[PATCH] mm.h: Fix "mm: Add temporary vma iterator versions of vma_merge(), split_vma(), and __split_vma()

[Andrew Morton]

On Mon, 9 Jan 2023 20:53:22 +0000 Liam Howlett <liam.howlett at oracle.com> wrote:

> The extern definition of __split_vma() was removed too early.  Re-add it
> and remove it once the users are all converted.

I think I sorted this out.

__split_vma() can be made static to mmap.c?