From 931c38e16499a057e30a3033f4d6a9c242f0f156 Mon Sep 17 00:00:00 2001 From: Kemeng Shi Date: Fri, 14 Jul 2023 01:26:33 +0800 Subject: [PATCH] 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 Cc: Pavel Tatashin Signed-off-by: Andrew Morton --- arch/x86/include/asm/pgtable.h | 2 +- include/linux/page_table_check.h | 11 ++++------- include/linux/pgtable.h | 2 +- mm/page_table_check.c | 5 ++--- 4 files changed, 8 insertions(+), 12 deletions(-) diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h index 5d71f93..f07c610 100644 --- 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 --- 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 --- 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 --- 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)); -- 2.7.4