diff --git a/fs/btrfs/ordered-data.c b/fs/btrfs/ordered-data.c index bbf6d0d9aebe9b68f0ea8e5c121783d81733f7d7..9807750c6255679ea61ea186834a37567669408c 100644 --- a/fs/btrfs/ordered-data.c +++ b/fs/btrfs/ordered-data.c @@ -621,19 +621,11 @@ void btrfs_wait_ordered_range(struct inode *inode, u64 start, u64 len) if (orig_end > INT_LIMIT(loff_t)) orig_end = INT_LIMIT(loff_t); } -again: + /* start IO across the range first to instantiate any delalloc * extents */ - filemap_fdatawrite_range(inode->i_mapping, start, orig_end); - - /* The compression code will leave pages locked but return from - * writepage without setting the page writeback. Starting again - * with WB_SYNC_ALL will end up waiting for the IO to actually start. - */ - filemap_fdatawrite_range(inode->i_mapping, start, orig_end); - - filemap_fdatawait_range(inode->i_mapping, start, orig_end); + filemap_write_and_wait_range(inode->i_mapping, start, orig_end); end = orig_end; found = 0; @@ -657,11 +649,6 @@ void btrfs_wait_ordered_range(struct inode *inode, u64 start, u64 len) break; end--; } - if (found || test_range_bit(&BTRFS_I(inode)->io_tree, start, orig_end, - EXTENT_DELALLOC, 0, NULL)) { - schedule_timeout(1); - goto again; - } } /*