Lines Matching refs:osb
74 static int ocfs2_block_group_alloc(struct ocfs2_super *osb,
113 static int ocfs2_reserve_clusters_with_limit(struct ocfs2_super *osb,
318 static void ocfs2_bg_discontig_add_extent(struct ocfs2_super *osb, in ocfs2_bg_discontig_add_extent() argument
326 BUG_ON(!ocfs2_supports_discontig_bg(osb)); in ocfs2_bg_discontig_add_extent()
328 el->l_count = cpu_to_le16(ocfs2_extent_recs_per_gd(osb->sb)); in ocfs2_bg_discontig_add_extent()
349 struct ocfs2_super *osb = OCFS2_SB(alloc_inode->i_sb); in ocfs2_block_group_fill() local
372 bg->bg_generation = cpu_to_le32(osb->fs_generation); in ocfs2_block_group_fill()
374 osb->s_feature_incompat)); in ocfs2_block_group_fill()
382 ocfs2_bg_discontig_add_extent(osb, bg, cl, group_blkno, in ocfs2_block_group_fill()
417 ocfs2_block_group_alloc_contig(struct ocfs2_super *osb, handle_t *handle, in ocfs2_block_group_alloc_contig() argument
438 bg_blkno = ocfs2_clusters_to_blocks(osb->sb, bit_off); in ocfs2_block_group_alloc_contig()
442 bg_bh = sb_getblk(osb->sb, bg_blkno); in ocfs2_block_group_alloc_contig()
461 static int ocfs2_block_group_claim_bits(struct ocfs2_super *osb, in ocfs2_block_group_claim_bits() argument
489 struct ocfs2_super *osb = OCFS2_SB(alloc_inode->i_sb); in ocfs2_block_group_grow_discontig() local
511 status = ocfs2_block_group_claim_bits(osb, handle, ac, in ocfs2_block_group_grow_discontig()
519 p_blkno = ocfs2_clusters_to_blocks(osb->sb, p_cpos); in ocfs2_block_group_grow_discontig()
520 ocfs2_bg_discontig_add_extent(osb, bg, cl, p_blkno, in ocfs2_block_group_grow_discontig()
585 struct ocfs2_super *osb = OCFS2_SB(alloc_inode->i_sb); in ocfs2_block_group_alloc_discontig() local
587 if (!ocfs2_supports_discontig_bg(osb)) { in ocfs2_block_group_alloc_discontig()
593 ocfs2_calc_bg_discontig_credits(osb->sb)); in ocfs2_block_group_alloc_discontig()
608 status = ocfs2_block_group_claim_bits(osb, handle, ac, min_bits, in ocfs2_block_group_alloc_discontig()
618 bg_blkno = ocfs2_clusters_to_blocks(osb->sb, bit_off); in ocfs2_block_group_alloc_discontig()
622 bg_bh = sb_getblk(osb->sb, bg_blkno); in ocfs2_block_group_alloc_discontig()
651 static int ocfs2_block_group_alloc(struct ocfs2_super *osb, in ocfs2_block_group_alloc() argument
670 status = ocfs2_reserve_clusters_with_limit(osb, in ocfs2_block_group_alloc()
679 credits = ocfs2_calc_group_alloc_credits(osb->sb, in ocfs2_block_group_alloc()
681 handle = ocfs2_start_trans(osb, credits); in ocfs2_block_group_alloc()
695 bg_bh = ocfs2_block_group_alloc_contig(osb, handle, alloc_inode, in ocfs2_block_group_alloc()
750 ocfs2_commit_trans(osb, handle); in ocfs2_block_group_alloc()
762 static int ocfs2_reserve_suballoc_bits(struct ocfs2_super *osb, in ocfs2_reserve_suballoc_bits() argument
776 alloc_inode = ocfs2_get_system_file_inode(osb, type, slot); in ocfs2_reserve_suballoc_bits()
828 status = ocfs2_block_group_alloc(osb, alloc_inode, bh, in ocfs2_reserve_suballoc_bits()
836 atomic_inc(&osb->alloc_stats.bg_extends); in ocfs2_reserve_suballoc_bits()
854 static void ocfs2_init_inode_steal_slot(struct ocfs2_super *osb) in ocfs2_init_inode_steal_slot() argument
856 spin_lock(&osb->osb_lock); in ocfs2_init_inode_steal_slot()
857 osb->s_inode_steal_slot = OCFS2_INVALID_SLOT; in ocfs2_init_inode_steal_slot()
858 spin_unlock(&osb->osb_lock); in ocfs2_init_inode_steal_slot()
859 atomic_set(&osb->s_num_inodes_stolen, 0); in ocfs2_init_inode_steal_slot()
862 static void ocfs2_init_meta_steal_slot(struct ocfs2_super *osb) in ocfs2_init_meta_steal_slot() argument
864 spin_lock(&osb->osb_lock); in ocfs2_init_meta_steal_slot()
865 osb->s_meta_steal_slot = OCFS2_INVALID_SLOT; in ocfs2_init_meta_steal_slot()
866 spin_unlock(&osb->osb_lock); in ocfs2_init_meta_steal_slot()
867 atomic_set(&osb->s_num_meta_stolen, 0); in ocfs2_init_meta_steal_slot()
870 void ocfs2_init_steal_slots(struct ocfs2_super *osb) in ocfs2_init_steal_slots() argument
872 ocfs2_init_inode_steal_slot(osb); in ocfs2_init_steal_slots()
873 ocfs2_init_meta_steal_slot(osb); in ocfs2_init_steal_slots()
876 static void __ocfs2_set_steal_slot(struct ocfs2_super *osb, int slot, int type) in __ocfs2_set_steal_slot() argument
878 spin_lock(&osb->osb_lock); in __ocfs2_set_steal_slot()
880 osb->s_inode_steal_slot = (u16)slot; in __ocfs2_set_steal_slot()
882 osb->s_meta_steal_slot = (u16)slot; in __ocfs2_set_steal_slot()
883 spin_unlock(&osb->osb_lock); in __ocfs2_set_steal_slot()
886 static int __ocfs2_get_steal_slot(struct ocfs2_super *osb, int type) in __ocfs2_get_steal_slot() argument
890 spin_lock(&osb->osb_lock); in __ocfs2_get_steal_slot()
892 slot = osb->s_inode_steal_slot; in __ocfs2_get_steal_slot()
894 slot = osb->s_meta_steal_slot; in __ocfs2_get_steal_slot()
895 spin_unlock(&osb->osb_lock); in __ocfs2_get_steal_slot()
900 static int ocfs2_get_inode_steal_slot(struct ocfs2_super *osb) in ocfs2_get_inode_steal_slot() argument
902 return __ocfs2_get_steal_slot(osb, INODE_ALLOC_SYSTEM_INODE); in ocfs2_get_inode_steal_slot()
905 static int ocfs2_get_meta_steal_slot(struct ocfs2_super *osb) in ocfs2_get_meta_steal_slot() argument
907 return __ocfs2_get_steal_slot(osb, EXTENT_ALLOC_SYSTEM_INODE); in ocfs2_get_meta_steal_slot()
910 static int ocfs2_steal_resource(struct ocfs2_super *osb, in ocfs2_steal_resource() argument
915 int slot = __ocfs2_get_steal_slot(osb, type); in ocfs2_steal_resource()
919 slot = osb->slot_num + 1; in ocfs2_steal_resource()
921 for (i = 0; i < osb->max_slots; i++, slot++) { in ocfs2_steal_resource()
922 if (slot == osb->max_slots) in ocfs2_steal_resource()
925 if (slot == osb->slot_num) in ocfs2_steal_resource()
928 status = ocfs2_reserve_suballoc_bits(osb, ac, in ocfs2_steal_resource()
933 __ocfs2_set_steal_slot(osb, slot, type); in ocfs2_steal_resource()
943 static int ocfs2_steal_inode(struct ocfs2_super *osb, in ocfs2_steal_inode() argument
946 return ocfs2_steal_resource(osb, ac, INODE_ALLOC_SYSTEM_INODE); in ocfs2_steal_inode()
949 static int ocfs2_steal_meta(struct ocfs2_super *osb, in ocfs2_steal_meta() argument
952 return ocfs2_steal_resource(osb, ac, EXTENT_ALLOC_SYSTEM_INODE); in ocfs2_steal_meta()
955 int ocfs2_reserve_new_metadata_blocks(struct ocfs2_super *osb, in ocfs2_reserve_new_metadata_blocks() argument
960 int slot = ocfs2_get_meta_steal_slot(osb); in ocfs2_reserve_new_metadata_blocks()
974 atomic_read(&osb->s_num_meta_stolen) < OCFS2_MAX_TO_STEAL) in ocfs2_reserve_new_metadata_blocks()
977 atomic_set(&osb->s_num_meta_stolen, 0); in ocfs2_reserve_new_metadata_blocks()
978 status = ocfs2_reserve_suballoc_bits(osb, (*ac), in ocfs2_reserve_new_metadata_blocks()
980 (u32)osb->slot_num, NULL, in ocfs2_reserve_new_metadata_blocks()
987 ocfs2_init_meta_steal_slot(osb); in ocfs2_reserve_new_metadata_blocks()
997 status = ocfs2_steal_meta(osb, *ac); in ocfs2_reserve_new_metadata_blocks()
998 atomic_inc(&osb->s_num_meta_stolen); in ocfs2_reserve_new_metadata_blocks()
1017 int ocfs2_reserve_new_metadata(struct ocfs2_super *osb, in ocfs2_reserve_new_metadata() argument
1021 return ocfs2_reserve_new_metadata_blocks(osb, in ocfs2_reserve_new_metadata()
1026 int ocfs2_reserve_new_inode(struct ocfs2_super *osb, in ocfs2_reserve_new_inode() argument
1030 int slot = ocfs2_get_inode_steal_slot(osb); in ocfs2_reserve_new_inode()
1050 if (!(osb->s_mount_opt & OCFS2_MOUNT_INODE64)) in ocfs2_reserve_new_inode()
1063 atomic_read(&osb->s_num_inodes_stolen) < OCFS2_MAX_TO_STEAL) in ocfs2_reserve_new_inode()
1066 atomic_set(&osb->s_num_inodes_stolen, 0); in ocfs2_reserve_new_inode()
1067 alloc_group = osb->osb_inode_alloc_group; in ocfs2_reserve_new_inode()
1068 status = ocfs2_reserve_suballoc_bits(osb, *ac, in ocfs2_reserve_new_inode()
1070 (u32)osb->slot_num, in ocfs2_reserve_new_inode()
1077 spin_lock(&osb->osb_lock); in ocfs2_reserve_new_inode()
1078 osb->osb_inode_alloc_group = alloc_group; in ocfs2_reserve_new_inode()
1079 spin_unlock(&osb->osb_lock); in ocfs2_reserve_new_inode()
1088 ocfs2_init_inode_steal_slot(osb); in ocfs2_reserve_new_inode()
1098 status = ocfs2_steal_inode(osb, *ac); in ocfs2_reserve_new_inode()
1099 atomic_inc(&osb->s_num_inodes_stolen); in ocfs2_reserve_new_inode()
1120 int ocfs2_reserve_cluster_bitmap_bits(struct ocfs2_super *osb, in ocfs2_reserve_cluster_bitmap_bits() argument
1128 status = ocfs2_reserve_suballoc_bits(osb, ac, in ocfs2_reserve_cluster_bitmap_bits()
1141 static int ocfs2_reserve_clusters_with_limit(struct ocfs2_super *osb, in ocfs2_reserve_clusters_with_limit() argument
1161 ocfs2_alloc_should_use_local(osb, bits_wanted)) { in ocfs2_reserve_clusters_with_limit()
1162 status = ocfs2_reserve_local_alloc_bits(osb, in ocfs2_reserve_clusters_with_limit()
1173 status = ocfs2_reserve_cluster_bitmap_bits(osb, *ac); in ocfs2_reserve_clusters_with_limit()
1180 ret = ocfs2_try_to_free_truncate_log(osb, bits_wanted); in ocfs2_reserve_clusters_with_limit()
1219 int ocfs2_reserve_clusters(struct ocfs2_super *osb, in ocfs2_reserve_clusters() argument
1223 return ocfs2_reserve_clusters_with_limit(osb, bits_wanted, 0, in ocfs2_reserve_clusters()
1275 static int ocfs2_block_group_find_clear_bits(struct ocfs2_super *osb, in ocfs2_block_group_find_clear_bits() argument
1484 struct ocfs2_super *osb = OCFS2_SB(inode->i_sb); in ocfs2_cluster_group_search() local
1509 ret = ocfs2_block_group_find_clear_bits(osb, in ocfs2_cluster_group_search()
1538 ocfs2_local_alloc_seen_free_bits(osb, res->sr_bits); in ocfs2_cluster_group_search()
2241 struct ocfs2_super *osb = OCFS2_SB(inode->i_sb); in ocfs2_desc_bitmap_to_cluster_off() local
2246 if (bg_blkno != osb->first_cluster_group_blkno) in ocfs2_desc_bitmap_to_cluster_off()
2256 struct ocfs2_super *osb = OCFS2_SB(inode->i_sb); in ocfs2_which_cluster_group() local
2261 group_no = cluster / osb->bitmap_cpg; in ocfs2_which_cluster_group()
2263 return osb->first_cluster_group_blkno; in ocfs2_which_cluster_group()
2265 group_no * osb->bitmap_cpg); in ocfs2_which_cluster_group()
2275 struct ocfs2_super *osb = OCFS2_SB(inode->i_sb); in ocfs2_block_to_cluster_group() local
2276 u32 data_cluster = ocfs2_blocks_to_clusters(osb->sb, data_blkno); in ocfs2_block_to_cluster_group()
2283 if (*bg_blkno == osb->first_cluster_group_blkno) in ocfs2_block_to_cluster_group()
2286 *bg_bit_off = (u16) ocfs2_blocks_to_clusters(osb->sb, in ocfs2_block_to_cluster_group()
2306 struct ocfs2_super *osb = OCFS2_SB(ac->ac_inode->i_sb); in __ocfs2_claim_clusters() local
2316 status = ocfs2_claim_local_alloc_bits(osb, in __ocfs2_claim_clusters()
2323 atomic_inc(&osb->alloc_stats.local_data); in __ocfs2_claim_clusters()
2325 if (min_clusters > (osb->bitmap_cpg - 1)) { in __ocfs2_claim_clusters()
2330 osb->bitmap_cpg); in __ocfs2_claim_clusters()
2335 if (bits_wanted > (osb->bitmap_cpg - 1)) in __ocfs2_claim_clusters()
2336 bits_wanted = osb->bitmap_cpg - 1; in __ocfs2_claim_clusters()
2349 atomic_inc(&osb->alloc_stats.bitmap_data); in __ocfs2_claim_clusters()
2628 struct ocfs2_super *osb = OCFS2_SB(inode->i_sb); in ocfs2_lock_allocators() local
2657 (ocfs2_sparse_alloc(osb) && num_free_extents < max_recs_needed)) { in ocfs2_lock_allocators()
2658 ret = ocfs2_reserve_new_metadata(osb, et->et_root_el, meta_ac); in ocfs2_lock_allocators()
2669 ret = ocfs2_reserve_clusters(osb, clusters_to_add, data_ac); in ocfs2_lock_allocators()
2695 static int ocfs2_get_suballoc_slot_bit(struct ocfs2_super *osb, u64 blkno, in ocfs2_get_suballoc_slot_bit() argument
2706 status = ocfs2_read_blocks_sync(osb, blkno, 1, &inode_bh); in ocfs2_get_suballoc_slot_bit()
2722 (u32)le16_to_cpu(inode_fe->i_suballoc_slot) > osb->max_slots - 1) { in ocfs2_get_suballoc_slot_bit()
2752 static int ocfs2_test_suballoc_bit(struct ocfs2_super *osb, in ocfs2_test_suballoc_bit() argument
2810 int ocfs2_test_inode_bit(struct ocfs2_super *osb, u64 blkno, int *res) in ocfs2_test_inode_bit() argument
2820 status = ocfs2_get_suballoc_slot_bit(osb, blkno, &suballoc_slot, in ocfs2_test_inode_bit()
2828 inode_alloc_inode = ocfs2_get_system_file_inode(osb, in ocfs2_test_inode_bit()
2831 inode_alloc_inode = ocfs2_get_system_file_inode(osb, in ocfs2_test_inode_bit()
2852 status = ocfs2_test_suballoc_bit(osb, inode_alloc_inode, alloc_bh, in ocfs2_test_inode_bit()