mm/page_table_check: remove unused parameters in page_table_check_set()
authorKemeng Shi <shikemeng@huaweicloud.com>
Thu, 13 Jul 2023 17:26:30 +0000 (01:26 +0800)
committerAndrew Morton <akpm@linux-foundation.org>
Fri, 18 Aug 2023 17:12:28 +0000 (10:12 -0700)
Remove unused mm and addr in page_table_check_set().

Link: https://lkml.kernel.org/r/20230713172636.1705415-3-shikemeng@huaweicloud.com
Signed-off-by: Kemeng Shi <shikemeng@huaweicloud.com>
Cc: Pavel Tatashin <pasha.tatashin@soleen.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
mm/page_table_check.c

index 9477b93..53a9a1e 100644 (file)
@@ -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));
        }
 }