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Re: [PATCH] zsmalloc: use class->pages_per_zspage

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On (07/16/15 08:42), Minchan Kim wrote:
> diff --git a/mm/zsmalloc.c b/mm/zsmalloc.c
> index 27b9661c8fa6..154a30e9c8a8 100644
> --- a/mm/zsmalloc.c
> +++ b/mm/zsmalloc.c
> @@ -1711,7 +1711,7 @@ static unsigned long zs_can_compact(struct size_class *class)
>  	obj_wasted /= get_maxobj_per_zspage(class->size,
>  			class->pages_per_zspage);
>  
> -	return obj_wasted * get_pages_per_zspage(class->size);
> +	return obj_wasted * class->pages_per_zspage;
>  }
>  
>  static void __zs_compact(struct zs_pool *pool, struct size_class *class)

[resending, not sure that my previous reply was delivered. connectivity
problems on my side]


plus __zs_compact():

@@ -1761,8 +1761,7 @@ static void __zs_compact(struct zs_pool *pool, struct size_class *class)
 
                putback_zspage(pool, class, dst_page);
                if (putback_zspage(pool, class, src_page) == ZS_EMPTY)
-                       pool->stats.pages_compacted +=
-                               get_pages_per_zspage(class->size);
+                       pool->stats.pages_compacted += class->pages_per_zspage;
                spin_unlock(&class->lock);
                cond_resched();
                spin_lock(&class->lock);

	-ss
--
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Re: [PATCH] zsmalloc: use class->pages_per_zspage Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com> - 2015-07-16 02:20 +0200

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