1 files changed, 28 insertions, 29 deletions

diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 09693ab4fde0..b30309f187cf 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -1013,41 +1013,40 @@ static int btree_releasepage(struct page *page, gfp_t gfp_flags)
 	return try_release_extent_buffer(page);
 }
 
-static void btree_invalidatepage(struct page *page, unsigned int offset,
-				 unsigned int length)
+static void btree_invalidate_folio(struct folio *folio, size_t offset,
+				 size_t length)
 {
 	struct extent_io_tree *tree;
-	tree = &BTRFS_I(page->mapping->host)->io_tree;
-	extent_invalidatepage(tree, page, offset);
-	btree_releasepage(page, GFP_NOFS);
-	if (PagePrivate(page)) {
-		btrfs_warn(BTRFS_I(page->mapping->host)->root->fs_info,
-			   "page private not zero on page %llu",
-			   (unsigned long long)page_offset(page));
-		detach_page_private(page);
+	tree = &BTRFS_I(folio->mapping->host)->io_tree;
+	extent_invalidate_folio(tree, folio, offset);
+	btree_releasepage(&folio->page, GFP_NOFS);
+	if (folio_get_private(folio)) {
+		btrfs_warn(BTRFS_I(folio->mapping->host)->root->fs_info,
+			   "folio private not zero on folio %llu",
+			   (unsigned long long)folio_pos(folio));
+		folio_detach_private(folio);
 	}
 }
 
-static int btree_set_page_dirty(struct page *page)
-{
 #ifdef DEBUG
-	struct btrfs_fs_info *fs_info = btrfs_sb(page->mapping->host->i_sb);
+static bool btree_dirty_folio(struct address_space *mapping,
+		struct folio *folio)
+{
+	struct btrfs_fs_info *fs_info = btrfs_sb(mapping->host->i_sb);
 	struct btrfs_subpage *subpage;
 	struct extent_buffer *eb;
 	int cur_bit = 0;
-	u64 page_start = page_offset(page);
+	u64 page_start = folio_pos(folio);
 
 	if (fs_info->sectorsize == PAGE_SIZE) {
-		BUG_ON(!PagePrivate(page));
-		eb = (struct extent_buffer *)page->private;
+		eb = folio_get_private(folio);
 		BUG_ON(!eb);
 		BUG_ON(!test_bit(EXTENT_BUFFER_DIRTY, &eb->bflags));
 		BUG_ON(!atomic_read(&eb->refs));
 		btrfs_assert_tree_write_locked(eb);
-		return __set_page_dirty_nobuffers(page);
+		return filemap_dirty_folio(mapping, folio);
 	}
-	ASSERT(PagePrivate(page) && page->private);
-	subpage = (struct btrfs_subpage *)page->private;
+	subpage = folio_get_private(folio);
 
 	ASSERT(subpage->dirty_bitmap);
 	while (cur_bit < BTRFS_SUBPAGE_BITMAP_SIZE) {
@@ -1073,18 +1072,20 @@ static int btree_set_page_dirty(struct page *page)
 
 		cur_bit += (fs_info->nodesize >> fs_info->sectorsize_bits);
 	}
-#endif
-	return __set_page_dirty_nobuffers(page);
+	return filemap_dirty_folio(mapping, folio);
 }
+#else
+#define btree_dirty_folio filemap_dirty_folio
+#endif
 
 static const struct address_space_operations btree_aops = {
 	.writepages	= btree_writepages,
 	.releasepage	= btree_releasepage,
-	.invalidatepage = btree_invalidatepage,
+	.invalidate_folio = btree_invalidate_folio,
 #ifdef CONFIG_MIGRATION
 	.migratepage	= btree_migratepage,
 #endif
-	.set_page_dirty = btree_set_page_dirty,
+	.dirty_folio = btree_dirty_folio,
 };
 
 struct extent_buffer *btrfs_find_create_tree_block(
@@ -4126,8 +4127,9 @@ static int write_dev_supers(struct btrfs_device *device,
 		 * to do I/O, so we don't lose the ability to do integrity
 		 * checking.
 		 */
-		bio = bio_alloc(GFP_NOFS, 1);
-		bio_set_dev(bio, device->bdev);
+		bio = bio_alloc(device->bdev, 1,
+				REQ_OP_WRITE | REQ_SYNC | REQ_META | REQ_PRIO,
+				GFP_NOFS);
 		bio->bi_iter.bi_sector = bytenr >> SECTOR_SHIFT;
 		bio->bi_private = device;
 		bio->bi_end_io = btrfs_end_super_write;
@@ -4139,7 +4141,6 @@ static int write_dev_supers(struct btrfs_device *device,
 		 * go down lazy and there's a short window where the on-disk
 		 * copies might still contain the older version.
 		 */
-		bio->bi_opf = REQ_OP_WRITE | REQ_SYNC | REQ_META | REQ_PRIO;
 		if (i == 0 && !btrfs_test_opt(device->fs_info, NOBARRIER))
 			bio->bi_opf |= REQ_FUA;
 
@@ -4251,10 +4252,8 @@ static void write_dev_flush(struct btrfs_device *device)
 		return;
 #endif
 
-	bio_reset(bio);
+	bio_reset(bio, device->bdev, REQ_OP_WRITE | REQ_SYNC | REQ_PREFLUSH);
 	bio->bi_end_io = btrfs_end_empty_barrier;
-	bio_set_dev(bio, device->bdev);
-	bio->bi_opf = REQ_OP_WRITE | REQ_SYNC | REQ_PREFLUSH;
 	init_completion(&device->flush_wait);
 	bio->bi_private = &device->flush_wait;