The quilt patch titled
Subject: mm/page_io: use a folio in swap_writepage_bdev_sync()
has been removed from the -mm tree. Its filename was
mm-page_io-use-a-folio-in-swap_writepage_bdev_sync.patch
This patch was dropped because it was merged into the mm-stable branch
of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
------------------------------------------------------
From: ZhangPeng <zhangpeng362@xxxxxxxxxx>
Subject: mm/page_io: use a folio in swap_writepage_bdev_sync()
Date: Fri, 21 Jul 2023 11:44:48 +0800
Saves one implicit call to compound_head().
Link: https://lkml.kernel.org/r/20230721034451.16412-8-zhangpeng362@xxxxxxxxxx
Signed-off-by: ZhangPeng <zhangpeng362@xxxxxxxxxx>
Reviewed-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
Cc: Christoph Hellwig <hch@xxxxxxxxxxxxx>
Cc: Kefeng Wang <wangkefeng.wang@xxxxxxxxxx>
Cc: Nanyong Sun <sunnanyong@xxxxxxxxxx>
Cc: Sidhartha Kumar <sidhartha.kumar@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/page_io.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
--- a/mm/page_io.c~mm-page_io-use-a-folio-in-swap_writepage_bdev_sync
+++ a/mm/page_io.c
@@ -331,6 +331,7 @@ static void swap_writepage_bdev_sync(str
{
struct bio_vec bv;
struct bio bio;
+ struct folio *folio = page_folio(page);
bio_init(&bio, sis->bdev, &bv, 1,
REQ_OP_WRITE | REQ_SWAP | wbc_to_write_flags(wbc));
@@ -340,8 +341,8 @@ static void swap_writepage_bdev_sync(str
bio_associate_blkg_from_page(&bio, page);
count_swpout_vm_event(page);
- set_page_writeback(page);
- unlock_page(page);
+ folio_start_writeback(folio);
+ folio_unlock(folio);
submit_bio_wait(&bio);
__end_swap_bio_write(&bio);
_
Patches currently in -mm which might be from zhangpeng362@xxxxxxxxxx are
mm-kmsan-use-helper-function-page_size.patch
mm-kmsan-use-helper-macro-offset_in_page.patch
mm-kmsan-use-helper-macros-page_align-and-page_align_down.patch
mm-remove-redundant-k-macro-definition.patch
mm-swapfilec-use-helper-macro-k.patch
mm-swap_statec-use-helper-macro-k.patch
mm-shmemc-use-helper-macro-k.patch
mm-nommuc-use-helper-macro-k.patch
mm-mmapc-use-helper-macro-k.patch
mm-hugetlbc-use-helper-macro-k.patch
mm-page_alloc-remove-unused-parameter-from-reserve_highatomic_pageblock.patch
