[PATCH v2 2/7] mm/migrate: move migrate_vma_collect_skip()

From: Ralph Campbell
Date: Wed Sep 02 2020 - 13:01:17 EST


Move the definition of migrate_vma_collect_skip() to make it callable
by migrate_vma_collect_hole(). This helps make the next patch easier
to read.

Signed-off-by: Ralph Campbell <rcampbell@xxxxxxxxxx>
---
mm/migrate.c | 30 +++++++++++++++---------------
1 file changed, 15 insertions(+), 15 deletions(-)

diff --git a/mm/migrate.c b/mm/migrate.c
index 4f89360d9e77..ce16ed3deab6 100644
--- a/mm/migrate.c
+++ b/mm/migrate.c
@@ -2254,6 +2254,21 @@ int migrate_misplaced_transhuge_page(struct mm_struct *mm,
#endif /* CONFIG_NUMA */

#ifdef CONFIG_DEVICE_PRIVATE
+static int migrate_vma_collect_skip(unsigned long start,
+ unsigned long end,
+ struct mm_walk *walk)
+{
+ struct migrate_vma *migrate = walk->private;
+ unsigned long addr;
+
+ for (addr = start; addr < end; addr += PAGE_SIZE) {
+ migrate->dst[migrate->npages] = 0;
+ migrate->src[migrate->npages++] = 0;
+ }
+
+ return 0;
+}
+
static int migrate_vma_collect_hole(unsigned long start,
unsigned long end,
__always_unused int depth,
@@ -2282,21 +2297,6 @@ static int migrate_vma_collect_hole(unsigned long start,
return 0;
}

-static int migrate_vma_collect_skip(unsigned long start,
- unsigned long end,
- struct mm_walk *walk)
-{
- struct migrate_vma *migrate = walk->private;
- unsigned long addr;
-
- for (addr = start; addr < end; addr += PAGE_SIZE) {
- migrate->dst[migrate->npages] = 0;
- migrate->src[migrate->npages++] = 0;
- }
-
- return 0;
-}
-
static int migrate_vma_collect_pmd(pmd_t *pmdp,
unsigned long start,
unsigned long end,
--
2.20.1