Lines Matching refs:sdp
46 struct gfs2_sbd *sdp;
48 sdp = kzalloc(sizeof(struct gfs2_sbd), GFP_KERNEL);
49 if (!sdp)
52 sb->s_fs_info = sdp;
53 sdp->sd_vfs = sb;
55 gfs2_tune_init(&sdp->sd_tune);
57 INIT_LIST_HEAD(&sdp->sd_reclaim_list);
58 spin_lock_init(&sdp->sd_reclaim_lock);
59 init_waitqueue_head(&sdp->sd_reclaim_wq);
61 mutex_init(&sdp->sd_inum_mutex);
62 spin_lock_init(&sdp->sd_statfs_spin);
63 mutex_init(&sdp->sd_statfs_mutex);
65 spin_lock_init(&sdp->sd_rindex_spin);
66 mutex_init(&sdp->sd_rindex_mutex);
67 INIT_LIST_HEAD(&sdp->sd_rindex_list);
68 INIT_LIST_HEAD(&sdp->sd_rindex_mru_list);
69 INIT_LIST_HEAD(&sdp->sd_rindex_recent_list);
71 INIT_LIST_HEAD(&sdp->sd_jindex_list);
72 spin_lock_init(&sdp->sd_jindex_spin);
73 mutex_init(&sdp->sd_jindex_mutex);
75 INIT_LIST_HEAD(&sdp->sd_quota_list);
76 spin_lock_init(&sdp->sd_quota_spin);
77 mutex_init(&sdp->sd_quota_mutex);
79 spin_lock_init(&sdp->sd_log_lock);
81 INIT_LIST_HEAD(&sdp->sd_log_le_gl);
82 INIT_LIST_HEAD(&sdp->sd_log_le_buf);
83 INIT_LIST_HEAD(&sdp->sd_log_le_revoke);
84 INIT_LIST_HEAD(&sdp->sd_log_le_rg);
85 INIT_LIST_HEAD(&sdp->sd_log_le_databuf);
87 mutex_init(&sdp->sd_log_reserve_mutex);
88 INIT_LIST_HEAD(&sdp->sd_ail1_list);
89 INIT_LIST_HEAD(&sdp->sd_ail2_list);
91 init_rwsem(&sdp->sd_log_flush_lock);
92 INIT_LIST_HEAD(&sdp->sd_log_flush_list);
94 INIT_LIST_HEAD(&sdp->sd_revoke_list);
96 mutex_init(&sdp->sd_freeze_lock);
98 return sdp;
103 struct gfs2_sbd *sdp = sb->s_fs_info;
111 set_bit(noatime, &sdp->sd_flags);
117 static int init_names(struct gfs2_sbd *sdp, int silent)
123 proto = sdp->sd_args.ar_lockproto;
124 table = sdp->sd_args.ar_locktable;
130 page = gfs2_read_super(sdp->sd_vfs, GFS2_SB_ADDR >> sdp->sd_fsb2bb_shift);
134 gfs2_sb_in(&sdp->sd_sb, sb);
138 error = gfs2_check_sb(sdp, &sdp->sd_sb, silent);
143 proto = sdp->sd_sb.sb_lockproto;
145 table = sdp->sd_sb.sb_locktable;
149 table = sdp->sd_vfs->s_id;
151 snprintf(sdp->sd_proto_name, GFS2_FSNAME_LEN, "%s", proto);
152 snprintf(sdp->sd_table_name, GFS2_FSNAME_LEN, "%s", table);
158 static int init_locking(struct gfs2_sbd *sdp, struct gfs2_holder *mount_gh,
167 p = kthread_run(gfs2_scand, sdp, "gfs2_scand");
170 fs_err(sdp, "can't start scand thread: %d\n", error);
173 sdp->sd_scand_process = p;
175 for (sdp->sd_glockd_num = 0;
176 sdp->sd_glockd_num < sdp->sd_args.ar_num_glockd;
177 sdp->sd_glockd_num++) {
178 p = kthread_run(gfs2_glockd, sdp, "gfs2_glockd");
181 fs_err(sdp, "can't start glockd thread: %d\n", error);
184 sdp->sd_glockd_process[sdp->sd_glockd_num] = p;
187 error = gfs2_glock_nq_num(sdp,
192 fs_err(sdp, "can't acquire mount glock: %d\n", error);
196 error = gfs2_glock_nq_num(sdp,
200 &sdp->sd_live_gh);
202 fs_err(sdp, "can't acquire live glock: %d\n", error);
206 error = gfs2_glock_get(sdp, GFS2_RENAME_LOCK, &gfs2_nondisk_glops,
207 CREATE, &sdp->sd_rename_gl);
209 fs_err(sdp, "can't create rename glock: %d\n", error);
213 error = gfs2_glock_get(sdp, GFS2_TRANS_LOCK, &gfs2_trans_glops,
214 CREATE, &sdp->sd_trans_gl);
216 fs_err(sdp, "can't create transaction glock: %d\n", error);
219 set_bit(GLF_STICKY, &sdp->sd_trans_gl->gl_flags);
224 gfs2_glock_put(sdp->sd_trans_gl);
226 gfs2_glock_put(sdp->sd_rename_gl);
228 gfs2_glock_dq_uninit(&sdp->sd_live_gh);
232 while (sdp->sd_glockd_num--)
233 kthread_stop(sdp->sd_glockd_process[sdp->sd_glockd_num]);
235 kthread_stop(sdp->sd_scand_process);
245 static int init_sb(struct gfs2_sbd *sdp, int silent, int undo)
247 struct super_block *sb = sdp->sd_vfs;
261 error = gfs2_glock_nq_num(sdp, GFS2_SB_LOCK, &gfs2_meta_glops,
264 fs_err(sdp, "can't acquire superblock glock: %d\n", error);
268 error = gfs2_read_sb(sdp, sb_gh.gh_gl, silent);
270 fs_err(sdp, "can't read superblock: %d\n", error);
275 if (sdp->sd_sb.sb_bsize < bdev_hardsect_size(sb->s_bdev)) {
277 fs_err(sdp, "FS block size (%u) is too small for device "
279 sdp->sd_sb.sb_bsize, bdev_hardsect_size(sb->s_bdev));
282 if (sdp->sd_sb.sb_bsize > PAGE_SIZE) {
284 fs_err(sdp, "FS block size (%u) is too big for machine "
286 sdp->sd_sb.sb_bsize, (unsigned int)PAGE_SIZE);
289 sb_set_blocksize(sb, sdp->sd_sb.sb_bsize);
292 inum = &sdp->sd_sb.sb_root_dir;
294 inum = &sdp->sd_sb.sb_master_dir;
298 fs_err(sdp, "can't read in root inode: %d\n", error);
304 fs_err(sdp, "can't get root dentry\n");
314 static int init_journal(struct gfs2_sbd *sdp, int undo)
327 sdp->sd_jindex = gfs2_lookup_simple(sdp->sd_master_dir, "jindex");
328 if (IS_ERR(sdp->sd_jindex)) {
329 fs_err(sdp, "can't lookup journal index: %d\n", error);
330 return PTR_ERR(sdp->sd_jindex);
332 ip = GFS2_I(sdp->sd_jindex);
337 error = gfs2_jindex_hold(sdp, &ji_gh);
339 fs_err(sdp, "can't read journal index: %d\n", error);
344 if (!gfs2_jindex_size(sdp)) {
345 fs_err(sdp, "no journals!\n");
349 if (sdp->sd_args.ar_spectator) {
350 sdp->sd_jdesc = gfs2_jdesc_find(sdp, 0);
351 sdp->sd_log_blks_free = sdp->sd_jdesc->jd_blocks;
353 if (sdp->sd_lockstruct.ls_jid >= gfs2_jindex_size(sdp)) {
354 fs_err(sdp, "can't mount journal #%u\n",
355 sdp->sd_lockstruct.ls_jid);
356 fs_err(sdp, "there are only %u journals (0 - %u)\n",
357 gfs2_jindex_size(sdp),
358 gfs2_jindex_size(sdp) - 1);
361 sdp->sd_jdesc = gfs2_jdesc_find(sdp, sdp->sd_lockstruct.ls_jid);
363 error = gfs2_glock_nq_num(sdp, sdp->sd_lockstruct.ls_jid,
366 &sdp->sd_journal_gh);
368 fs_err(sdp, "can't acquire journal glock: %d\n", error);
372 ip = GFS2_I(sdp->sd_jdesc->jd_inode);
375 &sdp->sd_jinode_gh);
377 fs_err(sdp, "can't acquire journal inode glock: %d\n",
382 error = gfs2_jdesc_check(sdp->sd_jdesc);
384 fs_err(sdp, "my journal (%u) is bad: %d\n",
385 sdp->sd_jdesc->jd_jid, error);
388 sdp->sd_log_blks_free = sdp->sd_jdesc->jd_blocks;
391 if (sdp->sd_lockstruct.ls_first) {
393 for (x = 0; x < sdp->sd_journals; x++) {
394 error = gfs2_recover_journal(gfs2_jdesc_find(sdp, x));
396 fs_err(sdp, "error recovering journal %u: %d\n",
402 gfs2_lm_others_may_mount(sdp);
403 } else if (!sdp->sd_args.ar_spectator) {
404 error = gfs2_recover_journal(sdp->sd_jdesc);
406 fs_err(sdp, "error recovering my journal: %d\n", error);
411 set_bit(SDF_JOURNAL_CHECKED, &sdp->sd_flags);
415 p = kthread_run(gfs2_recoverd, sdp, "gfs2_recoverd");
418 fs_err(sdp, "can't start recoverd thread: %d\n", error);
421 sdp->sd_recoverd_process = p;
426 kthread_stop(sdp->sd_recoverd_process);
428 if (!sdp->sd_args.ar_spectator)
429 gfs2_glock_dq_uninit(&sdp->sd_jinode_gh);
431 if (!sdp->sd_args.ar_spectator)
432 gfs2_glock_dq_uninit(&sdp->sd_journal_gh);
434 gfs2_jindex_free(sdp);
438 iput(sdp->sd_jindex);
443 static int init_inodes(struct gfs2_sbd *sdp, int undo)
452 inode = gfs2_lookup_root(sdp->sd_vfs, &sdp->sd_sb.sb_master_dir);
455 fs_err(sdp, "can't read in master directory: %d\n", error);
458 sdp->sd_master_dir = inode;
460 error = init_journal(sdp, undo);
465 sdp->sd_inum_inode = gfs2_lookup_simple(sdp->sd_master_dir, "inum");
466 if (IS_ERR(sdp->sd_inum_inode)) {
467 error = PTR_ERR(sdp->sd_inum_inode);
468 fs_err(sdp, "can't read in inum inode: %d\n", error);
474 sdp->sd_statfs_inode = gfs2_lookup_simple(sdp->sd_master_dir, "statfs");
475 if (IS_ERR(sdp->sd_statfs_inode)) {
476 error = PTR_ERR(sdp->sd_statfs_inode);
477 fs_err(sdp, "can't read in statfs inode: %d\n", error);
482 sdp->sd_rindex = gfs2_lookup_simple(sdp->sd_master_dir, "rindex");
483 if (IS_ERR(sdp->sd_rindex)) {
484 error = PTR_ERR(sdp->sd_rindex);
485 fs_err(sdp, "can't get resource index inode: %d\n", error);
488 ip = GFS2_I(sdp->sd_rindex);
490 sdp->sd_rindex_vn = ip->i_gl->gl_vn - 1;
493 sdp->sd_quota_inode = gfs2_lookup_simple(sdp->sd_master_dir, "quota");
494 if (IS_ERR(sdp->sd_quota_inode)) {
495 error = PTR_ERR(sdp->sd_quota_inode);
496 fs_err(sdp, "can't get quota file inode: %d\n", error);
502 iput(sdp->sd_quota_inode);
504 gfs2_clear_rgrpd(sdp);
505 iput(sdp->sd_rindex);
507 iput(sdp->sd_statfs_inode);
509 iput(sdp->sd_inum_inode);
511 init_journal(sdp, UNDO);
513 iput(sdp->sd_master_dir);
518 static int init_per_node(struct gfs2_sbd *sdp, int undo)
525 if (sdp->sd_args.ar_spectator)
531 pn = gfs2_lookup_simple(sdp->sd_master_dir, "per_node");
534 fs_err(sdp, "can't find per_node directory: %d\n", error);
538 sprintf(buf, "inum_range%u", sdp->sd_jdesc->jd_jid);
539 sdp->sd_ir_inode = gfs2_lookup_simple(pn, buf);
540 if (IS_ERR(sdp->sd_ir_inode)) {
541 error = PTR_ERR(sdp->sd_ir_inode);
542 fs_err(sdp, "can't find local \"ir\" file: %d\n", error);
546 sprintf(buf, "statfs_change%u", sdp->sd_jdesc->jd_jid);
547 sdp->sd_sc_inode = gfs2_lookup_simple(pn, buf);
548 if (IS_ERR(sdp->sd_sc_inode)) {
549 error = PTR_ERR(sdp->sd_sc_inode);
550 fs_err(sdp, "can't find local \"sc\" file: %d\n", error);
554 sprintf(buf, "quota_change%u", sdp->sd_jdesc->jd_jid);
555 sdp->sd_qc_inode = gfs2_lookup_simple(pn, buf);
556 if (IS_ERR(sdp->sd_qc_inode)) {
557 error = PTR_ERR(sdp->sd_qc_inode);
558 fs_err(sdp, "can't find local \"qc\" file: %d\n", error);
565 ip = GFS2_I(sdp->sd_ir_inode);
568 &sdp->sd_ir_gh);
570 fs_err(sdp, "can't lock local \"ir\" file: %d\n", error);
574 ip = GFS2_I(sdp->sd_sc_inode);
577 &sdp->sd_sc_gh);
579 fs_err(sdp, "can't lock local \"sc\" file: %d\n", error);
583 ip = GFS2_I(sdp->sd_qc_inode);
586 &sdp->sd_qc_gh);
588 fs_err(sdp, "can't lock local \"qc\" file: %d\n", error);
595 gfs2_glock_dq_uninit(&sdp->sd_qc_gh);
597 gfs2_glock_dq_uninit(&sdp->sd_sc_gh);
599 gfs2_glock_dq_uninit(&sdp->sd_ir_gh);
601 iput(sdp->sd_qc_inode);
603 iput(sdp->sd_sc_inode);
605 iput(sdp->sd_ir_inode);
612 static int init_threads(struct gfs2_sbd *sdp, int undo)
620 sdp->sd_log_flush_time = jiffies;
621 sdp->sd_jindex_refresh_time = jiffies;
623 p = kthread_run(gfs2_logd, sdp, "gfs2_logd");
626 fs_err(sdp, "can't start logd thread: %d\n", error);
629 sdp->sd_logd_process = p;
631 sdp->sd_statfs_sync_time = jiffies;
632 sdp->sd_quota_sync_time = jiffies;
634 p = kthread_run(gfs2_quotad, sdp, "gfs2_quotad");
637 fs_err(sdp, "can't start quotad thread: %d\n", error);
640 sdp->sd_quotad_process = p;
646 kthread_stop(sdp->sd_quotad_process);
648 kthread_stop(sdp->sd_logd_process);
663 struct gfs2_sbd *sdp;
667 sdp = init_sbd(sb);
668 if (!sdp) {
673 error = gfs2_mount_args(sdp, (char *)data, 0);
683 sdp->sd_sb.sb_bsize = sb_min_blocksize(sb, GFS2_BASIC_BLOCK);
684 sdp->sd_sb.sb_bsize_shift = sb->s_blocksize_bits;
685 sdp->sd_fsb2bb_shift = sdp->sd_sb.sb_bsize_shift -
687 sdp->sd_fsb2bb = 1 << sdp->sd_fsb2bb_shift;
689 error = init_names(sdp, silent);
693 gfs2_create_debugfs_file(sdp);
695 error = gfs2_sys_fs_add(sdp);
699 error = gfs2_lm_mount(sdp, silent);
703 error = init_locking(sdp, &mount_gh, DO);
707 error = init_sb(sdp, silent, DO);
711 error = init_inodes(sdp, DO);
715 error = init_per_node(sdp, DO);
719 error = gfs2_statfs_init(sdp);
721 fs_err(sdp, "can't initialize statfs subsystem: %d\n", error);
725 error = init_threads(sdp, DO);
730 error = gfs2_make_fs_rw(sdp);
732 fs_err(sdp, "can't make FS RW: %d\n", error);
742 init_threads(sdp, UNDO);
744 init_per_node(sdp, UNDO);
746 init_inodes(sdp, UNDO);
748 init_sb(sdp, 0, UNDO);
750 init_locking(sdp, &mount_gh, UNDO);
752 gfs2_gl_hash_clear(sdp, WAIT);
753 gfs2_lm_unmount(sdp);
757 gfs2_sys_fs_del(sdp);
759 gfs2_delete_debugfs_file(sdp);
760 kfree(sdp);
769 struct gfs2_sbd *sdp;
774 sdp = sb->s_fs_info;
775 sdp->sd_gfs2mnt = mnt;
783 struct gfs2_sbd *sdp = sb->s_fs_info;
787 new->s_fs_info = sdp;
788 sdp->sd_vfs_meta = sb;
793 inode = igrab(sdp->sd_master_dir);
797 fs_err(sdp, "can't get root dentry\n");
859 struct gfs2_sbd *sdp;
867 sdp = (struct gfs2_sbd*) sb->s_fs_info;
868 if (sdp->sd_vfs_meta) {
894 atomic_inc(&sdp->sd_gfs2mnt->mnt_count);
908 struct gfs2_sbd *sdp = sb->s_fs_info;
910 sdp->sd_vfs_meta = NULL;
911 atomic_dec(&sdp->sd_gfs2mnt->mnt_count);