linux-kernel - Re: [PATCH] vfs: add d

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Message-ID: <20111009132155.GA5920@infradead.org>
Date:	Sun, 9 Oct 2011 09:21:55 -0400
From:	Christoph Hellwig <hch@...radead.org>
To:	Sage Weil <sage@...dream.net>
Cc:	Christoph Hellwig <hch@...radead.org>,
	linux-fsdevel@...r.kernel.org, viro@...IV.linux.org.uk,
	ceph-devel@...r.kernel.org, rwheeler@...hat.com,
	linux-kernel@...r.kernel.org, Dave Chinner <david@...morbit.com>
Subject: Re: [PATCH] vfs: add d_prune dentry operation

On Thu, Oct 06, 2011 at 03:20:37PM -0700, Sage Weil wrote:
> > It also seem like it basically should not be be opencoded but in a
> > wrapper around dentry_lru_del for all cases but the lazy removal from
> > LRU in case that is referenced, with some comments explaining the whole
> > thing.
> 
> Yeah, that's a bit better.  There are four dentry_lru_del() callers, two 
> where we there is a reference, and two where we want to ->d_prune too.
> 
> How does the below look?

This looks much better.

It will clash a bit with Dave's dcache series that were part of his
shrinker/lru series, which I really hope he is going to resumit for
3.2 (at least the dcache cleanup parts).

Al, any progress on getting the current VFS queue up somewhere for
review?
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