diff options
| author | Baolin Wang <baolin.wang@linux.alibaba.com> | 2026-03-21 14:42:50 +0800 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2026-04-05 13:53:35 -0700 |
| commit | 06c4dfa3ced61635895d0e258da8dc63da539f42 (patch) | |
| tree | 22305a58e6462b29b720efbb57d62bd6089cf145 /include/linux | |
| parent | a62ca3f40feaaaf0dfc4db1f2edeca5a70f4123d (diff) | |
mm: change to return bool for ptep_clear_flush_young()/clear_flush_young_ptes()
The ptep_clear_flush_young() and clear_flush_young_ptes() are used to
clear the young flag and flush the TLB, returning whether the young flag
was set. Change the return type to bool to make the intention clearer.
Link: https://lkml.kernel.org/r/24af5144b96103631594501f77d4525f2475c1be.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>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/pgtable.h | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/include/linux/pgtable.h b/include/linux/pgtable.h index 8e75dc9f7932..99450a3b0705 100644 --- a/include/linux/pgtable.h +++ b/include/linux/pgtable.h @@ -531,8 +531,8 @@ static inline int pmdp_test_and_clear_young(struct vm_area_struct *vma, #endif #ifndef __HAVE_ARCH_PTEP_CLEAR_YOUNG_FLUSH -int ptep_clear_flush_young(struct vm_area_struct *vma, - unsigned long address, pte_t *ptep); +bool ptep_clear_flush_young(struct vm_area_struct *vma, + unsigned long address, pte_t *ptep); #endif #ifndef __HAVE_ARCH_PMDP_CLEAR_YOUNG_FLUSH @@ -1086,10 +1086,10 @@ static inline void wrprotect_ptes(struct mm_struct *mm, unsigned long addr, * Context: The caller holds the page table lock. The PTEs map consecutive * pages that belong to the same folio. The PTEs are all in the same PMD. */ -static inline int clear_flush_young_ptes(struct vm_area_struct *vma, +static inline bool clear_flush_young_ptes(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep, unsigned int nr) { - int young = 0; + bool young = false; for (;;) { young |= ptep_clear_flush_young(vma, addr, ptep); |