[PATCH 02/18] uprobes: use mm_counter_file_folio()

From: Kefeng Wang
Date: Fri Nov 03 2023 - 10:44:36 EST


Use mm_counter_file_folio() to save one compound_head() call.

Signed-off-by: Kefeng Wang <wangkefeng.wang@xxxxxxxxxx>
---
kernel/events/uprobes.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/events/uprobes.c b/kernel/events/uprobes.c
index 435aac1d8c27..e2d3c89cc524 100644
--- a/kernel/events/uprobes.c
+++ b/kernel/events/uprobes.c
@@ -188,7 +188,7 @@ static int __replace_page(struct vm_area_struct *vma, unsigned long addr,
dec_mm_counter(mm, MM_ANONPAGES);

if (!folio_test_anon(old_folio)) {
- dec_mm_counter(mm, mm_counter_file(old_page));
+ dec_mm_counter(mm, mm_counter_file_folio(old_folio));
inc_mm_counter(mm, MM_ANONPAGES);
}

--
2.27.0