Re: [Xen-devel] [PATCH 1/6] arm/setup: Add missing __init to add_boot_module

[Julien Grall <julien.grall@xxxxxxxxxx>]

On 16/01/15 16:28, Andrew Cooper wrote:
> On 16/01/15 16:20, Julien Grall wrote:
>> add_boot_module is calling a function which lies in the init section.
>> Furthermore, it's only used during Xen boot.
>>
>> Signed-off-by: Julien Grall <julien.grall@xxxxxxxxxx>
>> ---
>>  xen/arch/arm/setup.c        | 6 +++---
>>  xen/include/asm-arm/setup.h | 8 ++++----
>>  2 files changed, 7 insertions(+), 7 deletions(-)
>>
>> diff --git a/xen/arch/arm/setup.c b/xen/arch/arm/setup.c
>> index f49569d..5fc27ce0 100644
>> --- a/xen/arch/arm/setup.c
>> +++ b/xen/arch/arm/setup.c
>> @@ -185,9 +185,9 @@ static void dt_unreserved_regions(paddr_t s, paddr_t e,
>>      cb(s, e);
>>  }
>>  
>> -struct bootmodule *add_boot_module(bootmodule_kind kind,
>> -                                   paddr_t start, paddr_t size,
>> -                                   const char *cmdline)
>> +struct bootmodule __init *add_boot_module(bootmodule_kind kind,
> 
> __init should be after the type, rather than spliced into the middle of it.

Ok.

> "struct bootmodule * __init add_boot_module(...)" should work.
> 
> However, only static functions should be annotated at the definition. 
> non-static functions can get their annotation from the declaration alone.

It's useful for documentation purpose... You directly know this function
should be only used during Xen boot time.

Regards,

-- 
Julien Grall

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