The pudp_test_and_clear_young() is used to clear the young flag, returning whether the young flag was set for this PUD entry. Change the return type to bool to make the intention clearer.
Signed-off-by: Baolin Wang <[email protected]> --- arch/powerpc/include/asm/book3s/64/pgtable.h | 10 +++++----- arch/powerpc/mm/book3s64/pgtable.c | 4 ++-- arch/riscv/include/asm/pgtable.h | 4 ++-- arch/x86/include/asm/pgtable.h | 4 ++-- arch/x86/mm/pgtable.c | 6 +++--- 5 files changed, 14 insertions(+), 14 deletions(-) diff --git a/arch/powerpc/include/asm/book3s/64/pgtable.h b/arch/powerpc/include/asm/book3s/64/pgtable.h index 0f34011665a6..083c4b9ed5b3 100644 --- a/arch/powerpc/include/asm/book3s/64/pgtable.h +++ b/arch/powerpc/include/asm/book3s/64/pgtable.h @@ -1172,13 +1172,13 @@ static inline bool __pmdp_test_and_clear_young(struct mm_struct *mm, return ((old & _PAGE_ACCESSED) != 0); } -static inline int __pudp_test_and_clear_young(struct mm_struct *mm, - unsigned long addr, pud_t *pudp) +static inline bool __pudp_test_and_clear_young(struct mm_struct *mm, + unsigned long addr, pud_t *pudp) { unsigned long old; if ((pud_raw(*pudp) & cpu_to_be64(_PAGE_ACCESSED | H_PAGE_HASHPTE)) == 0) - return 0; + return false; old = pud_hugepage_update(mm, addr, pudp, _PAGE_ACCESSED, 0); return ((old & _PAGE_ACCESSED) != 0); } @@ -1303,8 +1303,8 @@ extern int pudp_set_access_flags(struct vm_area_struct *vma, extern bool pmdp_test_and_clear_young(struct vm_area_struct *vma, unsigned long address, pmd_t *pmdp); #define __HAVE_ARCH_PUDP_TEST_AND_CLEAR_YOUNG -extern int pudp_test_and_clear_young(struct vm_area_struct *vma, - unsigned long address, pud_t *pudp); +extern bool pudp_test_and_clear_young(struct vm_area_struct *vma, + unsigned long address, pud_t *pudp); #define __HAVE_ARCH_PMDP_HUGE_GET_AND_CLEAR diff --git a/arch/powerpc/mm/book3s64/pgtable.c b/arch/powerpc/mm/book3s64/pgtable.c index aed39bba891e..838cb4a8e2cf 100644 --- a/arch/powerpc/mm/book3s64/pgtable.c +++ b/arch/powerpc/mm/book3s64/pgtable.c @@ -104,8 +104,8 @@ bool pmdp_test_and_clear_young(struct vm_area_struct *vma, return __pmdp_test_and_clear_young(vma->vm_mm, address, pmdp); } -int pudp_test_and_clear_young(struct vm_area_struct *vma, - unsigned long address, pud_t *pudp) +bool pudp_test_and_clear_young(struct vm_area_struct *vma, + unsigned long address, pud_t *pudp) { return __pudp_test_and_clear_young(vma->vm_mm, address, pudp); } diff --git a/arch/riscv/include/asm/pgtable.h b/arch/riscv/include/asm/pgtable.h index bac559d29036..88fa63186ca5 100644 --- a/arch/riscv/include/asm/pgtable.h +++ b/arch/riscv/include/asm/pgtable.h @@ -1109,8 +1109,8 @@ static inline int pudp_set_access_flags(struct vm_area_struct *vma, return ptep_set_access_flags(vma, address, (pte_t *)pudp, pud_pte(entry), dirty); } -static inline int pudp_test_and_clear_young(struct vm_area_struct *vma, - unsigned long address, pud_t *pudp) +static inline bool pudp_test_and_clear_young(struct vm_area_struct *vma, + unsigned long address, pud_t *pudp) { return ptep_test_and_clear_young(vma, address, (pte_t *)pudp); } diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h index f9439449c9bd..6ca1fdd25191 100644 --- a/arch/x86/include/asm/pgtable.h +++ b/arch/x86/include/asm/pgtable.h @@ -1297,8 +1297,8 @@ extern int pudp_set_access_flags(struct vm_area_struct *vma, #define __HAVE_ARCH_PMDP_TEST_AND_CLEAR_YOUNG extern bool pmdp_test_and_clear_young(struct vm_area_struct *vma, unsigned long addr, pmd_t *pmdp); -extern int pudp_test_and_clear_young(struct vm_area_struct *vma, - unsigned long addr, pud_t *pudp); +extern bool pudp_test_and_clear_young(struct vm_area_struct *vma, + unsigned long addr, pud_t *pudp); #define __HAVE_ARCH_PMDP_CLEAR_YOUNG_FLUSH extern bool pmdp_clear_flush_young(struct vm_area_struct *vma, diff --git a/arch/x86/mm/pgtable.c b/arch/x86/mm/pgtable.c index 8c336edf0e65..2677dcf0bbce 100644 --- a/arch/x86/mm/pgtable.c +++ b/arch/x86/mm/pgtable.c @@ -470,10 +470,10 @@ bool pmdp_test_and_clear_young(struct vm_area_struct *vma, #endif #ifdef CONFIG_TRANSPARENT_HUGEPAGE -int pudp_test_and_clear_young(struct vm_area_struct *vma, - unsigned long addr, pud_t *pudp) +bool pudp_test_and_clear_young(struct vm_area_struct *vma, + unsigned long addr, pud_t *pudp) { - int ret = 0; + bool ret = false; if (pud_young(*pudp)) ret = test_and_clear_bit(_PAGE_BIT_ACCESSED, -- 2.47.3
