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mm: change to return bool for pudp_test_and_clear_young()

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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.

Link: https://lkml.kernel.org/r/2c56fe52c1bf9404145274d7e91d4a65060f6c7c.1774075004.git.baolin.wang@linux.alibaba.com
Signed-off-by: Baolin Wang <baolin.wang@linux.alibaba.com>
Reviewed-by: Ritesh Harjani (IBM) <ritesh.list@gmail.com>
Reviewed-by: Lorenzo Stoakes (Oracle) <ljs@kernel.org>
Acked-by: David Hildenbrand (Arm) <david@kernel.org>
Cc: Liam Howlett <liam.howlett@oracle.com>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Mike Rapoport <rppt@kernel.org>
Cc: Suren Baghdasaryan <surenb@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Baolin Wang
2026-03-21 14:42:53 +08:00
committed by Andrew Morton
parent 2d46a39747
commit fb87c88272
5 changed files with 14 additions and 14 deletions
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10
arch/powerpc/include/asm/book3s/64/pgtable.h
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@@ -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,
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);
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