The quilt patch titled
Subject: mm: pass a folio to swap_writepage_bdev_async()
has been removed from the -mm tree. Its filename was
mm-pass-a-folio-to-swap_writepage_bdev_async.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: "Matthew Wilcox (Oracle)" <willy@xxxxxxxxxxxxx>
Subject: mm: pass a folio to swap_writepage_bdev_async()
Date: Wed, 13 Dec 2023 21:58:34 +0000
Saves a call to compound_head().
Link: https://lkml.kernel.org/r/20231213215842.671461-6-willy@xxxxxxxxxxxxx
Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/page_io.c | 9 ++++-----
1 file changed, 4 insertions(+), 5 deletions(-)
--- a/mm/page_io.c~mm-pass-a-folio-to-swap_writepage_bdev_async
+++ a/mm/page_io.c
@@ -347,18 +347,17 @@ static void swap_writepage_bdev_sync(str
__end_swap_bio_write(&bio);
}
-static void swap_writepage_bdev_async(struct page *page,
+static void swap_writepage_bdev_async(struct folio *folio,
struct writeback_control *wbc, struct swap_info_struct *sis)
{
struct bio *bio;
- struct folio *folio = page_folio(page);
bio = bio_alloc(sis->bdev, 1,
REQ_OP_WRITE | REQ_SWAP | wbc_to_write_flags(wbc),
GFP_NOIO);
- bio->bi_iter.bi_sector = swap_page_sector(page);
+ bio->bi_iter.bi_sector = swap_page_sector(&folio->page);
bio->bi_end_io = end_swap_bio_write;
- __bio_add_page(bio, page, thp_size(page), 0);
+ bio_add_folio_nofail(bio, folio, folio_size(folio), 0);
bio_associate_blkg_from_page(bio, folio);
count_swpout_vm_event(folio);
@@ -382,7 +381,7 @@ void __swap_writepage(struct folio *foli
else if (sis->flags & SWP_SYNCHRONOUS_IO)
swap_writepage_bdev_sync(folio, wbc, sis);
else
- swap_writepage_bdev_async(&folio->page, wbc, sis);
+ swap_writepage_bdev_async(folio, wbc, sis);
}
void swap_write_unplug(struct swap_iocb *sio)
_
Patches currently in -mm which might be from willy@xxxxxxxxxxxxx are
mm-remove-inc-dec-lruvec-page-state-functions.patch
slub-use-alloc_pages_node-in-alloc_slab_page.patch
slub-use-folio-apis-in-free_large_kmalloc.patch
slub-use-a-folio-in-__kmalloc_large_node.patch
mm-khugepaged-use-a-folio-more-in-collapse_file.patch
mm-memcontrol-remove-__mod_lruvec_page_state.patch
