Re: [PATCH] memcg: fix mem_cgroup_rotate_reclaimable_page

[Minchan Kim]

On Mon, Mar 28, 2011 at 02:51:46PM +0200, Eric Dumazet wrote:
> Le mardi 22 février 2011 à 00:59 +0900, Minchan Kim a écrit :
> > Fixed version.
> > 
> > From be7d31f6e539bbad1ebedf52c6a51a4a80f7976a Mon Sep 17 00:00:00 2001
> > From: Minchan Kim <minchan.kim@xxxxxxxxx>
> > Date: Tue, 22 Feb 2011 00:53:05 +0900
> > Subject: [PATCH v7 2/3] memcg: move memcg reclaimable page into tail of inactive list
> > 
> > The rotate_reclaimable_page function moves just written out
> > pages, which the VM wanted to reclaim, to the end of the
> > inactive list.  That way the VM will find those pages first
> > next time it needs to free memory.
> > This patch apply the rule in memcg.
> > It can help to prevent unnecessary working page eviction of memcg.
> > 
> > Acked-by: Balbir Singh <balbir@xxxxxxxxxxxxxxxxxx>
> > Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx>
> > Reviewed-by: Rik van Riel <riel@xxxxxxxxxx>
> > Cc: KOSAKI Motohiro <kosaki.motohiro@xxxxxxxxxxxxxx>
> > Cc: Johannes Weiner <hannes@xxxxxxxxxxx>
> > Signed-off-by: Minchan Kim <minchan.kim@xxxxxxxxx>
> > ---
> 
> Hmm... "inline inline" is an error on some gcc versions
> 
>   CC      arch/x86/kernel/asm-offsets.s
> In file included from include/linux/swap.h:8,
>                  from include/linux/suspend.h:4,
>                  from arch/x86/kernel/asm-offsets.c:12:
> include/linux/memcontrol.h:220: error: duplicate `inline'
> make[1]: *** [arch/x86/kernel/asm-offsets.s] Error 1
> 
> 
> > +static inline inline void mem_cgroup_rotate_reclaimable_page(struct page *page)
> > +{
> > +	return ;
> > +}
> > +
> 
> [PATCH] memcg: fix mem_cgroup_rotate_reclaimable_page proto
> 
> commit 3f58a8294333 (move memcg reclaimable page into tail of inactive
> list) added inline keyword twice in its prototype.
> 
> Signed-off-by: Eric Dumazet <eric.dumazet@xxxxxxxxx>
> Cc: Minchan Kim <minchan.kim@xxxxxxxxx>
> Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
> Cc: Balbir Singh <balbir@xxxxxxxxxxxxxxxxxx>
> Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx>
> Cc: KOSAKI Motohiro <kosaki.motohiro@xxxxxxxxxxxxxx>
> Cc: Johannes Weiner <hannes@xxxxxxxxxxx>
Reviewed-by: Minchan Kim <minchan.kim@xxxxxxxxx>

It a was totally my fault.
Thanks very much. 
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