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Fri, 27 Feb 2026 17:44:53 +0800 From: Baolin Wang To: akpm@linux-foundation.org, david@kernel.org Cc: catalin.marinas@arm.com, will@kernel.org, lorenzo.stoakes@oracle.com, ryan.roberts@arm.com, Liam.Howlett@oracle.com, vbabka@suse.cz, rppt@kernel.org, surenb@google.com, mhocko@suse.com, riel@surriel.com, harry.yoo@oracle.com, jannh@google.com, willy@infradead.org, baohua@kernel.org, dev.jain@arm.com, axelrasmussen@google.com, yuanchu@google.com, weixugc@google.com, hannes@cmpxchg.org, zhengqi.arch@bytedance.com, shakeel.butt@linux.dev, baolin.wang@linux.alibaba.com, linux-mm@kvack.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 2/6] mm: rename ptep/pmdp_clear_young_notify() to ptep/pmdp_test_and_clear_young_notify() Date: Fri, 27 Feb 2026 17:44:36 +0800 Message-ID: <283d103c5131e32879bd847263c93b768df64d15.1772185080.git.baolin.wang@linux.alibaba.com> X-Mailer: git-send-email 2.47.3 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Stat-Signature: cd6kmauj453egbfkj9pyphuwn94eu1d6 X-Rspam-User: X-Rspamd-Queue-Id: 41D5120003 X-Rspamd-Server: rspam04 X-HE-Tag: 1772185500-348393 X-HE-Meta: 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 /RSXW4lN YyjnC+alE2zbQaPzS8hsqgQCwqBdbyC16K9iRaLin2Nlcfa5sx3hgjicRDDWZ4jg/VQw/eIJPYoBerSwWJQcOJChAIhlmiMLXDhq4m5SJeBWDB4Ggv+nuzUYSh1fGyNEsjf0R9neI7z0a95RF/NtYC3NXqmGMbI+G1i0JY4hNovVGzqEIrtAxjdA3v1XxJpbCU4LYk6WmKgOg0dm8el8gUf/lHv/aOhOR4p98WsyXd03J6qNVQKi+UXyCqyY780nXJ/nxImQl7mJR7wNaXr2GiVLADxNhHzxZB1TdvGDu/o9LYzbeA8ZOBvx6hWgFp8hq9L/t Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Rename ptep/pmdp_clear_young_notify() to ptep/pmdp_test_and_clear_young_notify() to make the function names consistent. Suggested-by: David Hildenbrand (Arm) Signed-off-by: Baolin Wang --- mm/internal.h | 8 ++++---- mm/vmscan.c | 8 ++++---- 2 files changed, 8 insertions(+), 8 deletions(-) diff --git a/mm/internal.h b/mm/internal.h index f27cdad98c1e..af04b177f21f 100644 --- a/mm/internal.h +++ b/mm/internal.h @@ -1814,7 +1814,7 @@ static inline int pmdp_clear_flush_young_notify(struct vm_area_struct *vma, return young; } -static inline int ptep_clear_young_notify(struct vm_area_struct *vma, +static inline int ptep_test_and_clear_young_notify(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep) { int young; @@ -1824,7 +1824,7 @@ static inline int ptep_clear_young_notify(struct vm_area_struct *vma, return young; } -static inline int pmdp_clear_young_notify(struct vm_area_struct *vma, +static inline int pmdp_test_and_clear_young_notify(struct vm_area_struct *vma, unsigned long addr, pmd_t *pmdp) { int young; @@ -1838,8 +1838,8 @@ static inline int pmdp_clear_young_notify(struct vm_area_struct *vma, #define clear_flush_young_ptes_notify clear_flush_young_ptes #define pmdp_clear_flush_young_notify pmdp_clear_flush_young -#define ptep_clear_young_notify ptep_test_and_clear_young -#define pmdp_clear_young_notify pmdp_test_and_clear_young +#define ptep_test_and_clear_young_notify ptep_test_and_clear_young +#define pmdp_test_and_clear_young_notify pmdp_test_and_clear_young #endif /* CONFIG_MMU_NOTIFIER */ diff --git a/mm/vmscan.c b/mm/vmscan.c index 6c94e4ecebb2..0a5622420987 100644 --- a/mm/vmscan.c +++ b/mm/vmscan.c @@ -3508,7 +3508,7 @@ static bool walk_pte_range(pmd_t *pmd, unsigned long start, unsigned long end, if (!folio) continue; - if (!ptep_clear_young_notify(args->vma, addr, pte + i)) + if (!ptep_test_and_clear_young_notify(args->vma, addr, pte + i)) continue; if (last != folio) { @@ -3599,7 +3599,7 @@ static void walk_pmd_range_locked(pud_t *pud, unsigned long addr, struct vm_area if (!folio) goto next; - if (!pmdp_clear_young_notify(vma, addr, pmd + i)) + if (!pmdp_test_and_clear_young_notify(vma, addr, pmd + i)) goto next; if (last != folio) { @@ -4189,7 +4189,7 @@ bool lru_gen_look_around(struct page_vma_mapped_walk *pvmw) lockdep_assert_held(pvmw->ptl); VM_WARN_ON_ONCE_FOLIO(folio_test_lru(folio), folio); - if (!ptep_clear_young_notify(vma, addr, pte)) + if (!ptep_test_and_clear_young_notify(vma, addr, pte)) return false; if (spin_is_contended(pvmw->ptl)) @@ -4241,7 +4241,7 @@ bool lru_gen_look_around(struct page_vma_mapped_walk *pvmw) if (!folio) continue; - if (!ptep_clear_young_notify(vma, addr, pte + i)) + if (!ptep_test_and_clear_young_notify(vma, addr, pte + i)) continue; if (last != folio) { -- 2.47.3