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

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Message-ID: <20130502080325.GF7800@kernel.dk>
Date:	Thu, 2 May 2013 10:03:25 +0200
From:	Jens Axboe <axboe@...nel.dk>
To:	"Philip J. Kelleher" <pjk1939@...ux.vnet.ibm.com>
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 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?

-- 
Jens Axboe

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