diff options
| author | ZhangPeng <zhangpeng362@huawei.com> | 2023-07-21 11:44:48 +0800 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2023-08-18 10:12:46 -0700 |
| commit | f54fcaabd34b98921ec12501d0507e1fa1ae831b (patch) | |
| tree | 8857825c668479488883546fd57e675d431ecd75 /mm/page_io.c | |
| parent | 6a8c068774ad7634b43bebd97182141765398835 (diff) | |
mm/page_io: use a folio in swap_writepage_bdev_sync()
Saves one implicit call to compound_head().
Link: https://lkml.kernel.org/r/20230721034451.16412-8-zhangpeng362@huawei.com
Signed-off-by: ZhangPeng <zhangpeng362@huawei.com>
Reviewed-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Cc: Christoph Hellwig <hch@infradead.org>
Cc: Kefeng Wang <wangkefeng.wang@huawei.com>
Cc: Nanyong Sun <sunnanyong@huawei.com>
Cc: Sidhartha Kumar <sidhartha.kumar@oracle.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'mm/page_io.c')
| -rw-r--r-- | mm/page_io.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/mm/page_io.c b/mm/page_io.c index 979d9ce7d9cd..fc6e1a41744c 100644 --- a/mm/page_io.c +++ b/mm/page_io.c @@ -331,6 +331,7 @@ static void swap_writepage_bdev_sync(struct page *page, { 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(struct page *page, 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); |