From mboxrd@z Thu Jan  1 00:00:00 1970
From: Nikita Danilov <nikita@clusterfs.com>
Subject: Re: Finding hardlinks
Date: Tue, 2 Jan 2007 02:05:56 +0300
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Cc: Arjan van de Ven <arjan@infradead.org>,
	Benny Halevy <bhalevy@panasas.com>,
	Jan Harkes <jaharkes@cs.cmu.edu>,
	Miklos Szeredi <miklos@szeredi.hu>,
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To: Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
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Mikulas Patocka writes:

[...]

 > 
 > BTW. How does ReiserFS find that a given inode number (or object ID in 
 > ReiserFS terminology) is free before assigning it to new file/directory?

reiserfs v3 has an extent map of free object identifiers in
super-block. reiser4 used 64 bit object identifiers without reuse.

 > 
 > Mikulas

Nikita.