[PATCH v2 4/4] mm: migrate: Change to use bool type for 'page_was_mapped'

From: Baolin Wang
Date: Sun Aug 15 2021 - 02:26:34 EST


Change to use bool type for 'page_was_mapped' variable making it
more readable.

Signed-off-by: Baolin Wang <baolin.wang@xxxxxxxxxxxxxxxxx>
Reviewed-by: Yang Shi <shy828301@xxxxxxxxx>
---
mm/migrate.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/mm/migrate.c b/mm/migrate.c
index 433c083..82ae6da 100644
--- a/mm/migrate.c
+++ b/mm/migrate.c
@@ -957,7 +957,7 @@ static int __unmap_and_move(struct page *page, struct page *newpage,
int force, enum migrate_mode mode)
{
int rc = -EAGAIN;
- int page_was_mapped = 0;
+ bool page_was_mapped = false;
struct anon_vma *anon_vma = NULL;
bool is_lru = !__PageMovable(page);

@@ -1060,7 +1060,7 @@ static int __unmap_and_move(struct page *page, struct page *newpage,
VM_BUG_ON_PAGE(PageAnon(page) && !PageKsm(page) && !anon_vma,
page);
try_to_migrate(page, 0);
- page_was_mapped = 1;
+ page_was_mapped = true;
}

if (!page_mapped(page))
--
1.8.3.1