linux-kernel - Re: [BUGFIX][PATCH v2 0/2] configfs: Fix cleanup after mkdir() failure

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Date:	Wed, 16 Jul 2008 13:43:27 -0700
From:	Joel Becker <Joel.Becker@...cle.com>
To:	Louis Rilling <Louis.Rilling@...labs.com>
Cc:	linux-kernel@...r.kernel.org, ocfs2-devel@....oracle.com
Subject: Re: [BUGFIX][PATCH v2 0/2] configfs: Fix cleanup after mkdir()
	failure

On Wed, Jul 16, 2008 at 07:56:54PM +0200, Louis Rilling wrote:
> On Wed, Jul 16, 2008 at 10:27:03AM -0700, Joel Becker wrote:
> > On Wed, Jul 16, 2008 at 03:08:21PM +0200, Louis Rilling wrote:
> > > - error handling in config_*_init_type_name(): has rather low priority in my
> > >   TODO list, will come back to it probably in a few weeks.
> > 
> > 	I thought we did this already.  Perhaps I didn't include it?
> > Did we have another change to make?
> 
> You requested me to move a BUG_ON() earlier (before the actual memory
> allocation), and to update documentation. I'm quite in a hurry on other things,
> so I'm delaying this (especially the documentation part for which I feel like a
> new paragraph is needed).

	Sounds good.

> > > - a small locking cleanup in configfs_rmdir(): will do at the same time as
> > >   lockdep stuff.
> > 
> > 	What sort of change?  I suppose I'll see it when it arrives.
> 
> You may look at the retry loop in configfs_rmdir() and see that locks need only
> to be taken inside the loop, not outside. This would result in fewer lines for
> exactly the same behavior.

	I see what you mean.  Not pressing, I agree.

> > 	I figure this new stuff will probably miss the .27 window, but
> > it sounds like that's fine - nothing too serious, and it will make .28.
> 
> Sorry for not being responsive enough. As mentioned above, I have more urgent
> things to work on right now.

	Don't worry, do what you have to do.  We're good for .27 - the
major races have been fixed.  Thank you for all your work!

Joel


-- 

Life's Little Instruction Book #451

	"Don't be afraid to say, 'I'm sorry.'"

Joel Becker
Principal Software Developer
Oracle
E-mail: joel.becker@...cle.com
Phone: (650) 506-8127
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