[Ocfs2-devel] block64 failure

[Joel Becker]

On Wed, Sep 07, 2011 at 10:10:43AM -0700, Sunil Mushran wrote:
> All,
> 
> So the patches added to allow mounting volumes > 16TB has a problem.
> The feature check of the jbd2 superblock is being done before the
> jbd2 superblock is actually read.
> 
> It is being done after the journal_init_inode() which is incorrect.
> 
> ocfs2_check_volume()
>   ocfs2_journal_init()
>        jbd2_journal_init_inode()
>   ocfs2_journal_addressable() <=== check
> ...
> 
> Currently the journal sb is first read during load_journal. Too late for us.
> And journal_get_superblock() is not exported.

	I'm confused.  jbd2_journal_check_used_features() reads the
journal superblock if needed.  Why does this not satisfy?

Joel

-- 

"The one important thing i have learned over the years is the
 difference between taking one's work seriously and taking one's self
 seriously.  The first is imperative and the second is disastrous."
	-Margot Fonteyn

			http://www.jlbec.org/
			jlbec at evilplan.org