Re: [PATCH 2/2] Fix possible leakage of blocks in UDF

[Cyrill Gorcunov <gorcunov@gmail.com>]

[Eric Sandeen - Wed, May 30, 2007 at 05:22:23PM -0500]
| Eric Sandeen wrote:
| 
| > Jan, something seems busted here.  I'm getting lockups when testing udf
| > on a single cpu with this last patch in place...
| > 
| > I think it's the BKL stumbling on itself.
| 
| To demonstrate, try this:
| 
| # BIGFILENAME=`seq -s '' 1 1000`
| # ln -s $BIGFILENAME foo
| 
| instant deadlock :(
| 
| -Eric
| 

Eric, could you please try the following:

1) declare the spinlock in the top of inode.c as

	DEFINE_SPINLOCK(udf_drop_lock);

2) replace in udf_drop_inode()

	kernel_lock -> spin_lock(&udf_drop_lock);
	kernel_unlock -> spin_unlock(&udf_drop_lock);

I'm not sure if it help but you may try ;)

		Cyrill

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