static u64 ocfs2_group_from_res(struct ocfs2_suballoc_result *res) { if (res->sr_blkno == 0) return 0; if (res->sr_bg_blkno) return res->sr_bg_blkno; return ocfs2_which_suballoc_group(res->sr_blkno, res->sr_bit_offset); }
int ocfs2_free_extent_block(handle_t *handle, struct inode *eb_alloc_inode, struct buffer_head *eb_alloc_bh, struct ocfs2_extent_block *eb) { u64 blk = le64_to_cpu(eb->h_blkno); u16 bit = le16_to_cpu(eb->h_suballoc_bit); u64 bg_blkno = ocfs2_which_suballoc_group(blk, bit); return ocfs2_free_suballoc_bits(handle, eb_alloc_inode, eb_alloc_bh, bit, bg_blkno, 1); }
int ocfs2_free_dinode(handle_t *handle, struct inode *inode_alloc_inode, struct buffer_head *inode_alloc_bh, struct ocfs2_dinode *di) { u64 blk = le64_to_cpu(di->i_blkno); u16 bit = le16_to_cpu(di->i_suballoc_bit); u64 bg_blkno = ocfs2_which_suballoc_group(blk, bit); return ocfs2_free_suballoc_bits(handle, inode_alloc_inode, inode_alloc_bh, bit, bg_blkno, 1); }