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From:   Pasha Tatashin <pasha.tatashin@soleen.com>
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Subject: [PATCH v2 3/3] mm/page_table_check: use unsigned long for page counters
Date:   Thu, 20 Jan 2022 19:12:50 +0000
Message-Id: <20220120191250.2671557-4-pasha.tatashin@soleen.com>
In-Reply-To: <20220120191250.2671557-1-pasha.tatashin@soleen.com>
References: <20220120191250.2671557-1-pasha.tatashin@soleen.com>
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For the consistency, use "unsigned long" for all page counters.

Signed-off-by: Pasha Tatashin <pasha.tatashin@soleen.com>
Reviewed-by: Wei Xu <weixugc@google.com>
---
 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 877d967742bc..f1db4de8bed2 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;
@@ -176,10 +176,10 @@ 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