Re: [RFC/PATCH 2/8] revoke: inode revoke lock V7

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Hi Jonathan,

(Thanks for the review!)

On Tue, 18 Dec 2007, Jonathan Corbet wrote:
> This is a relatively minor detail in the rather bigger context of this
> patch, but...
> 
> > @@ -642,6 +644,7 @@ struct inode {
> >  	struct list_head	inotify_watches; /* watches on this inode */
> >  	struct mutex		inotify_mutex;	/* protects the watches list */
> >  #endif
> > +	wait_queue_head_t	i_revoke_wait;
> 
> That seems like a relatively hefty addition to every inode in the system
> when revoke - I think - will be a fairly rare operation.  Would there be
> any significant cost to using a single, global revoke-wait queue instead
> of growing the inode structure?

No, that's a good idea. I'll change it for the next patchset. Thanks!

                       Pekka
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