linux-kernel - Re: [PATCH 11/13] dcache: use a dispose list in select

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Date:	Mon, 5 Sep 2011 05:42:52 -0400
From:	Christoph Hellwig <hch@...radead.org>
To:	Dave Chinner <david@...morbit.com>
Cc:	linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org,
	linux-mm@...ck.org, khlebnikov@...nvz.org
Subject: Re: [PATCH 11/13] dcache: use a dispose list in select_parent

> -/**
>   * shrink_dcache_sb - shrink dcache for a superblock
>   * @sb: superblock
>   *
> @@ -1073,7 +1054,7 @@ EXPORT_SYMBOL(have_submounts);
>   * drop the lock and return early due to latency
>   * constraints.
>   */
> -static long select_parent(struct dentry * parent)
> +static long select_parent(struct dentry *parent, struct list_head *dispose)

Btw, the function header comment above select_parent is entirely
incorrect after your changes.

Also I'd suggest folding select_parent into shrink_dcache_parent as
the split doesn't make a whole lot of sense any more.  Maybe factoring
it at a different level would make sense, though.

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