diff mbox series

[04/10] mm: migrate: change to use bool type for 'page_was_mapped'

Message ID 20210908221806.ykzxWtvhy%akpm@linux-foundation.org (mailing list archive)
State New
Headers show
Series [01/10] mm/vmstat: protect per cpu variables with preempt disable on RT | expand

Commit Message

Andrew Morton Sept. 8, 2021, 10:18 p.m. UTC 
From: Baolin Wang <baolin.wang@linux.alibaba.com>
Subject: mm: migrate: change to use bool type for 'page_was_mapped'

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

Link: https://lkml.kernel.org/r/ce1279df18d2c163998c403e0b5ec6d3f6f90f7a.1629447552.git.baolin.wang@linux.alibaba.com
Signed-off-by: Baolin Wang <baolin.wang@linux.alibaba.com>
Reviewed-by: Yang Shi <shy828301@gmail.com>
Cc: Alistair Popple <apopple@nvidia.com>
Cc: Matthew Wilcox <willy@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 mm/migrate.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
diff mbox series

Patch

--- a/mm/migrate.c~mm-migrate-change-to-use-bool-type-for-page_was_mapped
+++ a/mm/migrate.c
@@ -960,7 +960,7 @@  static int __unmap_and_move(struct page
 				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);
 
@@ -1063,7 +1063,7 @@  static int __unmap_and_move(struct page
 		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))