On Wed, 4 May 2022 01:12:26 +0000 Liam Howlett <liam.howlett@xxxxxxxxxx> wrote: > From: "Liam R. Howlett" <Liam.Howlett@xxxxxxxxxx> > > This rather specialised walk can use the VMA iterator. If this proves to > be too slow, we can write a custom routine to find the two largest gaps, > but it will be somewhat complicated, so let's see if we need it first. > > Update the kunit test case to use the maple tree. This also fixes an > issue with the kunit testcase not adding the last VMA to the list. > > Fixes: 17ccae8bb5c9 (mm/damon: add kunit tests) > Signed-off-by: Liam R. Howlett <Liam.Howlett@xxxxxxxxxx> > Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx> > Reviewed-by: SeongJae Park <sj@xxxxxxxxxx> > --- > mm/damon/vaddr-test.h | 37 +++++++++++------------------- > mm/damon/vaddr.c | 53 ++++++++++++++++++++++--------------------- > 2 files changed, 40 insertions(+), 50 deletions(-) > > diff --git a/mm/damon/vaddr-test.h b/mm/damon/vaddr-test.h > index 5431da4fe9d4..dbf2b8759607 100644 > --- a/mm/damon/vaddr-test.h > +++ b/mm/damon/vaddr-test.h > @@ -13,34 +13,21 @@ > #define _DAMON_VADDR_TEST_H > > #include <kunit/test.h> > +#include "../../mm/internal.h" V9 maple tree patchset has moved the definition of vma_mas_store() from internal.h to mmap.c, so inclusion of internal.h wouldn't needed here, right? If we end up moving the definitions back to internal.h, because this file is under mm/damon/, we can also use shorter include path, "../internal.h". Thanks, SJ [...]