25b860e03891 ("btrfs: sink flush_fn to extent_write_cache_pages")
e2932ee08e46 ("btrfs: merge two flush_write_bio helpers")
0a9b0e535181 ("btrfs: sink extent_write_full_page tree argument")
5e3ee23648a2 ("btrfs: sink extent_write_locked_range tree parameter")
3c98c62f7a76 ("btrfs: drop get_extent from extent_page_data")
deac642d7e0f ("btrfs: sink get_extent parameter to extent_write_full_page")
916b929831a9 ("btrfs: sink get_extent parameter to extent_write_locked_range")
433175992c17 ("btrfs: sink get_extent parameter to extent_writepages")
18fdc67900c5 ("Btrfs: remove bio_flags which indicates a meta block of log-tree")
6300463b14c1 ("Btrfs: make plug in writing meta blocks really work")