Messages in this thread Patch in this message | | | From | Kefeng Wang <> | Subject | [PATCH 11/18] mm: memory: use mm_counter_file_folio() in wp_page_copy() | Date | Fri, 3 Nov 2023 22:01:12 +0800 |
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Use mm_counter_file_folio() to save one compound_head() call.
Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com> --- mm/memory.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/mm/memory.c b/mm/memory.c index d35ca499bf1c..661c649afc22 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -3158,7 +3158,7 @@ static vm_fault_t wp_page_copy(struct vm_fault *vmf) if (likely(vmf->pte && pte_same(ptep_get(vmf->pte), vmf->orig_pte))) { if (old_folio) { if (!folio_test_anon(old_folio)) { - dec_mm_counter(mm, mm_counter_file(&old_folio->page)); + dec_mm_counter(mm, mm_counter_file_folio(old_folio)); inc_mm_counter(mm, MM_ANONPAGES); } } else { -- 2.27.0
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