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Date:	Fri, 26 Apr 2013 10:44:03 +0900
From:	Namjae Jeon <>
To:	Jaegeuk Kim <>
Subject: Re: [PATCH 3/3] f2fs: enhnace alloc_nid and build_free_nids flows

2013/4/25, Jaegeuk Kim <>:
> In order to avoid build_free_nid lock contention, let's change the order of
> function calls as follows.
> At first, check whether there is enough free nids.
>  - If available, just get a free nid with spin_lock without any overhead.
>  - Otherwise, conduct build_free_nids.
>   : scan nat pages, journal nat entries, and nat cache entries.
> We should consider carefullly not to serve free nids intermediately made by
> build_free_nids.
> We can get stable free nids only after build_free_nids is done.
> Signed-off-by: Jaegeuk Kim <>
I can't find any issues in this patch.
Reviewed-by: Namjae Jeon <>

> ---
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