The quilt patch titled
Subject: bfs: remove writepage implementation
has been removed from the -mm tree. Its filename was
bfs-remove-writepage-implementation.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: bfs: remove writepage implementation
Date: Fri, 15 Dec 2023 20:02:37 +0000
If the filesystem implements migrate_folio and writepages, there is no
need for a writepage implementation.
Link: https://lkml.kernel.org/r/20231215200245.748418-7-willy@xxxxxxxxxxxxx
Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
Reviewed-by: Jens Axboe <axboe@xxxxxxxxx>
Cc: Christoph Hellwig <hch@xxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
fs/bfs/file.c | 9 ++++++---
1 file changed, 6 insertions(+), 3 deletions(-)
--- a/fs/bfs/file.c~bfs-remove-writepage-implementation
+++ a/fs/bfs/file.c
@@ -11,6 +11,7 @@
*/
#include <linux/fs.h>
+#include <linux/mpage.h>
#include <linux/buffer_head.h>
#include "bfs.h"
@@ -150,9 +151,10 @@ out:
return err;
}
-static int bfs_writepage(struct page *page, struct writeback_control *wbc)
+static int bfs_writepages(struct address_space *mapping,
+ struct writeback_control *wbc)
{
- return block_write_full_page(page, bfs_get_block, wbc);
+ return mpage_writepages(mapping, wbc, bfs_get_block);
}
static int bfs_read_folio(struct file *file, struct folio *folio)
@@ -190,9 +192,10 @@ const struct address_space_operations bf
.dirty_folio = block_dirty_folio,
.invalidate_folio = block_invalidate_folio,
.read_folio = bfs_read_folio,
- .writepage = bfs_writepage,
+ .writepages = bfs_writepages,
.write_begin = bfs_write_begin,
.write_end = generic_write_end,
+ .migrate_folio = buffer_migrate_folio,
.bmap = bfs_bmap,
};
_
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
