The quilt patch titled
Subject: mm: pass a folio to swap_readpage_bdev_sync()
has been removed from the -mm tree. Its filename was
mm-pass-a-folio-to-swap_readpage_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: "Matthew Wilcox (Oracle)" <willy@xxxxxxxxxxxxx>
Subject: mm: pass a folio to swap_readpage_bdev_sync()
Date: Wed, 13 Dec 2023 21:58:36 +0000
Make it plain that this takes the head page (which before this point
was just an assumption, but is now enforced by the compiler).
Link: https://lkml.kernel.org/r/20231213215842.671461-8-willy@xxxxxxxxxxxxx
Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/page_io.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
--- a/mm/page_io.c~mm-pass-a-folio-to-swap_readpage_bdev_sync
+++ a/mm/page_io.c
@@ -454,15 +454,15 @@ static void swap_readpage_fs(struct foli
*plug = sio;
}
-static void swap_readpage_bdev_sync(struct page *page,
+static void swap_readpage_bdev_sync(struct folio *folio,
struct swap_info_struct *sis)
{
struct bio_vec bv;
struct bio bio;
bio_init(&bio, sis->bdev, &bv, 1, REQ_OP_READ);
- bio.bi_iter.bi_sector = swap_page_sector(page);
- __bio_add_page(&bio, page, thp_size(page), 0);
+ bio.bi_iter.bi_sector = swap_page_sector(&folio->page);
+ bio_add_folio_nofail(&bio, folio, folio_size(folio), 0);
/*
* Keep this task valid during swap readpage because the oom killer may
* attempt to access it in the page fault retry time check.
@@ -516,7 +516,7 @@ void swap_readpage(struct page *page, bo
} else if (data_race(sis->flags & SWP_FS_OPS)) {
swap_readpage_fs(folio, plug);
} else if (synchronous || (sis->flags & SWP_SYNCHRONOUS_IO)) {
- swap_readpage_bdev_sync(page, sis);
+ swap_readpage_bdev_sync(folio, sis);
} else {
swap_readpage_bdev_async(page, sis);
}
_
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
