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From: "Jörn Engel" <joern@wohnheim.fh-wedel.de>
To: Matthew Wilcox <matthew@wil.cx>
Cc: Jeff Layton <jlayton@redhat.com>, linux-fsdevel@vger.kernel.org
Subject: Re: [RFC][PATCH] ensure i_ino uniqueness in filesystems without permanent inode numbers (via idr)
Date: Wed, 15 Nov 2006 18:56:25 +0100	[thread overview]
Message-ID: <20061115175624.GE3399@wohnheim.fh-wedel.de> (raw)
In-Reply-To: <20061115172719.GK19143@parisc-linux.org>

On Wed, 15 November 2006 10:27:20 -0700, Matthew Wilcox wrote:
> 
> I agree with these problems, but I liked your earlier approach to fixing
> them.  I don't particularly like the idr approach because, as you say,
> it will reuse numbers rapidly.

Is that a problem for nfs only?  Or are there others.  For nfs, Jeff
already increments i_generation, so the (i_ino|i_generation) tupel is
not rapidly reused.

> Why is it these filesystems don't add their inodes to the hashtable?
> Might that not be a more profitable approach to fixing this problem?

To keep the hashtable small, as per hch's request.

Jörn

-- 
/* Keep these two variables together */
int bar;
-
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  reply	other threads:[~2006-11-15 17:57 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-11-14 20:22 [RFC][PATCH] ensure i_ino uniqueness in filesystems without permanent inode numbers (via idr) Jeff Layton
2006-11-14 20:26 ` Al Viro
2006-11-15 16:42   ` Jeff Layton
2006-11-15 16:44     ` Jeff Layton
2006-11-16 14:06     ` Al Viro
2006-11-16 14:34       ` Jeff Layton
2006-11-15 17:27 ` Matthew Wilcox
2006-11-15 17:56   ` Jörn Engel [this message]
2006-11-15 20:36     ` Jeff Layton
  -- strict thread matches above, loose matches on Subject: below --
2006-12-01 14:48 Jeff Layton
2006-12-01 16:52 ` Randy Dunlap
2006-12-01 17:21   ` Jeff Layton
2006-12-01 17:42     ` Randy Dunlap
2006-12-02  5:30     ` Brad Boyer
2006-12-03  2:56       ` Jeff Layton
2006-12-02 12:58         ` Brad Boyer
2006-12-03 11:52           ` Al Boldi
2006-12-03 12:49           ` Jeff Layton

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