mm/page_table_check: remove unused parameter in [__]page_table_check_pud_clear

Remove unused addr in __page_table_check_pud_clear and
page_table_check_pud_clear.

Link: https://lkml.kernel.org/r/20230713172636.1705415-6-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>

diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h
index 5d71f93..f07c610 100644 (file)
--- a/arch/x86/include/asm/pgtable.h
+++ b/arch/x86/include/asm/pgtable.h
@@ -1144,7 +1144,7 @@ static inline pud_t pudp_huge_get_and_clear(struct mm_struct *mm,
 {
        pud_t pud = native_pudp_get_and_clear(pudp);
 
-       page_table_check_pud_clear(mm, addr, pud);
+       page_table_check_pud_clear(mm, pud);
 
        return pud;
 }

diff --git a/include/linux/page_table_check.h b/include/linux/page_table_check.h
index 0f777bc..5c9dc84 100644 (file)
--- a/include/linux/page_table_check.h
+++ b/include/linux/page_table_check.h
@@ -16,8 +16,7 @@ extern struct page_ext_operations page_table_check_ops;
 void __page_table_check_zero(struct page *page, unsigned int order);
 void __page_table_check_pte_clear(struct mm_struct *mm, pte_t pte);
 void __page_table_check_pmd_clear(struct mm_struct *mm, pmd_t pmd);
-void __page_table_check_pud_clear(struct mm_struct *mm, unsigned long addr,
-                                 pud_t pud);
+void __page_table_check_pud_clear(struct mm_struct *mm, pud_t pud);
 void __page_table_check_pte_set(struct mm_struct *mm, unsigned long addr,
                                pte_t *ptep, pte_t pte);
 void __page_table_check_pmd_set(struct mm_struct *mm, unsigned long addr,
@@ -60,13 +59,12 @@ static inline void page_table_check_pmd_clear(struct mm_struct *mm, pmd_t pmd)
        __page_table_check_pmd_clear(mm, pmd);
 }
 
-static inline void page_table_check_pud_clear(struct mm_struct *mm,
-                                             unsigned long addr, pud_t pud)
+static inline void page_table_check_pud_clear(struct mm_struct *mm, pud_t pud)
 {
        if (static_branch_likely(&page_table_check_disabled))
                return;
 
-       __page_table_check_pud_clear(mm, addr, pud);
+       __page_table_check_pud_clear(mm, pud);
 }
 
 static inline void page_table_check_pte_set(struct mm_struct *mm,
@@ -127,8 +125,7 @@ static inline void page_table_check_pmd_clear(struct mm_struct *mm, pmd_t pmd)
 {
 }
 
-static inline void page_table_check_pud_clear(struct mm_struct *mm,
-                                             unsigned long addr, pud_t pud)
+static inline void page_table_check_pud_clear(struct mm_struct *mm, pud_t pud)
 {
 }
 

diff --git a/include/linux/pgtable.h b/include/linux/pgtable.h
index 3edef5e..5f36c05 100644 (file)
--- a/include/linux/pgtable.h
+++ b/include/linux/pgtable.h
@@ -438,7 +438,7 @@ static inline pud_t pudp_huge_get_and_clear(struct mm_struct *mm,
        pud_t pud = *pudp;
 
        pud_clear(pudp);
-       page_table_check_pud_clear(mm, address, pud);
+       page_table_check_pud_clear(mm, pud);
 
        return pud;
 }

diff --git a/mm/page_table_check.c b/mm/page_table_check.c
index 51f2274..2643135 100644 (file)
--- a/mm/page_table_check.c
+++ b/mm/page_table_check.c
@@ -171,8 +171,7 @@ void __page_table_check_pmd_clear(struct mm_struct *mm, pmd_t pmd)
 }
 EXPORT_SYMBOL(__page_table_check_pmd_clear);
 
-void __page_table_check_pud_clear(struct mm_struct *mm, unsigned long addr,
-                                 pud_t pud)
+void __page_table_check_pud_clear(struct mm_struct *mm, pud_t pud)
 {
        if (&init_mm == mm)
                return;
@@ -217,7 +216,7 @@ void __page_table_check_pud_set(struct mm_struct *mm, unsigned long addr,
        if (&init_mm == mm)
                return;
 
-       __page_table_check_pud_clear(mm, addr, *pudp);
+       __page_table_check_pud_clear(mm, *pudp);
        if (pud_user_accessible_page(pud)) {
                page_table_check_set(pud_pfn(pud), PUD_SIZE >> PAGE_SHIFT,
                                     pud_write(pud));