btrfs: convert extent_clear_unlock_delalloc() to take a folio

Instead of taking the locked page, take the locked folio so we can pass
that into __process_folios_contig.
Signed-off-by: Josef Bacik <josef@toxicpanda.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>

fs/btrfs/extent_io.c

@@ -394,14 +394,14 @@ noinline_for_stack bool find_lock_delalloc_range(struct inode *inode,
 }
 
 void extent_clear_unlock_delalloc(struct btrfs_inode *inode, u64 start, u64 end,
-				  const struct page *locked_page,
+				  const struct folio *locked_folio,
 				  struct extent_state **cached,
 				  u32 clear_bits, unsigned long page_ops)
 {
 	clear_extent_bit(&inode->io_tree, start, end, clear_bits, cached);
 
-	__process_folios_contig(inode->vfs_inode.i_mapping,
-				page_folio(locked_page), start, end, page_ops);
+	__process_folios_contig(inode->vfs_inode.i_mapping, locked_folio, start,
+				end, page_ops);
 }
 
 static bool btrfs_verify_folio(struct folio *folio, u64 start, u32 len)

fs/btrfs/extent_io.h

@@ -354,7 +354,7 @@ void set_extent_buffer_dirty(struct extent_buffer *eb);
 void set_extent_buffer_uptodate(struct extent_buffer *eb);
 void clear_extent_buffer_uptodate(struct extent_buffer *eb);
 void extent_clear_unlock_delalloc(struct btrfs_inode *inode, u64 start, u64 end,
-				  const struct page *locked_page,
+				  const struct folio *locked_folio,
 				  struct extent_state **cached,
 				  u32 bits_to_clear, unsigned long page_ops);
 int extent_invalidate_folio(struct extent_io_tree *tree,

fs/btrfs/inode.c

@@ -743,10 +743,10 @@ static noinline int cow_file_range_inline(struct btrfs_inode *inode,
 	if (ret == 0)
 		locked_page = NULL;
 
-	extent_clear_unlock_delalloc(inode, offset, end, locked_page, &cached,
-				     clear_flags,
-				     PAGE_UNLOCK | PAGE_START_WRITEBACK |
-				     PAGE_END_WRITEBACK);
+	extent_clear_unlock_delalloc(inode, offset, end,
+				     page_folio(locked_page), &cached,
+				     clear_flags, PAGE_UNLOCK |
+				     PAGE_START_WRITEBACK | PAGE_END_WRITEBACK);
 	return ret;
 }
 
@@ -1501,7 +1501,7 @@ static noinline int cow_file_range(struct btrfs_inode *inode,
 		page_ops |= PAGE_SET_ORDERED;
 
 		extent_clear_unlock_delalloc(inode, start, start + ram_size - 1,
-					     locked_page, &cached,
+					     page_folio(locked_page), &cached,
 					     EXTENT_LOCKED | EXTENT_DELALLOC,
 					     page_ops);
 		if (num_bytes < cur_alloc_size)
@@ -1560,7 +1560,8 @@ static noinline int cow_file_range(struct btrfs_inode *inode,
 		if (!locked_page)
 			mapping_set_error(inode->vfs_inode.i_mapping, ret);
 		extent_clear_unlock_delalloc(inode, orig_start, start - 1,
-					     locked_page, NULL, 0, page_ops);
+					     page_folio(locked_page), NULL, 0,
+					     page_ops);
 	}
 
 	/*
@@ -1583,7 +1584,7 @@ static noinline int cow_file_range(struct btrfs_inode *inode,
 	if (extent_reserved) {
 		extent_clear_unlock_delalloc(inode, start,
 					     start + cur_alloc_size - 1,
-					     locked_page, &cached,
+					     page_folio(locked_page), &cached,
 					     clear_bits,
 					     page_ops);
 		btrfs_qgroup_free_data(inode, NULL, start, cur_alloc_size, NULL);
@@ -1598,8 +1599,9 @@ static noinline int cow_file_range(struct btrfs_inode *inode,
 	 */
 	if (start < end) {
 		clear_bits |= EXTENT_CLEAR_DATA_RESV;
-		extent_clear_unlock_delalloc(inode, start, end, locked_page,
-					     &cached, clear_bits, page_ops);
+		extent_clear_unlock_delalloc(inode, start, end,
+					     page_folio(locked_page), &cached,
+					     clear_bits, page_ops);
 		btrfs_qgroup_free_data(inode, NULL, start, cur_alloc_size, NULL);
 	}
 	return ret;
@@ -2207,7 +2209,8 @@ static noinline int run_delalloc_nocow(struct btrfs_inode *inode,
 		btrfs_put_ordered_extent(ordered);
 
 		extent_clear_unlock_delalloc(inode, cur_offset, nocow_end,
-					     locked_page, &cached_state,
+					     page_folio(locked_page),
+					     &cached_state,
 					     EXTENT_LOCKED | EXTENT_DELALLOC |
 					     EXTENT_CLEAR_DATA_RESV,
 					     PAGE_UNLOCK | PAGE_SET_ORDERED);
@@ -2256,7 +2259,7 @@ static noinline int run_delalloc_nocow(struct btrfs_inode *inode,
 
 		lock_extent(&inode->io_tree, cur_offset, end, &cached);
 		extent_clear_unlock_delalloc(inode, cur_offset, end,
-					     locked_page, &cached,
+					     page_folio(locked_page), &cached,
 					     EXTENT_LOCKED | EXTENT_DELALLOC |
 					     EXTENT_DEFRAG |
 					     EXTENT_DO_ACCOUNTING, PAGE_UNLOCK |