Re: some questions about __get_vm_area_node

[David Rientjes]

On Thu, 5 Apr 2012, vichy wrote:

> Hi all:
> I have a question about __get_vm_area_node.
> Q. Why we announce "static struct vmap_area *va;" instead of "struct
> vmap_area *va;"
> I cannot see is there any benefit to take this variable as static.
> 

You're right, there's no need for it to be static.  However, you're 
looking at an old tree.

This was fixed with 0006526d78e9 ("mm/vmalloc.c: remove static declaration 
of va from __get_vm_area_node") in 3.3.
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