Re: [RFC] __ref annotation of function/data referencing __init/__exit

Jan Engelhardt
2008-01-29T19:55:34Z

On Jan 28 2008 22:38, Sam Ravnborg wrote:
>On Sat, Jan 26, 2008 at 07:44:54PM +0100, Sam Ravnborg wrote:
>> Today we have the following annotations for functions/data
>> referencing __init/__exit functions / data:
>>
>> __init_refok for functions
>> __initdata_refok for data
>>
>> and
>> _exit_refok for functions
>>
>> To simplify it and to introduce a shorter annotation I
>> will suggest the following annotation:
>>
>> __ref <= for functions (code) that
>> references __*init / __*exit
>> __refdata <= for variables
>> __refconst <= for const variables
>>
>
>This patch was includedin todays kbuild.git submission
>as I heard no negative feedback.

I would like to see some real-world example of __ref*.
When would you want to "reference" (function pointer?) an __init
function from outside another __init function?