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Re: Fwd: [bug #17877] Invalid "No such file or directory" error on files


From: Miklos Szeredi
Subject: Re: Fwd: [bug #17877] Invalid "No such file or directory" error on filesystem without stable inode numbers
Date: Thu, 05 Oct 2006 15:34:29 +0200

> > This one should work, since the file descriptor in the working
> > directory should prevent the inode from going away.  Or is there
> > something I'm missing?
> 
> We like to have a way of searching a directory hierarchy 100000 levels
> deep without needing to have 100000 open file descriptors.

No, you only need _one_ file descriptor for the current directory.
That will hold a reference to all indodes above that in the tree,
which is what you need to be able to detect a cycle.

Miklos




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