[PATCH 3/3] mm/page_table_check: use unsigned long for page counters

From: Pasha Tatashin
Date: Wed Jan 19 2022 - 23:25:28 EST


For the consistency, use "unsigned long" for all page counters.

Signed-off-by: Pasha Tatashin <pasha.tatashin@xxxxxxxxxx>
---
mm/page_table_check.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/mm/page_table_check.c b/mm/page_table_check.c
index 2341ac382cd5..22dd285ab8d5 100644
--- a/mm/page_table_check.c
+++ b/mm/page_table_check.c
@@ -86,8 +86,8 @@ static void page_table_check_clear(struct mm_struct *mm, unsigned long addr,
{
struct page_ext *page_ext;
struct page *page;
+ unsigned long i;
bool anon;
- int i;

if (!pfn_valid(pfn))
return;
@@ -121,8 +121,8 @@ static void page_table_check_set(struct mm_struct *mm, unsigned long addr,
{
struct page_ext *page_ext;
struct page *page;
+ unsigned long i;
bool anon;
- int i;

if (!pfn_valid(pfn))
return;
@@ -186,10 +186,10 @@ static void pmd_clear_level(struct mm_struct *mm, unsigned long addr,
void __page_table_check_zero(struct page *page, unsigned int order)
{
struct page_ext *page_ext = lookup_page_ext(page);
- int i;
+ unsigned long i;

BUG_ON(!page_ext);
- for (i = 0; i < (1 << order); i++) {
+ for (i = 0; i < (1ul << order); i++) {
struct page_table_check *ptc = get_page_table_check(page_ext);

BUG_ON(atomic_read(&ptc->anon_map_count));
--
2.34.1.703.g22d0c6ccf7-goog