[PATCH 2/8] mm/page_table_check: remove unused parameters in page_table_check_set()

From: Kemeng Shi
Date: Thu Jul 13 2023 - 05:26:10 EST


Remove unused mm and addr in page_table_check_set().

Signed-off-by: Kemeng Shi <shikemeng@xxxxxxxxxxxxxxx>
---
mm/page_table_check.c | 12 ++++--------
1 file changed, 4 insertions(+), 8 deletions(-)

diff --git a/mm/page_table_check.c b/mm/page_table_check.c
index 9477b93d8463..53a9a1e4f342 100644
--- a/mm/page_table_check.c
+++ b/mm/page_table_check.c
@@ -94,8 +94,7 @@ static void page_table_check_clear(unsigned long pfn, unsigned long pgcnt)
* verify that it is of correct type and is not being mapped with a different
* type to a different process.
*/
-static void page_table_check_set(struct mm_struct *mm, unsigned long addr,
- unsigned long pfn, unsigned long pgcnt,
+static void page_table_check_set(unsigned long pfn, unsigned long pgcnt,
bool rw)
{
struct page_ext *page_ext;
@@ -194,8 +193,7 @@ void __page_table_check_pte_set(struct mm_struct *mm, unsigned long addr,

__page_table_check_pte_clear(mm, addr, ptep_get(ptep));
if (pte_user_accessible_page(pte)) {
- page_table_check_set(mm, addr, pte_pfn(pte),
- PAGE_SIZE >> PAGE_SHIFT,
+ page_table_check_set(pte_pfn(pte), PAGE_SIZE >> PAGE_SHIFT,
pte_write(pte));
}
}
@@ -209,8 +207,7 @@ void __page_table_check_pmd_set(struct mm_struct *mm, unsigned long addr,

__page_table_check_pmd_clear(mm, addr, *pmdp);
if (pmd_user_accessible_page(pmd)) {
- page_table_check_set(mm, addr, pmd_pfn(pmd),
- PMD_SIZE >> PAGE_SHIFT,
+ page_table_check_set(pmd_pfn(pmd), PMD_SIZE >> PAGE_SHIFT,
pmd_write(pmd));
}
}
@@ -224,8 +221,7 @@ void __page_table_check_pud_set(struct mm_struct *mm, unsigned long addr,

__page_table_check_pud_clear(mm, addr, *pudp);
if (pud_user_accessible_page(pud)) {
- page_table_check_set(mm, addr, pud_pfn(pud),
- PUD_SIZE >> PAGE_SHIFT,
+ page_table_check_set(pud_pfn(pud), PUD_SIZE >> PAGE_SHIFT,
pud_write(pud));
}
}
--
2.30.0