Lines Matching refs:num_refs
105 u64 num_refs; in btrfs_lookup_extent_info() local
163 num_refs = btrfs_extent_refs(leaf, ei); in btrfs_lookup_extent_info()
164 if (unlikely(num_refs == 0)) { in btrfs_lookup_extent_info()
175 num_refs = 0; in btrfs_lookup_extent_info()
203 num_refs += head->ref_mod; in btrfs_lookup_extent_info()
209 WARN_ON(num_refs == 0); in btrfs_lookup_extent_info()
211 *refs = num_refs; in btrfs_lookup_extent_info()
509 u32 num_refs; in insert_extent_data_ref() local
535 num_refs = btrfs_shared_data_ref_count(leaf, ref); in insert_extent_data_ref()
536 num_refs += node->ref_mod; in insert_extent_data_ref()
537 btrfs_set_shared_data_ref_count(leaf, ref, num_refs); in insert_extent_data_ref()
564 num_refs = btrfs_extent_data_ref_count(leaf, ref); in insert_extent_data_ref()
565 num_refs += node->ref_mod; in insert_extent_data_ref()
566 btrfs_set_extent_data_ref_count(leaf, ref, num_refs); in insert_extent_data_ref()
584 u32 num_refs = 0; in remove_extent_data_ref() local
593 num_refs = btrfs_extent_data_ref_count(leaf, ref1); in remove_extent_data_ref()
597 num_refs = btrfs_shared_data_ref_count(leaf, ref2); in remove_extent_data_ref()
606 BUG_ON(num_refs < refs_to_drop); in remove_extent_data_ref()
607 num_refs -= refs_to_drop; in remove_extent_data_ref()
609 if (num_refs == 0) { in remove_extent_data_ref()
613 btrfs_set_extent_data_ref_count(leaf, ref1, num_refs); in remove_extent_data_ref()
615 btrfs_set_shared_data_ref_count(leaf, ref2, num_refs); in remove_extent_data_ref()
627 u32 num_refs = 0; in extent_data_ref_count() local
642 num_refs = btrfs_extent_data_ref_count(leaf, ref1); in extent_data_ref_count()
645 num_refs = btrfs_shared_data_ref_count(leaf, ref2); in extent_data_ref_count()
650 num_refs = btrfs_extent_data_ref_count(leaf, ref1); in extent_data_ref_count()
654 num_refs = btrfs_shared_data_ref_count(leaf, ref2); in extent_data_ref_count()
658 return num_refs; in extent_data_ref_count()