linux-kernel - RE: [char-misc-next] mei: add debugfs hooks

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Date:	Fri, 5 Apr 2013 12:40:08 +0000
From:	"Winkler, Tomas" <tomas.winkler@...el.com>
To:	Arnd Bergmann <arnd@...db.de>
CC:	"gregkh@...uxfoundation.org" <gregkh@...uxfoundation.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: RE: [char-misc-next] mei: add debugfs hooks


> On Friday 05 April 2013, Tomas Winkler wrote:
> > debugfs exposes device state and list of me clients and their
> > properties
> >
> > Signed-off-by: Tomas Winkler <tomas.winkler@...el.com>
> 
> Just one small comment:
> 
> > +#define DEBUGFS_ADD_FILE(_mei, name, parent, mode)	\
> > +	debugfs_create_file(#name, mode, parent,	\
> > +			_mei, &mei_dbgfs_fops_##name)
> 
> 
> This macro seems to obfuscate more than it helps. In general, string
> concatenation in macros is problematic because it means you can no longer
> grep for where a symbols is being used.
> 
This is very common shortcut  mostly used in wireless drivers,
vut I don't mind to open code this, I will resubmit version two,  this patch also needs a fix in the Makefile

Thanks
Tomas

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