Re: [Unionfs] Re: [PATCH] IGET: Stop UnionFS from using iget() andread_inode()

[Paul Albrecht]

On Wed, 2007-11-07 at 01:44 -0500, Erez Zadok wrote:
> In message <20071106145234.4807.69325.stgit@xxxxxxxxxxxxxxxxxxxxxx>, David Howells writes:
> > From: David Howells <dhowells@xxxxxxxxxx>
> > 
> > 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@xxxxxxxxxx>
> [...]
> 
> 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.

Does your test set include readahead-list? I can't get it to work with a
union mounted filesystem without segfault'ing and kernel oops'ing.

Paul Albrecht
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