From: Pasha Tatashin <pasha.tatashin@soleen.com>
To: pasha.tatashin@soleen.com, linux-kernel@vger.kernel.org,
linux-mm@kvack.org, akpm@linux-foundation.org,
rientjes@google.com, pjt@google.com, weixugc@google.com,
gthelen@google.com, mingo@redhat.com, will@kernel.org,
rppt@kernel.org, dave.hansen@linux.intel.com, hpa@zytor.com,
aneesh.kumar@linux.ibm.com, jirislaby@kernel.org,
songmuchun@bytedance.com, qydwhotmail@gmail.com,
hughd@google.com, ziy@nvidia.com, anshuman.khandual@arm.com
Subject: [PATCH v2 3/3] mm/page_table_check: use unsigned long for page counters
Date: Thu, 20 Jan 2022 19:12:50 +0000 [thread overview]
Message-ID: <20220120191250.2671557-4-pasha.tatashin@soleen.com> (raw)
In-Reply-To: <20220120191250.2671557-1-pasha.tatashin@soleen.com>
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
prev parent reply other threads:[~2022-01-20 19:13 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-01-20 19:12 [PATCH v2 0/3] page table check fixes and cleanups Pasha Tatashin
2022-01-20 19:12 ` [PATCH v2 1/3] mm/debug_vm_pgtable: remove pte entry from the page table Pasha Tatashin
2022-01-21 3:37 ` Anshuman Khandual
2022-01-21 14:03 ` Pasha Tatashin
2022-01-20 19:12 ` [PATCH v2 2/3] mm/page_table_check: check entries at pud and pmd levels Pasha Tatashin
2022-01-20 19:19 ` Wei Xu
2022-01-21 19:32 ` Pasha Tatashin
2022-01-20 19:12 ` Pasha Tatashin [this message]
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