Re: [PATCH 07/18] fs: rework icount to be a locked variable

From: Dave Chinner
Date: Fri Oct 15 2010 - 20:15:50 EST


On Wed, Oct 13, 2010 at 07:36:43AM -0400, Christoph Hellwig wrote:
> > - atomic_inc(&inode->i_count);
> > + spin_lock(&inode->i_lock);
> > + inode->i_ref++;
> > + spin_unlock(&inode->i_lock);
>
> Why isn't this using iref?
>
> > + spin_lock(&inode->i_lock);
> > + inode->i_ref++;
> > + spin_unlock(&inode->i_lock);
>
> Same here and in a couple of others.
>
> Hmm, I guess because the i_lock later covers other things around.
> But it still looks a bit weird.

Ok, I've changed them to iref() calls and convert them to open
coding later on when necessary.

Cheers,

Dave.
--
Dave Chinner
david@xxxxxxxxxxxxx
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