Re: [PATCH v2 4/7] mm: move internal core VMA manipulation functions to own file

[Liam R. Howlett]

* Lorenzo Stoakes <lorenzo.stoakes@xxxxxxxxxx> [240704 15:28]:
> This patch introduces vma.c and moves internal core VMA manipulation
> functions to this file from mmap.c.
> 
> This allows us to isolate VMA functionality in a single place such that we
> can create userspace testing code that invokes this functionality in an
> environment where we can implement simple unit tests of core functionality.
> 
> This patch ensures that core VMA functionality is explicitly marked as such
> by its presence in mm/vma.h.
> 
> It also places the header includes required by vma.c in vma_internal.h,
> which is simply imported by vma.c. This makes the VMA functionality
> testable, as userland testing code can simply stub out functionality
> as required.
> 
> Signed-off-by: Lorenzo Stoakes <lorenzo.stoakes@xxxxxxxxxx>

Reviewed-by: Liam R. Howlett <Liam.Howlett@xxxxxxxxxx>