Lines Matching refs:osb
78 static int ocfs2_block_group_alloc(struct ocfs2_super *osb,
117 static int ocfs2_reserve_clusters_with_limit(struct ocfs2_super *osb,
322 static void ocfs2_bg_discontig_add_extent(struct ocfs2_super *osb, in ocfs2_bg_discontig_add_extent() argument
330 BUG_ON(!ocfs2_supports_discontig_bg(osb)); in ocfs2_bg_discontig_add_extent()
332 el->l_count = cpu_to_le16(ocfs2_extent_recs_per_gd(osb->sb)); in ocfs2_bg_discontig_add_extent()
353 struct ocfs2_super *osb = OCFS2_SB(alloc_inode->i_sb); in ocfs2_block_group_fill() local
376 bg->bg_generation = cpu_to_le32(osb->fs_generation); in ocfs2_block_group_fill()
378 osb->s_feature_incompat)); in ocfs2_block_group_fill()
386 ocfs2_bg_discontig_add_extent(osb, bg, cl, group_blkno, in ocfs2_block_group_fill()
421 ocfs2_block_group_alloc_contig(struct ocfs2_super *osb, handle_t *handle, in ocfs2_block_group_alloc_contig() argument
442 bg_blkno = ocfs2_clusters_to_blocks(osb->sb, bit_off); in ocfs2_block_group_alloc_contig()
446 bg_bh = sb_getblk(osb->sb, bg_blkno); in ocfs2_block_group_alloc_contig()
465 static int ocfs2_block_group_claim_bits(struct ocfs2_super *osb, in ocfs2_block_group_claim_bits() argument
493 struct ocfs2_super *osb = OCFS2_SB(alloc_inode->i_sb); in ocfs2_block_group_grow_discontig() local
515 status = ocfs2_block_group_claim_bits(osb, handle, ac, in ocfs2_block_group_grow_discontig()
523 p_blkno = ocfs2_clusters_to_blocks(osb->sb, p_cpos); in ocfs2_block_group_grow_discontig()
524 ocfs2_bg_discontig_add_extent(osb, bg, cl, p_blkno, in ocfs2_block_group_grow_discontig()
589 struct ocfs2_super *osb = OCFS2_SB(alloc_inode->i_sb); in ocfs2_block_group_alloc_discontig() local
591 if (!ocfs2_supports_discontig_bg(osb)) { in ocfs2_block_group_alloc_discontig()
597 ocfs2_calc_bg_discontig_credits(osb->sb)); in ocfs2_block_group_alloc_discontig()
612 status = ocfs2_block_group_claim_bits(osb, handle, ac, min_bits, in ocfs2_block_group_alloc_discontig()
622 bg_blkno = ocfs2_clusters_to_blocks(osb->sb, bit_off); in ocfs2_block_group_alloc_discontig()
626 bg_bh = sb_getblk(osb->sb, bg_blkno); in ocfs2_block_group_alloc_discontig()
655 static int ocfs2_block_group_alloc(struct ocfs2_super *osb, in ocfs2_block_group_alloc() argument
674 status = ocfs2_reserve_clusters_with_limit(osb, in ocfs2_block_group_alloc()
683 credits = ocfs2_calc_group_alloc_credits(osb->sb, in ocfs2_block_group_alloc()
685 handle = ocfs2_start_trans(osb, credits); in ocfs2_block_group_alloc()
699 bg_bh = ocfs2_block_group_alloc_contig(osb, handle, alloc_inode, in ocfs2_block_group_alloc()
754 ocfs2_commit_trans(osb, handle); in ocfs2_block_group_alloc()
766 static int ocfs2_reserve_suballoc_bits(struct ocfs2_super *osb, in ocfs2_reserve_suballoc_bits() argument
780 alloc_inode = ocfs2_get_system_file_inode(osb, type, slot); in ocfs2_reserve_suballoc_bits()
832 status = ocfs2_block_group_alloc(osb, alloc_inode, bh, in ocfs2_reserve_suballoc_bits()
840 atomic_inc(&osb->alloc_stats.bg_extends); in ocfs2_reserve_suballoc_bits()
858 static void ocfs2_init_inode_steal_slot(struct ocfs2_super *osb) in ocfs2_init_inode_steal_slot() argument
860 spin_lock(&osb->osb_lock); in ocfs2_init_inode_steal_slot()
861 osb->s_inode_steal_slot = OCFS2_INVALID_SLOT; in ocfs2_init_inode_steal_slot()
862 spin_unlock(&osb->osb_lock); in ocfs2_init_inode_steal_slot()
863 atomic_set(&osb->s_num_inodes_stolen, 0); in ocfs2_init_inode_steal_slot()
866 static void ocfs2_init_meta_steal_slot(struct ocfs2_super *osb) in ocfs2_init_meta_steal_slot() argument
868 spin_lock(&osb->osb_lock); in ocfs2_init_meta_steal_slot()
869 osb->s_meta_steal_slot = OCFS2_INVALID_SLOT; in ocfs2_init_meta_steal_slot()
870 spin_unlock(&osb->osb_lock); in ocfs2_init_meta_steal_slot()
871 atomic_set(&osb->s_num_meta_stolen, 0); in ocfs2_init_meta_steal_slot()
874 void ocfs2_init_steal_slots(struct ocfs2_super *osb) in ocfs2_init_steal_slots() argument
876 ocfs2_init_inode_steal_slot(osb); in ocfs2_init_steal_slots()
877 ocfs2_init_meta_steal_slot(osb); in ocfs2_init_steal_slots()
880 static void __ocfs2_set_steal_slot(struct ocfs2_super *osb, int slot, int type) in __ocfs2_set_steal_slot() argument
882 spin_lock(&osb->osb_lock); in __ocfs2_set_steal_slot()
884 osb->s_inode_steal_slot = (u16)slot; in __ocfs2_set_steal_slot()
886 osb->s_meta_steal_slot = (u16)slot; in __ocfs2_set_steal_slot()
887 spin_unlock(&osb->osb_lock); in __ocfs2_set_steal_slot()
890 static int __ocfs2_get_steal_slot(struct ocfs2_super *osb, int type) in __ocfs2_get_steal_slot() argument
894 spin_lock(&osb->osb_lock); in __ocfs2_get_steal_slot()
896 slot = osb->s_inode_steal_slot; in __ocfs2_get_steal_slot()
898 slot = osb->s_meta_steal_slot; in __ocfs2_get_steal_slot()
899 spin_unlock(&osb->osb_lock); in __ocfs2_get_steal_slot()
904 static int ocfs2_get_inode_steal_slot(struct ocfs2_super *osb) in ocfs2_get_inode_steal_slot() argument
906 return __ocfs2_get_steal_slot(osb, INODE_ALLOC_SYSTEM_INODE); in ocfs2_get_inode_steal_slot()
909 static int ocfs2_get_meta_steal_slot(struct ocfs2_super *osb) in ocfs2_get_meta_steal_slot() argument
911 return __ocfs2_get_steal_slot(osb, EXTENT_ALLOC_SYSTEM_INODE); in ocfs2_get_meta_steal_slot()
914 static int ocfs2_steal_resource(struct ocfs2_super *osb, in ocfs2_steal_resource() argument
919 int slot = __ocfs2_get_steal_slot(osb, type); in ocfs2_steal_resource()
923 slot = osb->slot_num + 1; in ocfs2_steal_resource()
925 for (i = 0; i < osb->max_slots; i++, slot++) { in ocfs2_steal_resource()
926 if (slot == osb->max_slots) in ocfs2_steal_resource()
929 if (slot == osb->slot_num) in ocfs2_steal_resource()
932 status = ocfs2_reserve_suballoc_bits(osb, ac, in ocfs2_steal_resource()
937 __ocfs2_set_steal_slot(osb, slot, type); in ocfs2_steal_resource()
947 static int ocfs2_steal_inode(struct ocfs2_super *osb, in ocfs2_steal_inode() argument
950 return ocfs2_steal_resource(osb, ac, INODE_ALLOC_SYSTEM_INODE); in ocfs2_steal_inode()
953 static int ocfs2_steal_meta(struct ocfs2_super *osb, in ocfs2_steal_meta() argument
956 return ocfs2_steal_resource(osb, ac, EXTENT_ALLOC_SYSTEM_INODE); in ocfs2_steal_meta()
959 int ocfs2_reserve_new_metadata_blocks(struct ocfs2_super *osb, in ocfs2_reserve_new_metadata_blocks() argument
964 int slot = ocfs2_get_meta_steal_slot(osb); in ocfs2_reserve_new_metadata_blocks()
978 atomic_read(&osb->s_num_meta_stolen) < OCFS2_MAX_TO_STEAL) in ocfs2_reserve_new_metadata_blocks()
981 atomic_set(&osb->s_num_meta_stolen, 0); in ocfs2_reserve_new_metadata_blocks()
982 status = ocfs2_reserve_suballoc_bits(osb, (*ac), in ocfs2_reserve_new_metadata_blocks()
984 (u32)osb->slot_num, NULL, in ocfs2_reserve_new_metadata_blocks()
991 ocfs2_init_meta_steal_slot(osb); in ocfs2_reserve_new_metadata_blocks()
1001 status = ocfs2_steal_meta(osb, *ac); in ocfs2_reserve_new_metadata_blocks()
1002 atomic_inc(&osb->s_num_meta_stolen); in ocfs2_reserve_new_metadata_blocks()
1021 int ocfs2_reserve_new_metadata(struct ocfs2_super *osb, in ocfs2_reserve_new_metadata() argument
1025 return ocfs2_reserve_new_metadata_blocks(osb, in ocfs2_reserve_new_metadata()
1030 int ocfs2_reserve_new_inode(struct ocfs2_super *osb, in ocfs2_reserve_new_inode() argument
1034 int slot = ocfs2_get_inode_steal_slot(osb); in ocfs2_reserve_new_inode()
1054 if (!(osb->s_mount_opt & OCFS2_MOUNT_INODE64)) in ocfs2_reserve_new_inode()
1067 atomic_read(&osb->s_num_inodes_stolen) < OCFS2_MAX_TO_STEAL) in ocfs2_reserve_new_inode()
1070 atomic_set(&osb->s_num_inodes_stolen, 0); in ocfs2_reserve_new_inode()
1071 alloc_group = osb->osb_inode_alloc_group; in ocfs2_reserve_new_inode()
1072 status = ocfs2_reserve_suballoc_bits(osb, *ac, in ocfs2_reserve_new_inode()
1074 (u32)osb->slot_num, in ocfs2_reserve_new_inode()
1081 spin_lock(&osb->osb_lock); in ocfs2_reserve_new_inode()
1082 osb->osb_inode_alloc_group = alloc_group; in ocfs2_reserve_new_inode()
1083 spin_unlock(&osb->osb_lock); in ocfs2_reserve_new_inode()
1092 ocfs2_init_inode_steal_slot(osb); in ocfs2_reserve_new_inode()
1102 status = ocfs2_steal_inode(osb, *ac); in ocfs2_reserve_new_inode()
1103 atomic_inc(&osb->s_num_inodes_stolen); in ocfs2_reserve_new_inode()
1124 int ocfs2_reserve_cluster_bitmap_bits(struct ocfs2_super *osb, in ocfs2_reserve_cluster_bitmap_bits() argument
1132 status = ocfs2_reserve_suballoc_bits(osb, ac, in ocfs2_reserve_cluster_bitmap_bits()
1145 static int ocfs2_reserve_clusters_with_limit(struct ocfs2_super *osb, in ocfs2_reserve_clusters_with_limit() argument
1165 ocfs2_alloc_should_use_local(osb, bits_wanted)) { in ocfs2_reserve_clusters_with_limit()
1166 status = ocfs2_reserve_local_alloc_bits(osb, in ocfs2_reserve_clusters_with_limit()
1177 status = ocfs2_reserve_cluster_bitmap_bits(osb, *ac); in ocfs2_reserve_clusters_with_limit()
1184 ret = ocfs2_try_to_free_truncate_log(osb, bits_wanted); in ocfs2_reserve_clusters_with_limit()
1223 int ocfs2_reserve_clusters(struct ocfs2_super *osb, in ocfs2_reserve_clusters() argument
1227 return ocfs2_reserve_clusters_with_limit(osb, bits_wanted, 0, in ocfs2_reserve_clusters()
1299 static int ocfs2_block_group_find_clear_bits(struct ocfs2_super *osb, in ocfs2_block_group_find_clear_bits() argument
1375 struct ocfs2_super *osb = OCFS2_SB(alloc_inode->i_sb); in ocfs2_block_group_set_bits() local
1425 ocfs2_local_alloc_seen_free_bits(osb, max_contig_bits); in ocfs2_block_group_set_bits()
1538 struct ocfs2_super *osb = OCFS2_SB(inode->i_sb); in ocfs2_cluster_group_search() local
1568 ret = ocfs2_block_group_find_clear_bits(osb, in ocfs2_cluster_group_search()
2298 struct ocfs2_super *osb = OCFS2_SB(inode->i_sb); in ocfs2_desc_bitmap_to_cluster_off() local
2303 if (bg_blkno != osb->first_cluster_group_blkno) in ocfs2_desc_bitmap_to_cluster_off()
2313 struct ocfs2_super *osb = OCFS2_SB(inode->i_sb); in ocfs2_which_cluster_group() local
2318 group_no = cluster / osb->bitmap_cpg; in ocfs2_which_cluster_group()
2320 return osb->first_cluster_group_blkno; in ocfs2_which_cluster_group()
2322 group_no * osb->bitmap_cpg); in ocfs2_which_cluster_group()
2332 struct ocfs2_super *osb = OCFS2_SB(inode->i_sb); in ocfs2_block_to_cluster_group() local
2333 u32 data_cluster = ocfs2_blocks_to_clusters(osb->sb, data_blkno); in ocfs2_block_to_cluster_group()
2340 if (*bg_blkno == osb->first_cluster_group_blkno) in ocfs2_block_to_cluster_group()
2343 *bg_bit_off = (u16) ocfs2_blocks_to_clusters(osb->sb, in ocfs2_block_to_cluster_group()
2363 struct ocfs2_super *osb = OCFS2_SB(ac->ac_inode->i_sb); in __ocfs2_claim_clusters() local
2373 status = ocfs2_claim_local_alloc_bits(osb, in __ocfs2_claim_clusters()
2380 atomic_inc(&osb->alloc_stats.local_data); in __ocfs2_claim_clusters()
2382 if (min_clusters > (osb->bitmap_cpg - 1)) { in __ocfs2_claim_clusters()
2387 osb->bitmap_cpg); in __ocfs2_claim_clusters()
2392 if (bits_wanted > (osb->bitmap_cpg - 1)) in __ocfs2_claim_clusters()
2393 bits_wanted = osb->bitmap_cpg - 1; in __ocfs2_claim_clusters()
2406 atomic_inc(&osb->alloc_stats.bitmap_data); in __ocfs2_claim_clusters()
2705 struct ocfs2_super *osb = OCFS2_SB(inode->i_sb); in ocfs2_lock_allocators() local
2734 (ocfs2_sparse_alloc(osb) && num_free_extents < max_recs_needed)) { in ocfs2_lock_allocators()
2735 ret = ocfs2_reserve_new_metadata(osb, et->et_root_el, meta_ac); in ocfs2_lock_allocators()
2746 ret = ocfs2_reserve_clusters(osb, clusters_to_add, data_ac); in ocfs2_lock_allocators()
2772 static int ocfs2_get_suballoc_slot_bit(struct ocfs2_super *osb, u64 blkno, in ocfs2_get_suballoc_slot_bit() argument
2783 status = ocfs2_read_blocks_sync(osb, blkno, 1, &inode_bh); in ocfs2_get_suballoc_slot_bit()
2799 (u32)le16_to_cpu(inode_fe->i_suballoc_slot) > osb->max_slots - 1) { in ocfs2_get_suballoc_slot_bit()
2829 static int ocfs2_test_suballoc_bit(struct ocfs2_super *osb, in ocfs2_test_suballoc_bit() argument
2887 int ocfs2_test_inode_bit(struct ocfs2_super *osb, u64 blkno, int *res) in ocfs2_test_inode_bit() argument
2897 status = ocfs2_get_suballoc_slot_bit(osb, blkno, &suballoc_slot, in ocfs2_test_inode_bit()
2905 inode_alloc_inode = ocfs2_get_system_file_inode(osb, in ocfs2_test_inode_bit()
2908 inode_alloc_inode = ocfs2_get_system_file_inode(osb, in ocfs2_test_inode_bit()
2929 status = ocfs2_test_suballoc_bit(osb, inode_alloc_inode, alloc_bh, in ocfs2_test_inode_bit()