linux-kernel - Re: [PATCH] IGET: Stop UnionFS from using iget() and read

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Message-Id: <200711070644.lA76iodZ005491@agora.fsl.cs.sunysb.edu>
Date:	Wed, 7 Nov 2007 01:44:50 -0500
From:	Erez Zadok <ezk@...sunysb.edu>
To:	David Howells <dhowells@...hat.com>
Cc:	akpm@...ux-foundation.org, ezk@...sunysb.edu,
	unionfs@...esystems.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] IGET: Stop UnionFS from using iget() and read_inode() 

In message <20071106145234.4807.69325.stgit@...thog.procyon.org.uk>, David Howells writes:
> From: David Howells <dhowells@...hat.com>
> 
> Stop the UnionFS filesystem from using iget() and read_inode().  Replace
> unionfs_read_inode() with unionfs_iget(), and call that instead of iget().
> unionfs_iget() then uses iget_locked() directly and returns a proper error code
> instead of an inode in the event of an error.
> 
> unionfs_fill_super() returns any error incurred when getting the root inode
> instead of EINVAL.
> 
> Signed-off-by: David Howells <dhowells@...hat.com>
[...]

Thanks.  I tested this code and it passed all my tests.  I'll shortly submit
a slightly revised patch which applies cleanly against the unionfs code in
-mm.

Cheers,
Erez.
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