linux-kernel - Re: The current status of info, err and warn macros in kernel

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Date:	Sun, 26 Apr 2009 20:06:52 +0300
From:	Ozan Çağlayan <ozan@...dus.org.tr>
To:	Tilman Schmidt <t.schmidt@...enixsoftware.de>
CC:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: The current status of info, err and warn macros in kernel

Tilman Schmidt wrote:
> Ozan Çağlayan schrieb:
>   
>> I noticed that I can't compile some out-of-tree modules like lirc,
>> lmpcm_usb on my 2.6.30_rc* source tree.
>> The compiler aborts saying "implicit declaration of function 'info'". [...] 
>> I don't think that those macros are completely removed because it seems
>> that they're still heavily in use
>> after grepping on current linus-2.6 tree.
>>     
>
> Your grepping must have been inexact. info() and warn() have been removed
> completely in 2.6.29 already, and are indeed used nowhere in the current
> tree. (err() is still there, though probably not for long.)
>
> Suitable replacements are either the dev_* macros from device.h (only
> usable if there is a reliably valid device pointer available - be
> careful when using them in error handling!) or the pr_* macros from
> kernel.h with an appropriate definition of pr_fmt(f).
>   

Thanks for the answer,

Regards,
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