Re: [PATCH] Busy inodes after unmount, be more verbose in generic_shutdown_super

[Jan Blunck <jblunck@suse.de>]

On Wed, Mar 08, Balbir Singh wrote:

> 
> wait_on_prunes() breaks out if sb->prunes == 0. What if shrink_dcache_parent()
> now calls select_parent(). select_parent() could still find entries 
> with d_count > 0 and skip them and shrink_dcache_memory() can still cause
> the race condition to occur.
> 
> I think pushing wait_on_prunes() to after shrink_dcache_parent() will
> most likely solve the race.
> 

This is why I used to let shrink_dache_parent() only return after an
unsuccessfull select_parent() after a wait.

Regards,
	Jan

-- 
Jan Blunck                                               jblunck@suse.de
SuSE LINUX AG - A Novell company
Maxfeldstr. 5                                          +49-911-74053-608
D-90409 Nürnberg                                      http://www.suse.de
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