The patch titled
Subject: mm: replace multiple dcache flush with flush_dcache_folio()
has been removed from the -mm tree. Its filename was
mm-replace-multiple-dcache-flush-with-flush_dcache_folio.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
From: Muchun Song <songmuchun@xxxxxxxxxxxxx>
Subject: mm: replace multiple dcache flush with flush_dcache_folio()
Simplify the code by using flush_dcache_folio().
Link: https://lkml.kernel.org/r/20220210123058.79206-8-songmuchun@xxxxxxxxxxxxx
Signed-off-by: Muchun Song <songmuchun@xxxxxxxxxxxxx>
Reviewed-by: Mike Kravetz <mike.kravetz@xxxxxxxxxx>
Cc: Axel Rasmussen <axelrasmussen@xxxxxxxxxx>
Cc: David Rientjes <rientjes@xxxxxxxxxx>
Cc: Fam Zheng <fam.zheng@xxxxxxxxxxxxx>
Cc: Kirill A. Shutemov <kirill.shutemov@xxxxxxxxxxxxxxx>
Cc: Lars Persson <lars.persson@xxxxxxxx>
Cc: Peter Xu <peterx@xxxxxxxxxx>
Cc: Xiongchun Duan <duanxiongchun@xxxxxxxxxxxxx>
Cc: Zi Yan <ziy@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/migrate.c | 8 ++------
1 file changed, 2 insertions(+), 6 deletions(-)
--- a/mm/migrate.c~mm-replace-multiple-dcache-flush-with-flush_dcache_folio
+++ a/mm/migrate.c
@@ -916,12 +916,8 @@ static int move_to_new_page(struct page
if (!PageMappingFlags(page))
page->mapping = NULL;
- if (likely(!is_zone_device_page(newpage))) {
- int i, nr = compound_nr(newpage);
-
- for (i = 0; i < nr; i++)
- flush_dcache_page(newpage + i);
- }
+ if (likely(!is_zone_device_page(newpage)))
+ flush_dcache_folio(page_folio(newpage));
}
out:
return rc;
_
Patches currently in -mm which might be from songmuchun@xxxxxxxxxxxxx are
