The quilt patch titled
Subject: nilfs2: convert nilfs_mdt_write_page() to use a folio
has been removed from the -mm tree. Its filename was
nilfs2-convert-nilfs_mdt_write_page-to-use-a-folio.patch
This patch was dropped because it was merged into the mm-nonmm-stable branch
of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
------------------------------------------------------
From: "Matthew Wilcox (Oracle)" <willy@xxxxxxxxxxxxx>
Subject: nilfs2: convert nilfs_mdt_write_page() to use a folio
Date: Tue, 14 Nov 2023 17:44:23 +0900
Convert the incoming page to a folio. Replaces three calls to
compound_head() with one.
Link: https://lkml.kernel.org/r/20231114084436.2755-8-konishi.ryusuke@xxxxxxxxx
Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
Signed-off-by: Ryusuke Konishi <konishi.ryusuke@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
fs/nilfs2/mdt.c | 13 +++++++------
1 file changed, 7 insertions(+), 6 deletions(-)
--- a/fs/nilfs2/mdt.c~nilfs2-convert-nilfs_mdt_write_page-to-use-a-folio
+++ a/fs/nilfs2/mdt.c
@@ -399,7 +399,8 @@ int nilfs_mdt_fetch_dirty(struct inode *
static int
nilfs_mdt_write_page(struct page *page, struct writeback_control *wbc)
{
- struct inode *inode = page->mapping->host;
+ struct folio *folio = page_folio(page);
+ struct inode *inode = folio->mapping->host;
struct super_block *sb;
int err = 0;
@@ -407,16 +408,16 @@ nilfs_mdt_write_page(struct page *page,
/*
* It means that filesystem was remounted in read-only
* mode because of error or metadata corruption. But we
- * have dirty pages that try to be flushed in background.
- * So, here we simply discard this dirty page.
+ * have dirty folios that try to be flushed in background.
+ * So, here we simply discard this dirty folio.
*/
nilfs_clear_dirty_page(page, false);
- unlock_page(page);
+ folio_unlock(folio);
return -EROFS;
}
- redirty_page_for_writepage(wbc, page);
- unlock_page(page);
+ folio_redirty_for_writepage(wbc, folio);
+ folio_unlock(folio);
if (!inode)
return 0;
_
Patches currently in -mm which might be from willy@xxxxxxxxxxxxx are
buffer-return-bool-from-grow_dev_folio.patch
buffer-calculate-block-number-inside-folio_init_buffers.patch
buffer-fix-grow_buffers-for-block-size-page_size.patch
buffer-cast-block-to-loff_t-before-shifting-it.patch
buffer-fix-various-functions-for-block-size-page_size.patch
buffer-handle-large-folios-in-__block_write_begin_int.patch
buffer-fix-more-functions-for-block-size-page_size.patch
