[PATCH 2/3] mm/vma: Make vma_is_foreign() available for general use

[Vlastimil Babka]

On 2/26/20 5:50 AM, Anshuman Khandual wrote:
> Idea of a foreign VMA with respect to the present context is very generic.
> But currently there are two identical definitions for this in powerpc and
> x86 platforms. Lets consolidate those redundant definitions while making
> vma_is_foreign() available for general use later. This should not cause
> any functional change.
> 
> Cc: Paul Mackerras <paulus at samba.org>
> Cc: Michael Ellerman <mpe at ellerman.id.au>
> Cc: Thomas Gleixner <tglx at linutronix.de>
> Cc: Ingo Molnar <mingo at redhat.com>
> Cc: Andrew Morton <akpm at linux-foundation.org>
> Cc: x86 at kernel.org
> Cc: linuxppc-dev at lists.ozlabs.org
> Cc: linux-kernel at vger.kernel.org
> Cc: linux-mm at kvack.org
> Signed-off-by: Anshuman Khandual <anshuman.khandual at arm.com>

Some comment for the function wouln't hurt, but perhaps it is self-explanatory
enough.

Acked-by: Vlastimil Babka <vbabka at suse.cz>