[PATCH] arm/vdso: introduce vdso_mremap hook

[Dmitry Safonov]

On 11/07/2016 09:27 PM, Russell King - ARM Linux wrote:
> On Tue, Nov 01, 2016 at 08:22:14PM +0300, Dmitry Safonov wrote:
>> diff --git a/arch/arm/kernel/vdso.c b/arch/arm/kernel/vdso.c
>> index 53cf86cf2d1a..d1001f87c2f6 100644
>> --- a/arch/arm/kernel/vdso.c
>> +++ b/arch/arm/kernel/vdso.c
>> @@ -54,8 +54,11 @@ static const struct vm_special_mapping vdso_data_mapping = {
>>  	.pages = &vdso_data_page,
>>  };
>>
>> +static int vdso_mremap(const struct vm_special_mapping *sm,
>> +		struct vm_area_struct *new_vma);
>
> I'd much rather avoid this forward declaration.  Is there any reason the
> function body can't be here?
>

Well, I didn't want it to be in the middle of static file variables -
those looks nice at this moment just on top of the file.
No other than that.

-- 
              Dmitry