Message-ID: <406DE280.6050109@nortelnetworks.com>
Date: Fri, 02 Apr 2004 17:00:32 -0500
From: Chris Friesen <cfriesen@nortelnetworks.com>
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To: Pavel Machek <pavel@ucw.cz>
CC: Jamie Lokier <jamie@shareable.org>,
       =?ISO-8859-1?Q?J=F6rn_Engel?= <joern@wohnheim.fh-wedel.de>, mj@ucw.cz,
       jack@ucw.cz, "Patrick J. LoPresti" <patl@users.sourceforge.net>,
       linux-kernel@vger.kernel.org
Subject: Re: [PATCH] cowlinks v2
References: <s5gznab4lhm.fsf@patl=users.sf.net> <20040320152328.GA8089@wohnheim.fh-wedel.de> <20040329171245.GB1478@elf.ucw.cz> <s5g7jx31int.fsf@patl=users.sf.net> <20040329231635.GA374@elf.ucw.cz> <20040402165440.GB24861@wohnheim.fh-wedel.de> <20040402180128.GA363@elf.ucw.cz> <20040402181707.GA28112@wohnheim.fh-wedel.de> <20040402182357.GB410@elf.ucw.cz> <20040402200921.GC653@mail.shareable.org> <20040402213933.GB246@elf.ucw.cz>
In-Reply-To: <20040402213933.GB246@elf.ucw.cz>
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Pavel Machek wrote:

> Actually, my solution has one weirdness...
> 
> 
>>a
> 
> copyfile a b
> rm a
> 
> ...now b has pointer to cowid with usage count of 1. Which is slightly
> ugly (and wastes one cowid entry), but should be harmless.

Could you not change it back to a normal inode when refcount becomes 1? 
  Or if you didn't want to do that always (say if you knew there would 
be more references being created soon) you could at least have some kind 
of cleanup tool that you could manually run on a filesystem to clean it up?

Chris
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