Lines Matching refs:osb
100 static void ocfs2_delete_osb(struct ocfs2_super *osb);
106 static int ocfs2_init_global_system_inodes(struct ocfs2_super *osb);
107 static int ocfs2_init_local_system_inodes(struct ocfs2_super *osb);
108 static void ocfs2_release_system_inodes(struct ocfs2_super *osb);
109 static int ocfs2_check_volume(struct ocfs2_super *osb);
124 static int ocfs2_susp_quotas(struct ocfs2_super *osb, int unsuspend);
125 static int ocfs2_enable_quotas(struct ocfs2_super *osb);
126 static void ocfs2_disable_quotas(struct ocfs2_super *osb);
215 static int ocfs2_osb_dump(struct ocfs2_super *osb, char *buf, int len) in ocfs2_osb_dump() argument
217 struct ocfs2_cluster_connection *cconn = osb->cconn; in ocfs2_osb_dump()
218 struct ocfs2_recovery_map *rm = osb->recovery_map; in ocfs2_osb_dump()
219 struct ocfs2_orphan_scan *os = &osb->osb_orphan_scan; in ocfs2_osb_dump()
225 "Device", osb->dev_str, osb->uuid_str, in ocfs2_osb_dump()
226 osb->fs_generation, osb->vol_label); in ocfs2_osb_dump()
230 atomic_read(&osb->vol_state), osb->osb_flags); in ocfs2_osb_dump()
234 osb->sb->s_blocksize, osb->s_clustersize); in ocfs2_osb_dump()
239 "Features", osb->s_feature_compat, in ocfs2_osb_dump()
240 osb->s_feature_incompat, osb->s_feature_ro_compat); in ocfs2_osb_dump()
244 osb->s_mount_opt, osb->s_atime_quantum); in ocfs2_osb_dump()
250 (*osb->osb_cluster_stack == '\0' ? in ocfs2_osb_dump()
251 "o2cb" : osb->osb_cluster_stack), in ocfs2_osb_dump()
257 spin_lock_irqsave(&osb->dc_task_lock, flags); in ocfs2_osb_dump()
261 (osb->dc_task ? task_pid_nr(osb->dc_task) : -1), in ocfs2_osb_dump()
262 osb->blocked_lock_count, osb->dc_wake_sequence, in ocfs2_osb_dump()
263 osb->dc_work_sequence); in ocfs2_osb_dump()
264 spin_unlock_irqrestore(&osb->dc_task_lock, flags); in ocfs2_osb_dump()
266 spin_lock(&osb->osb_lock); in ocfs2_osb_dump()
269 (osb->recovery_thread_task ? in ocfs2_osb_dump()
270 task_pid_nr(osb->recovery_thread_task) : -1)); in ocfs2_osb_dump()
279 spin_unlock(&osb->osb_lock); in ocfs2_osb_dump()
283 (osb->commit_task ? task_pid_nr(osb->commit_task) : -1), in ocfs2_osb_dump()
284 osb->osb_commit_interval); in ocfs2_osb_dump()
288 "Journal", osb->journal->j_state, in ocfs2_osb_dump()
289 osb->journal->j_trans_id, in ocfs2_osb_dump()
290 atomic_read(&osb->journal->j_num_trans)); in ocfs2_osb_dump()
296 atomic_read(&osb->alloc_stats.bitmap_data), in ocfs2_osb_dump()
297 atomic_read(&osb->alloc_stats.local_data), in ocfs2_osb_dump()
298 atomic_read(&osb->alloc_stats.bg_allocs), in ocfs2_osb_dump()
299 atomic_read(&osb->alloc_stats.moves), in ocfs2_osb_dump()
300 atomic_read(&osb->alloc_stats.bg_extends)); in ocfs2_osb_dump()
305 "LocalAlloc", osb->local_alloc_state, in ocfs2_osb_dump()
306 (unsigned long long)osb->la_last_gd, in ocfs2_osb_dump()
307 osb->local_alloc_bits, osb->local_alloc_default_bits); in ocfs2_osb_dump()
309 spin_lock(&osb->osb_lock); in ocfs2_osb_dump()
313 osb->s_inode_steal_slot, in ocfs2_osb_dump()
314 atomic_read(&osb->s_num_inodes_stolen), in ocfs2_osb_dump()
315 osb->s_meta_steal_slot, in ocfs2_osb_dump()
316 atomic_read(&osb->s_num_meta_stolen)); in ocfs2_osb_dump()
317 spin_unlock(&osb->osb_lock); in ocfs2_osb_dump()
331 for (i = 0; i < osb->max_slots; ++i) { in ocfs2_osb_dump()
335 (i == osb->slot_num ? '*' : ' '), in ocfs2_osb_dump()
336 i, osb->slot_recovery_generations[i]); in ocfs2_osb_dump()
344 struct ocfs2_super *osb = inode->i_private; in ocfs2_osb_debug_open() local
351 i_size_write(inode, ocfs2_osb_dump(osb, buf, PAGE_SIZE)); in ocfs2_osb_debug_open()
399 struct ocfs2_super *osb = OCFS2_SB(sb); in ocfs2_sync_fs() local
401 if (ocfs2_is_hard_readonly(osb)) in ocfs2_sync_fs()
405 status = ocfs2_flush_truncate_log(osb); in ocfs2_sync_fs()
409 ocfs2_schedule_truncate_log_flush(osb, 0); in ocfs2_sync_fs()
412 if (jbd2_journal_start_commit(osb->journal->j_journal, in ocfs2_sync_fs()
415 jbd2_log_wait_commit(osb->journal->j_journal, in ocfs2_sync_fs()
421 static int ocfs2_need_system_inode(struct ocfs2_super *osb, int ino) in ocfs2_need_system_inode() argument
423 if (!OCFS2_HAS_RO_COMPAT_FEATURE(osb->sb, OCFS2_FEATURE_RO_COMPAT_USRQUOTA) in ocfs2_need_system_inode()
427 if (!OCFS2_HAS_RO_COMPAT_FEATURE(osb->sb, OCFS2_FEATURE_RO_COMPAT_GRPQUOTA) in ocfs2_need_system_inode()
434 static int ocfs2_init_global_system_inodes(struct ocfs2_super *osb) in ocfs2_init_global_system_inodes() argument
440 new = ocfs2_iget(osb, osb->root_blkno, OCFS2_FI_FLAG_SYSFILE, 0); in ocfs2_init_global_system_inodes()
446 osb->root_inode = new; in ocfs2_init_global_system_inodes()
448 new = ocfs2_iget(osb, osb->system_dir_blkno, OCFS2_FI_FLAG_SYSFILE, 0); in ocfs2_init_global_system_inodes()
454 osb->sys_root_inode = new; in ocfs2_init_global_system_inodes()
458 if (!ocfs2_need_system_inode(osb, i)) in ocfs2_init_global_system_inodes()
460 new = ocfs2_get_system_file_inode(osb, i, osb->slot_num); in ocfs2_init_global_system_inodes()
462 ocfs2_release_system_inodes(osb); in ocfs2_init_global_system_inodes()
463 status = ocfs2_is_soft_readonly(osb) ? -EROFS : -EINVAL; in ocfs2_init_global_system_inodes()
479 static int ocfs2_init_local_system_inodes(struct ocfs2_super *osb) in ocfs2_init_local_system_inodes() argument
488 if (!ocfs2_need_system_inode(osb, i)) in ocfs2_init_local_system_inodes()
490 new = ocfs2_get_system_file_inode(osb, i, osb->slot_num); in ocfs2_init_local_system_inodes()
492 ocfs2_release_system_inodes(osb); in ocfs2_init_local_system_inodes()
493 status = ocfs2_is_soft_readonly(osb) ? -EROFS : -EINVAL; in ocfs2_init_local_system_inodes()
495 status, i, osb->slot_num); in ocfs2_init_local_system_inodes()
508 static void ocfs2_release_system_inodes(struct ocfs2_super *osb) in ocfs2_release_system_inodes() argument
514 inode = osb->global_system_inodes[i]; in ocfs2_release_system_inodes()
517 osb->global_system_inodes[i] = NULL; in ocfs2_release_system_inodes()
521 inode = osb->sys_root_inode; in ocfs2_release_system_inodes()
524 osb->sys_root_inode = NULL; in ocfs2_release_system_inodes()
527 inode = osb->root_inode; in ocfs2_release_system_inodes()
530 osb->root_inode = NULL; in ocfs2_release_system_inodes()
533 if (!osb->local_system_inodes) in ocfs2_release_system_inodes()
536 for (i = 0; i < NUM_LOCAL_SYSTEM_INODES * osb->max_slots; i++) { in ocfs2_release_system_inodes()
537 if (osb->local_system_inodes[i]) { in ocfs2_release_system_inodes()
538 iput(osb->local_system_inodes[i]); in ocfs2_release_system_inodes()
539 osb->local_system_inodes[i] = NULL; in ocfs2_release_system_inodes()
543 kfree(osb->local_system_inodes); in ocfs2_release_system_inodes()
544 osb->local_system_inodes = NULL; in ocfs2_release_system_inodes()
611 struct ocfs2_super *osb = OCFS2_SB(sb); in ocfs2_remount() local
624 if ((osb->s_mount_opt & tmp) != (parsed_options.mount_opt & tmp)) { in ocfs2_remount()
630 if ((osb->s_mount_opt & OCFS2_MOUNT_DATA_WRITEBACK) != in ocfs2_remount()
639 if (!(osb->s_mount_opt & OCFS2_MOUNT_INODE64) && in ocfs2_remount()
650 ret = ocfs2_susp_quotas(osb, 0); in ocfs2_remount()
656 spin_lock(&osb->osb_lock); in ocfs2_remount()
657 if (osb->osb_flags & OCFS2_OSB_HARD_RO) { in ocfs2_remount()
665 osb->osb_flags |= OCFS2_OSB_SOFT_RO; in ocfs2_remount()
667 if (osb->osb_flags & OCFS2_OSB_ERROR_FS) { in ocfs2_remount()
682 osb->osb_flags &= ~OCFS2_OSB_SOFT_RO; in ocfs2_remount()
684 trace_ocfs2_remount(sb->s_flags, osb->osb_flags, *flags); in ocfs2_remount()
686 spin_unlock(&osb->osb_lock); in ocfs2_remount()
690 ret = ocfs2_susp_quotas(osb, 1); in ocfs2_remount()
692 ret = ocfs2_enable_quotas(osb); in ocfs2_remount()
695 spin_lock(&osb->osb_lock); in ocfs2_remount()
697 osb->osb_flags |= OCFS2_OSB_SOFT_RO; in ocfs2_remount()
698 spin_unlock(&osb->osb_lock); in ocfs2_remount()
707 osb->s_mount_opt = parsed_options.mount_opt; in ocfs2_remount()
708 osb->s_atime_quantum = parsed_options.atime_quantum; in ocfs2_remount()
709 osb->preferred_slot = parsed_options.slot; in ocfs2_remount()
711 osb->osb_commit_interval = parsed_options.commit_interval; in ocfs2_remount()
713 if (!ocfs2_is_hard_readonly(osb)) in ocfs2_remount()
714 ocfs2_set_journal_params(osb); in ocfs2_remount()
717 ((osb->s_mount_opt & OCFS2_MOUNT_POSIX_ACL) ? in ocfs2_remount()
810 static int ocfs2_verify_heartbeat(struct ocfs2_super *osb) in ocfs2_verify_heartbeat() argument
814 if (osb->s_mount_opt & hb_enabled) { in ocfs2_verify_heartbeat()
815 if (ocfs2_mount_local(osb)) { in ocfs2_verify_heartbeat()
820 if (ocfs2_userspace_stack(osb)) { in ocfs2_verify_heartbeat()
825 if (((osb->s_mount_opt & OCFS2_MOUNT_HB_GLOBAL) && in ocfs2_verify_heartbeat()
826 !ocfs2_cluster_o2cb_global_heartbeat(osb)) || in ocfs2_verify_heartbeat()
827 ((osb->s_mount_opt & OCFS2_MOUNT_HB_LOCAL) && in ocfs2_verify_heartbeat()
828 ocfs2_cluster_o2cb_global_heartbeat(osb))) { in ocfs2_verify_heartbeat()
834 if (!(osb->s_mount_opt & hb_enabled)) { in ocfs2_verify_heartbeat()
835 if (!ocfs2_mount_local(osb) && !ocfs2_is_hard_readonly(osb) && in ocfs2_verify_heartbeat()
836 !ocfs2_userspace_stack(osb)) { in ocfs2_verify_heartbeat()
851 static int ocfs2_verify_userspace_stack(struct ocfs2_super *osb, in ocfs2_verify_userspace_stack() argument
854 if (!ocfs2_userspace_stack(osb) && mopt->cluster_stack[0]) { in ocfs2_verify_userspace_stack()
861 if (ocfs2_userspace_stack(osb) && in ocfs2_verify_userspace_stack()
862 strncmp(osb->osb_cluster_stack, mopt->cluster_stack, in ocfs2_verify_userspace_stack()
868 osb->osb_cluster_stack); in ocfs2_verify_userspace_stack()
875 static int ocfs2_susp_quotas(struct ocfs2_super *osb, int unsuspend) in ocfs2_susp_quotas() argument
878 struct super_block *sb = osb->sb; in ocfs2_susp_quotas()
906 static int ocfs2_enable_quotas(struct ocfs2_super *osb) in ocfs2_enable_quotas() argument
909 struct super_block *sb = osb->sb; in ocfs2_enable_quotas()
923 inode[type] = ocfs2_get_system_file_inode(osb, ino[type], in ocfs2_enable_quotas()
924 osb->slot_num); in ocfs2_enable_quotas()
939 ocfs2_disable_quotas(osb); in ocfs2_enable_quotas()
946 static void ocfs2_disable_quotas(struct ocfs2_super *osb) in ocfs2_disable_quotas() argument
950 struct super_block *sb = osb->sb; in ocfs2_disable_quotas()
978 struct ocfs2_super *osb = NULL; in ocfs2_fill_super() local
998 osb = OCFS2_SB(sb); in ocfs2_fill_super()
1010 osb->s_mount_opt = parsed_options.mount_opt; in ocfs2_fill_super()
1011 osb->s_atime_quantum = parsed_options.atime_quantum; in ocfs2_fill_super()
1012 osb->preferred_slot = parsed_options.slot; in ocfs2_fill_super()
1013 osb->osb_commit_interval = parsed_options.commit_interval; in ocfs2_fill_super()
1015 ocfs2_la_set_sizes(osb, parsed_options.localalloc_opt); in ocfs2_fill_super()
1016 osb->osb_resv_level = parsed_options.resv_level; in ocfs2_fill_super()
1017 osb->osb_dir_resv_level = parsed_options.resv_level; in ocfs2_fill_super()
1019 osb->osb_dir_resv_level = parsed_options.resv_level; in ocfs2_fill_super()
1021 osb->osb_dir_resv_level = parsed_options.dir_resv_level; in ocfs2_fill_super()
1023 status = ocfs2_verify_userspace_stack(osb, &parsed_options); in ocfs2_fill_super()
1030 ((osb->s_mount_opt & OCFS2_MOUNT_POSIX_ACL) ? SB_POSIXACL : 0); in ocfs2_fill_super()
1044 if (osb->s_mount_opt & OCFS2_MOUNT_HB_LOCAL) { in ocfs2_fill_super()
1051 status = ocfs2_check_journals_nolocks(osb); in ocfs2_fill_super()
1062 ocfs2_set_ro_flag(osb, 1); in ocfs2_fill_super()
1066 "Recovery will be skipped.\n", osb->dev_str); in ocfs2_fill_super()
1069 if (!ocfs2_is_hard_readonly(osb)) { in ocfs2_fill_super()
1071 ocfs2_set_ro_flag(osb, 0); in ocfs2_fill_super()
1074 status = ocfs2_verify_heartbeat(osb); in ocfs2_fill_super()
1080 osb->osb_debug_root = debugfs_create_dir(osb->uuid_str, in ocfs2_fill_super()
1083 debugfs_create_file("fs_state", S_IFREG|S_IRUSR, osb->osb_debug_root, in ocfs2_fill_super()
1084 osb, &ocfs2_osb_debug_fops); in ocfs2_fill_super()
1086 if (ocfs2_meta_ecc(osb)) in ocfs2_fill_super()
1087 ocfs2_blockcheck_stats_debugfs_install( &osb->osb_ecc_stats, in ocfs2_fill_super()
1088 osb->osb_debug_root); in ocfs2_fill_super()
1094 if (osb->root_inode) in ocfs2_fill_super()
1095 inode = igrab(osb->root_inode); in ocfs2_fill_super()
1112 ocfs2_complete_mount_recovery(osb); in ocfs2_fill_super()
1114 osb->osb_dev_kset = kset_create_and_add(sb->s_id, NULL, in ocfs2_fill_super()
1116 if (!osb->osb_dev_kset) { in ocfs2_fill_super()
1124 if (ocfs2_filecheck_create_sysfs(osb)) { in ocfs2_fill_super()
1131 if (ocfs2_mount_local(osb)) in ocfs2_fill_super()
1134 snprintf(nodestr, sizeof(nodestr), "%u", osb->node_num); in ocfs2_fill_super()
1138 osb->dev_str, nodestr, osb->slot_num, in ocfs2_fill_super()
1139 osb->s_mount_opt & OCFS2_MOUNT_DATA_WRITEBACK ? "writeback" : in ocfs2_fill_super()
1142 atomic_set(&osb->vol_state, VOLUME_MOUNTED); in ocfs2_fill_super()
1143 wake_up(&osb->osb_mount_event); in ocfs2_fill_super()
1149 status = ocfs2_enable_quotas(osb); in ocfs2_fill_super()
1154 atomic_set(&osb->vol_state, VOLUME_DISABLED); in ocfs2_fill_super()
1155 wake_up(&osb->osb_mount_event); in ocfs2_fill_super()
1160 ocfs2_complete_quota_recovery(osb); in ocfs2_fill_super()
1163 atomic_set(&osb->vol_state, VOLUME_MOUNTED_QUOTAS); in ocfs2_fill_super()
1164 wake_up(&osb->osb_mount_event); in ocfs2_fill_super()
1167 ocfs2_orphan_scan_start(osb); in ocfs2_fill_super()
1177 if (osb) { in ocfs2_fill_super()
1178 atomic_set(&osb->vol_state, VOLUME_DISABLED); in ocfs2_fill_super()
1179 wake_up(&osb->osb_mount_event); in ocfs2_fill_super()
1477 struct ocfs2_super *osb = OCFS2_SB(root->d_sb); in ocfs2_show_options() local
1478 unsigned long opts = osb->s_mount_opt; in ocfs2_show_options()
1508 if (osb->preferred_slot != OCFS2_INVALID_SLOT) in ocfs2_show_options()
1509 seq_printf(s, ",preferred_slot=%d", osb->preferred_slot); in ocfs2_show_options()
1511 seq_printf(s, ",atime_quantum=%u", osb->s_atime_quantum); in ocfs2_show_options()
1513 if (osb->osb_commit_interval) in ocfs2_show_options()
1515 (unsigned) (osb->osb_commit_interval / HZ)); in ocfs2_show_options()
1517 local_alloc_megs = osb->local_alloc_bits >> (20 - osb->s_clustersize_bits); in ocfs2_show_options()
1518 if (local_alloc_megs != ocfs2_la_default_mb(osb)) in ocfs2_show_options()
1524 if (osb->osb_cluster_stack[0]) in ocfs2_show_options()
1525 seq_show_option_n(s, "cluster_stack", osb->osb_cluster_stack, in ocfs2_show_options()
1550 if (osb->osb_resv_level != OCFS2_DEFAULT_RESV_LEVEL) in ocfs2_show_options()
1551 seq_printf(s, ",resv_level=%d", osb->osb_resv_level); in ocfs2_show_options()
1553 if (osb->osb_dir_resv_level != osb->osb_resv_level) in ocfs2_show_options()
1554 seq_printf(s, ",dir_resv_level=%d", osb->osb_resv_level); in ocfs2_show_options()
1619 struct ocfs2_super *osb; in ocfs2_statfs() local
1628 osb = OCFS2_SB(dentry->d_sb); in ocfs2_statfs()
1630 inode = ocfs2_get_system_file_inode(osb, in ocfs2_statfs()
1654 (osb->s_clustersize >> osb->sb->s_blocksize_bits); in ocfs2_statfs()
1656 (osb->s_clustersize >> osb->sb->s_blocksize_bits); in ocfs2_statfs()
1660 buf->f_fsid.val[0] = crc32_le(0, osb->uuid_str, OCFS2_VOL_UUID_LEN) in ocfs2_statfs()
1662 buf->f_fsid.val[1] = crc32_le(0, osb->uuid_str + OCFS2_VOL_UUID_LEN, in ocfs2_statfs()
1790 struct ocfs2_super *osb = OCFS2_SB(sb); in ocfs2_mount_volume() local
1792 if (ocfs2_is_hard_readonly(osb)) in ocfs2_mount_volume()
1795 mutex_init(&osb->obs_trim_fs_mutex); in ocfs2_mount_volume()
1797 status = ocfs2_dlm_init(osb); in ocfs2_mount_volume()
1800 if (status == -EBADR && ocfs2_userspace_stack(osb)) in ocfs2_mount_volume()
1806 status = ocfs2_super_lock(osb, 1); in ocfs2_mount_volume()
1814 status = ocfs2_find_slot(osb); in ocfs2_mount_volume()
1821 status = ocfs2_init_local_system_inodes(osb); in ocfs2_mount_volume()
1827 status = ocfs2_check_volume(osb); in ocfs2_mount_volume()
1833 status = ocfs2_truncate_log_init(osb); in ocfs2_mount_volume()
1839 ocfs2_super_unlock(osb, 1); in ocfs2_mount_volume()
1847 struct ocfs2_super *osb = NULL; in ocfs2_dismount_volume() local
1853 osb = OCFS2_SB(sb); in ocfs2_dismount_volume()
1854 BUG_ON(!osb); in ocfs2_dismount_volume()
1858 ocfs2_filecheck_remove_sysfs(osb); in ocfs2_dismount_volume()
1860 kset_unregister(osb->osb_dev_kset); in ocfs2_dismount_volume()
1863 ocfs2_orphan_scan_stop(osb); in ocfs2_dismount_volume()
1865 ocfs2_disable_quotas(osb); in ocfs2_dismount_volume()
1868 WARN_ON(!llist_empty(&osb->dquot_drop_list)); in ocfs2_dismount_volume()
1870 cancel_work_sync(&osb->dquot_drop_work); in ocfs2_dismount_volume()
1872 ocfs2_shutdown_local_alloc(osb); in ocfs2_dismount_volume()
1874 ocfs2_truncate_log_shutdown(osb); in ocfs2_dismount_volume()
1877 ocfs2_recovery_exit(osb); in ocfs2_dismount_volume()
1879 ocfs2_journal_shutdown(osb); in ocfs2_dismount_volume()
1883 ocfs2_purge_refcount_trees(osb); in ocfs2_dismount_volume()
1887 if (osb->cconn) { in ocfs2_dismount_volume()
1888 tmp = ocfs2_super_lock(osb, 1); in ocfs2_dismount_volume()
1895 if (osb->slot_num != OCFS2_INVALID_SLOT) in ocfs2_dismount_volume()
1896 ocfs2_put_slot(osb); in ocfs2_dismount_volume()
1898 if (osb->cconn) in ocfs2_dismount_volume()
1899 ocfs2_super_unlock(osb, 1); in ocfs2_dismount_volume()
1901 ocfs2_release_system_inodes(osb); in ocfs2_dismount_volume()
1909 if (!mnt_err && !ocfs2_mount_local(osb) && osb->uuid_str && in ocfs2_dismount_volume()
1910 !ocfs2_is_hard_readonly(osb)) in ocfs2_dismount_volume()
1913 if (osb->cconn) in ocfs2_dismount_volume()
1914 ocfs2_dlm_shutdown(osb, hangup_needed); in ocfs2_dismount_volume()
1916 ocfs2_blockcheck_stats_debugfs_remove(&osb->osb_ecc_stats); in ocfs2_dismount_volume()
1917 debugfs_remove_recursive(osb->osb_debug_root); in ocfs2_dismount_volume()
1920 ocfs2_cluster_hangup(osb->uuid_str, strlen(osb->uuid_str)); in ocfs2_dismount_volume()
1922 atomic_set(&osb->vol_state, VOLUME_DISMOUNTED); in ocfs2_dismount_volume()
1924 if (ocfs2_mount_local(osb)) in ocfs2_dismount_volume()
1927 snprintf(nodestr, sizeof(nodestr), "%u", osb->node_num); in ocfs2_dismount_volume()
1930 osb->dev_str, nodestr); in ocfs2_dismount_volume()
1932 ocfs2_delete_osb(osb); in ocfs2_dismount_volume()
1933 kfree(osb); in ocfs2_dismount_volume()
1938 static int ocfs2_setup_osb_uuid(struct ocfs2_super *osb, const unsigned char *uuid, in ocfs2_setup_osb_uuid() argument
1946 osb->uuid_str = kzalloc(OCFS2_VOL_UUID_LEN * 2 + 1, GFP_KERNEL); in ocfs2_setup_osb_uuid()
1947 if (osb->uuid_str == NULL) in ocfs2_setup_osb_uuid()
1950 for (i = 0, ptr = osb->uuid_str; i < OCFS2_VOL_UUID_LEN; i++) { in ocfs2_setup_osb_uuid()
1965 static int ocfs2_journal_addressable(struct ocfs2_super *osb) in ocfs2_journal_addressable() argument
1969 ocfs2_clusters_to_blocks(osb->sb, in ocfs2_journal_addressable()
1970 osb->osb_clusters_at_boot) - 1; in ocfs2_journal_addressable()
1978 if (!(OCFS2_HAS_COMPAT_FEATURE(osb->sb, in ocfs2_journal_addressable()
1980 jbd2_journal_check_used_features(osb->journal->j_journal, 0, 0, in ocfs2_journal_addressable()
2002 struct ocfs2_super *osb; in ocfs2_initialize_super() local
2005 osb = kzalloc(sizeof(struct ocfs2_super), GFP_KERNEL); in ocfs2_initialize_super()
2006 if (!osb) { in ocfs2_initialize_super()
2012 sb->s_fs_info = osb; in ocfs2_initialize_super()
2029 osb->osb_dx_mask = (1 << (cbits - bbits)) - 1; in ocfs2_initialize_super()
2032 osb->osb_dx_seed[i] = le32_to_cpu(di->id2.i_super.s_dx_seed[i]); in ocfs2_initialize_super()
2033 osb->osb_dx_seed[3] = le32_to_cpu(di->id2.i_super.s_uuid_hash); in ocfs2_initialize_super()
2035 osb->sb = sb; in ocfs2_initialize_super()
2036 osb->s_sectsize_bits = blksize_bits(sector_size); in ocfs2_initialize_super()
2037 BUG_ON(!osb->s_sectsize_bits); in ocfs2_initialize_super()
2039 spin_lock_init(&osb->dc_task_lock); in ocfs2_initialize_super()
2040 init_waitqueue_head(&osb->dc_event); in ocfs2_initialize_super()
2041 osb->dc_work_sequence = 0; in ocfs2_initialize_super()
2042 osb->dc_wake_sequence = 0; in ocfs2_initialize_super()
2043 INIT_LIST_HEAD(&osb->blocked_lock_list); in ocfs2_initialize_super()
2044 osb->blocked_lock_count = 0; in ocfs2_initialize_super()
2045 spin_lock_init(&osb->osb_lock); in ocfs2_initialize_super()
2046 spin_lock_init(&osb->osb_xattr_lock); in ocfs2_initialize_super()
2047 ocfs2_init_steal_slots(osb); in ocfs2_initialize_super()
2049 mutex_init(&osb->system_file_mutex); in ocfs2_initialize_super()
2051 atomic_set(&osb->alloc_stats.moves, 0); in ocfs2_initialize_super()
2052 atomic_set(&osb->alloc_stats.local_data, 0); in ocfs2_initialize_super()
2053 atomic_set(&osb->alloc_stats.bitmap_data, 0); in ocfs2_initialize_super()
2054 atomic_set(&osb->alloc_stats.bg_allocs, 0); in ocfs2_initialize_super()
2055 atomic_set(&osb->alloc_stats.bg_extends, 0); in ocfs2_initialize_super()
2058 osb->osb_ecc_stats = *stats; in ocfs2_initialize_super()
2060 ocfs2_init_node_maps(osb); in ocfs2_initialize_super()
2062 snprintf(osb->dev_str, sizeof(osb->dev_str), "%u,%u", in ocfs2_initialize_super()
2063 MAJOR(osb->sb->s_dev), MINOR(osb->sb->s_dev)); in ocfs2_initialize_super()
2065 osb->max_slots = le16_to_cpu(di->id2.i_super.s_max_slots); in ocfs2_initialize_super()
2066 if (osb->max_slots > OCFS2_MAX_SLOTS || osb->max_slots == 0) { in ocfs2_initialize_super()
2068 osb->max_slots); in ocfs2_initialize_super()
2073 ocfs2_orphan_scan_init(osb); in ocfs2_initialize_super()
2075 status = ocfs2_recovery_init(osb); in ocfs2_initialize_super()
2082 init_waitqueue_head(&osb->checkpoint_event); in ocfs2_initialize_super()
2084 osb->s_atime_quantum = OCFS2_DEFAULT_ATIME_QUANTUM; in ocfs2_initialize_super()
2086 osb->slot_num = OCFS2_INVALID_SLOT; in ocfs2_initialize_super()
2088 osb->s_xattr_inline_size = le16_to_cpu( in ocfs2_initialize_super()
2091 osb->local_alloc_state = OCFS2_LA_UNUSED; in ocfs2_initialize_super()
2092 osb->local_alloc_bh = NULL; in ocfs2_initialize_super()
2093 INIT_DELAYED_WORK(&osb->la_enable_wq, ocfs2_la_enable_worker); in ocfs2_initialize_super()
2095 init_waitqueue_head(&osb->osb_mount_event); in ocfs2_initialize_super()
2097 status = ocfs2_resmap_init(osb, &osb->osb_la_resmap); in ocfs2_initialize_super()
2103 osb->vol_label = kmalloc(OCFS2_MAX_VOL_LABEL_LEN, GFP_KERNEL); in ocfs2_initialize_super()
2104 if (!osb->vol_label) { in ocfs2_initialize_super()
2110 osb->slot_recovery_generations = in ocfs2_initialize_super()
2111 kcalloc(osb->max_slots, sizeof(*osb->slot_recovery_generations), in ocfs2_initialize_super()
2113 if (!osb->slot_recovery_generations) { in ocfs2_initialize_super()
2119 init_waitqueue_head(&osb->osb_wipe_event); in ocfs2_initialize_super()
2120 osb->osb_orphan_wipes = kcalloc(osb->max_slots, in ocfs2_initialize_super()
2121 sizeof(*osb->osb_orphan_wipes), in ocfs2_initialize_super()
2123 if (!osb->osb_orphan_wipes) { in ocfs2_initialize_super()
2129 osb->osb_rf_lock_tree = RB_ROOT; in ocfs2_initialize_super()
2131 osb->s_feature_compat = in ocfs2_initialize_super()
2133 osb->s_feature_ro_compat = in ocfs2_initialize_super()
2135 osb->s_feature_incompat = in ocfs2_initialize_super()
2138 if ((i = OCFS2_HAS_INCOMPAT_FEATURE(osb->sb, ~OCFS2_FEATURE_INCOMPAT_SUPP))) { in ocfs2_initialize_super()
2144 …if (!sb_rdonly(osb->sb) && (i = OCFS2_HAS_RO_COMPAT_FEATURE(osb->sb, ~OCFS2_FEATURE_RO_COMPAT_SUPP… in ocfs2_initialize_super()
2151 if (ocfs2_clusterinfo_valid(osb)) { in ocfs2_initialize_super()
2152 osb->osb_stackflags = in ocfs2_initialize_super()
2154 strlcpy(osb->osb_cluster_stack, in ocfs2_initialize_super()
2157 if (strlen(osb->osb_cluster_stack) != OCFS2_STACK_LABEL_LEN) { in ocfs2_initialize_super()
2161 osb->osb_cluster_stack); in ocfs2_initialize_super()
2165 strlcpy(osb->osb_cluster_name, in ocfs2_initialize_super()
2171 osb->osb_cluster_stack[0] = '\0'; in ocfs2_initialize_super()
2174 get_random_bytes(&osb->s_next_generation, sizeof(u32)); in ocfs2_initialize_super()
2191 osb->journal = journal; in ocfs2_initialize_super()
2192 journal->j_osb = osb; in ocfs2_initialize_super()
2203 INIT_WORK(&osb->dquot_drop_work, ocfs2_drop_dquot_refs); in ocfs2_initialize_super()
2204 init_llist_head(&osb->dquot_drop_list); in ocfs2_initialize_super()
2207 osb->s_clustersize_bits = in ocfs2_initialize_super()
2209 osb->s_clustersize = 1 << osb->s_clustersize_bits; in ocfs2_initialize_super()
2211 if (osb->s_clustersize < OCFS2_MIN_CLUSTERSIZE || in ocfs2_initialize_super()
2212 osb->s_clustersize > OCFS2_MAX_CLUSTERSIZE) { in ocfs2_initialize_super()
2214 osb->s_clustersize); in ocfs2_initialize_super()
2219 total_blocks = ocfs2_clusters_to_blocks(osb->sb, in ocfs2_initialize_super()
2222 status = generic_check_addressable(osb->sb->s_blocksize_bits, in ocfs2_initialize_super()
2231 if (ocfs2_setup_osb_uuid(osb, di->id2.i_super.s_uuid, in ocfs2_initialize_super()
2238 strlcpy(osb->vol_label, di->id2.i_super.s_label, in ocfs2_initialize_super()
2240 osb->root_blkno = le64_to_cpu(di->id2.i_super.s_root_blkno); in ocfs2_initialize_super()
2241 osb->system_dir_blkno = le64_to_cpu(di->id2.i_super.s_system_dir_blkno); in ocfs2_initialize_super()
2242 osb->first_cluster_group_blkno = in ocfs2_initialize_super()
2244 osb->fs_generation = le32_to_cpu(di->i_fs_generation); in ocfs2_initialize_super()
2245 osb->uuid_hash = le32_to_cpu(di->id2.i_super.s_uuid_hash); in ocfs2_initialize_super()
2246 trace_ocfs2_initialize_super(osb->vol_label, osb->uuid_str, in ocfs2_initialize_super()
2247 (unsigned long long)osb->root_blkno, in ocfs2_initialize_super()
2248 (unsigned long long)osb->system_dir_blkno, in ocfs2_initialize_super()
2249 osb->s_clustersize_bits); in ocfs2_initialize_super()
2251 osb->osb_dlm_debug = ocfs2_new_dlm_debug(); in ocfs2_initialize_super()
2252 if (!osb->osb_dlm_debug) { in ocfs2_initialize_super()
2258 atomic_set(&osb->vol_state, VOLUME_INIT); in ocfs2_initialize_super()
2261 status = ocfs2_init_global_system_inodes(osb); in ocfs2_initialize_super()
2270 inode = ocfs2_get_system_file_inode(osb, GLOBAL_BITMAP_SYSTEM_INODE, in ocfs2_initialize_super()
2278 osb->bitmap_blkno = OCFS2_I(inode)->ip_blkno; in ocfs2_initialize_super()
2279 osb->osb_clusters_at_boot = OCFS2_I(inode)->ip_clusters; in ocfs2_initialize_super()
2282 osb->bitmap_cpg = ocfs2_group_bitmap_size(sb, 0, in ocfs2_initialize_super()
2283 osb->s_feature_incompat) * 8; in ocfs2_initialize_super()
2285 status = ocfs2_init_slot_info(osb); in ocfs2_initialize_super()
2292 osb->ocfs2_wq = alloc_ordered_workqueue("ocfs2_wq", WQ_MEM_RECLAIM); in ocfs2_initialize_super()
2293 if (!osb->ocfs2_wq) { in ocfs2_initialize_super()
2373 static int ocfs2_check_volume(struct ocfs2_super *osb) in ocfs2_check_volume() argument
2383 status = ocfs2_journal_init(osb->journal, &dirty); in ocfs2_check_volume()
2391 status = ocfs2_journal_addressable(osb); in ocfs2_check_volume()
2399 status = ocfs2_journal_wipe(osb->journal, 0); in ocfs2_check_volume()
2406 "unmounted cleanly, recovering it.\n", osb->dev_str); in ocfs2_check_volume()
2409 local = ocfs2_mount_local(osb); in ocfs2_check_volume()
2412 status = ocfs2_journal_load(osb->journal, local, dirty); in ocfs2_check_volume()
2418 if (osb->s_mount_opt & OCFS2_MOUNT_JOURNAL_ASYNC_COMMIT) in ocfs2_check_volume()
2419 jbd2_journal_set_features(osb->journal->j_journal, in ocfs2_check_volume()
2423 jbd2_journal_clear_features(osb->journal->j_journal, in ocfs2_check_volume()
2429 status = ocfs2_begin_local_alloc_recovery(osb, in ocfs2_check_volume()
2430 osb->slot_num, in ocfs2_check_volume()
2440 status = ocfs2_load_local_alloc(osb); in ocfs2_check_volume()
2449 osb->local_alloc_copy = local_alloc; in ocfs2_check_volume()
2456 status = ocfs2_mark_dead_nodes(osb); in ocfs2_check_volume()
2462 status = ocfs2_compute_replay_slots(osb); in ocfs2_check_volume()
2480 static void ocfs2_delete_osb(struct ocfs2_super *osb) in ocfs2_delete_osb() argument
2485 if (osb->ocfs2_wq) in ocfs2_delete_osb()
2486 destroy_workqueue(osb->ocfs2_wq); in ocfs2_delete_osb()
2488 ocfs2_free_slot_info(osb); in ocfs2_delete_osb()
2490 kfree(osb->osb_orphan_wipes); in ocfs2_delete_osb()
2491 kfree(osb->slot_recovery_generations); in ocfs2_delete_osb()
2497 kfree(osb->journal); in ocfs2_delete_osb()
2498 kfree(osb->local_alloc_copy); in ocfs2_delete_osb()
2499 kfree(osb->uuid_str); in ocfs2_delete_osb()
2500 kfree(osb->vol_label); in ocfs2_delete_osb()
2501 ocfs2_put_dlm_debug(osb->osb_dlm_debug); in ocfs2_delete_osb()
2502 memset(osb, 0, sizeof(struct ocfs2_super)); in ocfs2_delete_osb()
2513 struct ocfs2_super *osb = OCFS2_SB(sb); in ocfs2_handle_error() local
2516 ocfs2_set_osb_flag(osb, OCFS2_OSB_ERROR_FS); in ocfs2_handle_error()
2520 if (osb->s_mount_opt & OCFS2_MOUNT_ERRORS_PANIC) { in ocfs2_handle_error()
2523 } else if (osb->s_mount_opt & OCFS2_MOUNT_ERRORS_CONT) { in ocfs2_handle_error()
2528 if (sb_rdonly(sb) && (ocfs2_is_soft_readonly(osb) || ocfs2_is_hard_readonly(osb))) in ocfs2_handle_error()
2533 ocfs2_set_ro_flag(osb, 0); in ocfs2_handle_error()