linux-kernel - Re: [PATCH 1/8] rsxx: Adding in debugfs entries.

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Message-ID: <20130502140444.GA10306@oc6784271780.ibm.com>
Date:	Thu, 2 May 2013 09:04:44 -0500
From:	"Philip J. Kelleher" <pjk1939@...ux.vnet.ibm.com>
To:	Jens Axboe <axboe@...nel.dk>
Cc:	linux-kernel@...r.kernel.org, klebers@...ux.vnet.ibm.com,
	brking@...ux.vnet.ibm.com
Subject: Re: [PATCH 1/8] rsxx: Adding in debugfs entries.

On Thu, May 02, 2013 at 10:03:25AM +0200, Jens Axboe wrote:
> On Wed, May 01 2013, Philip J. Kelleher wrote:
> >  #define NO_LEGACY 0
> > +#define DEBUGFS_NULL NULL
> >  
> > +static struct dentry *rsxx_debugfs_root = DEBUGFS_NULL;
> 
> What's the point of DEBUGFS_NULL?

Well, orginally, I had rsxx_debugfs_root initialized to NULL but
the checkpatch script told me not to initialize directly with 0
or NULL. So my solution is the #define macro.

> 
> -- 
> Jens Axboe
> 


Thanks
-Philip Kelleher

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