swappiness' value and it can be accessed by
> get_swappiness(memcg). The major user is try_to_free_mem_cgroup_pages()
> and swappiness is passed by argument. It's propagated by scan_control.
> 
> get_swappiness is static function but some planned updates will need to
> get swappiness from files other than memcontrol.c
> This patch exports get_swappiness() as mem_cgroup_swappiness().
> By this, we can remove the argument of swapiness from try_to_free...
> and drop swappiness from scan_control. only memcg uses it.
> 
> Signed-off-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx>

Reviewed-by: Michal Hocko <mhocko@xxxxxxx>

> 
> Changelog:
>   - drop swappiness from scan_control

Yes, this is even better.

-- 
Michal Hocko
SUSE Labs
SUSE LINUX s.r.o.
Lihovarska 1060/12
190 00 Praha 9    
Czech Republic
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