From: Baolin Wang <baolin.wang@linux.alibaba.com>
Date: Tue, 24 Aug 2021 00:00:16 +0000 (+1000)
Subject: mm: migrate: change to use bool type for 'page_was_mapped'
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=f362a75786d39e4d4809850817dadc068520516d;p=users%2Fjedix%2Flinux-maple.git

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>
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
---

diff --git a/mm/migrate.c b/mm/migrate.c
index 0e7da2d0a024..dbfa4ef4edef 100644
--- a/mm/migrate.c
+++ b/mm/migrate.c
@@ -953,7 +953,7 @@ 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);
 
@@ -1056,7 +1056,7 @@ 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))