39 	struct gfs2_sbd *sdp = container_of(kobj, struct gfs2_sbd, sd_kobj);  in gfs2_attr_show()  local
41 	return a->show ? a->show(sdp, buf) : 0;  in gfs2_attr_show()
47 	struct gfs2_sbd *sdp = container_of(kobj, struct gfs2_sbd, sd_kobj);  in gfs2_attr_store()  local
49 	return a->store ? a->store(sdp, buf, len) : len;  in gfs2_attr_store()
60 static ssize_t id_show(struct gfs2_sbd *sdp, char *buf)  in id_show()  argument
63 			MAJOR(sdp->sd_vfs->s_dev), MINOR(sdp->sd_vfs->s_dev));  in id_show()
66 static ssize_t status_show(struct gfs2_sbd *sdp, char *buf)  in status_show()  argument
68 	unsigned long f = sdp->sd_flags;  in status_show()
102 		     (sdp->sd_jdesc ? sdp->sd_jdesc->jd_jid : 0),  in status_show()
103 		     (sdp->sd_args.ar_spectator ? 1 : 0),  in status_show()
109 		     (sb_rdonly(sdp->sd_vfs) ? 1 : 0),  in status_show()
118 		     sdp->sd_log_error,  in status_show()
119 		     rwsem_is_locked(&sdp->sd_log_flush_lock),  in status_show()
120 		     sdp->sd_log_num_revoke,  in status_show()
121 		     atomic_read(&sdp->sd_log_in_flight),  in status_show()
122 		     atomic_read(&sdp->sd_log_blks_needed),  in status_show()
123 		     atomic_read(&sdp->sd_log_blks_free),  in status_show()
124 		     sdp->sd_log_flush_head,  in status_show()
125 		     sdp->sd_log_flush_tail,  in status_show()
126 		     sdp->sd_log_blks_reserved,  in status_show()
127 		     atomic_read(&sdp->sd_log_revokes_available));  in status_show()
131 static ssize_t fsname_show(struct gfs2_sbd *sdp, char *buf)  in fsname_show()  argument
133 	return snprintf(buf, PAGE_SIZE, "%s\n", sdp->sd_fsname);  in fsname_show()
136 static ssize_t uuid_show(struct gfs2_sbd *sdp, char *buf)  in uuid_show()  argument
138 	struct super_block *s = sdp->sd_vfs;  in uuid_show()
146 static ssize_t freeze_show(struct gfs2_sbd *sdp, char *buf)  in freeze_show()  argument
148 	struct super_block *sb = sdp->sd_vfs;  in freeze_show()
154 static ssize_t freeze_store(struct gfs2_sbd *sdp, const char *buf, size_t len)  in freeze_store()  argument
167 		error = thaw_super(sdp->sd_vfs);  in freeze_store()
170 		error = freeze_super(sdp->sd_vfs);  in freeze_store()
177 		fs_warn(sdp, "freeze %d error %d\n", n, error);  in freeze_store()
184 static ssize_t withdraw_show(struct gfs2_sbd *sdp, char *buf)  in withdraw_show()  argument
186 	unsigned int b = gfs2_withdrawn(sdp);  in withdraw_show()
190 static ssize_t withdraw_store(struct gfs2_sbd *sdp, const char *buf, size_t len)  in withdraw_store()  argument
204 	gfs2_lm(sdp, "withdrawing from cluster at user's request\n");  in withdraw_store()
205 	gfs2_withdraw(sdp);  in withdraw_store()
210 static ssize_t statfs_sync_store(struct gfs2_sbd *sdp, const char *buf,  in statfs_sync_store()  argument
225 	gfs2_statfs_sync(sdp->sd_vfs, 0);  in statfs_sync_store()
229 static ssize_t quota_sync_store(struct gfs2_sbd *sdp, const char *buf,  in quota_sync_store()  argument
244 	gfs2_quota_sync(sdp->sd_vfs, 0);  in quota_sync_store()
248 static ssize_t quota_refresh_user_store(struct gfs2_sbd *sdp, const char *buf,  in quota_refresh_user_store()  argument
266 	error = gfs2_quota_refresh(sdp, qid);  in quota_refresh_user_store()
270 static ssize_t quota_refresh_group_store(struct gfs2_sbd *sdp, const char *buf,  in quota_refresh_group_store()  argument
288 	error = gfs2_quota_refresh(sdp, qid);  in quota_refresh_group_store()
292 static ssize_t demote_rq_store(struct gfs2_sbd *sdp, const char *buf, size_t len)  in demote_rq_store()  argument
327 	if (!test_and_set_bit(SDF_DEMOTE, &sdp->sd_flags))  in demote_rq_store()
328 		fs_info(sdp, "demote interface used\n");  in demote_rq_store()
329 	rv = gfs2_glock_get(sdp, glnum, glops, 0, &gl);  in demote_rq_store()
371 	struct gfs2_sbd *sdp = container_of(kobj, struct gfs2_sbd, sd_kobj);  in gfs2_sbd_release()  local
373 	complete(&sdp->sd_kobj_unregister);  in gfs2_sbd_release()
387 static ssize_t proto_name_show(struct gfs2_sbd *sdp, char *buf)  in proto_name_show()  argument
389 	const struct lm_lockops *ops = sdp->sd_lockstruct.ls_ops;  in proto_name_show()
393 static ssize_t block_show(struct gfs2_sbd *sdp, char *buf)  in block_show()  argument
395 	struct lm_lockstruct *ls = &sdp->sd_lockstruct;  in block_show()
405 static ssize_t block_store(struct gfs2_sbd *sdp, const char *buf, size_t len)  in block_store()  argument
407 	struct lm_lockstruct *ls = &sdp->sd_lockstruct;  in block_store()
419 		gfs2_glock_thaw(sdp);  in block_store()
426 static ssize_t wdack_show(struct gfs2_sbd *sdp, char *buf)  in wdack_show()  argument
428 	int val = completion_done(&sdp->sd_wdack) ? 1 : 0;  in wdack_show()
433 static ssize_t wdack_store(struct gfs2_sbd *sdp, const char *buf, size_t len)  in wdack_store()  argument
442 	    !strcmp(sdp->sd_lockstruct.ls_ops->lm_proto_name, "lock_dlm"))  in wdack_store()
443 		complete(&sdp->sd_wdack);  in wdack_store()
449 static ssize_t lkfirst_show(struct gfs2_sbd *sdp, char *buf)  in lkfirst_show()  argument
451 	struct lm_lockstruct *ls = &sdp->sd_lockstruct;  in lkfirst_show()
455 static ssize_t lkfirst_store(struct gfs2_sbd *sdp, const char *buf, size_t len)  in lkfirst_store()  argument
463 	rv = wait_for_completion_killable(&sdp->sd_locking_init);  in lkfirst_store()
466 	spin_lock(&sdp->sd_jindex_spin);  in lkfirst_store()
468 	if (test_bit(SDF_NOJOURNALID, &sdp->sd_flags) == 0)  in lkfirst_store()
471 	if (sdp->sd_args.ar_spectator)  in lkfirst_store()
473 	if (sdp->sd_lockstruct.ls_ops->lm_mount == NULL)  in lkfirst_store()
475 	sdp->sd_lockstruct.ls_first = first;  in lkfirst_store()
478         spin_unlock(&sdp->sd_jindex_spin);  in lkfirst_store()
482 static ssize_t first_done_show(struct gfs2_sbd *sdp, char *buf)  in first_done_show()  argument
484 	struct lm_lockstruct *ls = &sdp->sd_lockstruct;  in first_done_show()
488 int gfs2_recover_set(struct gfs2_sbd *sdp, unsigned jid)  in gfs2_recover_set()  argument
494 	wait_for_completion(&sdp->sd_journal_ready);  in gfs2_recover_set()
496 	spin_lock(&sdp->sd_jindex_spin);  in gfs2_recover_set()
505 	if (!sdp->sd_jdesc)  in gfs2_recover_set()
507 	if (sdp->sd_jdesc->jd_jid == jid && !sdp->sd_args.ar_spectator)  in gfs2_recover_set()
510 	list_for_each_entry(jd, &sdp->sd_jindex_list, jd_list) {  in gfs2_recover_set()
511 		if (jd->jd_jid != jid && !sdp->sd_args.ar_spectator)  in gfs2_recover_set()
517 	spin_unlock(&sdp->sd_jindex_spin);  in gfs2_recover_set()
521 static ssize_t recover_store(struct gfs2_sbd *sdp, const char *buf, size_t len)  in recover_store()  argument
530 	if (test_bit(SDF_NORECOVERY, &sdp->sd_flags)) {  in recover_store()
535 	rv = gfs2_recover_set(sdp, jid);  in recover_store()
540 static ssize_t recover_done_show(struct gfs2_sbd *sdp, char *buf)  in recover_done_show()  argument
542 	struct lm_lockstruct *ls = &sdp->sd_lockstruct;  in recover_done_show()
546 static ssize_t recover_status_show(struct gfs2_sbd *sdp, char *buf)  in recover_status_show()  argument
548 	struct lm_lockstruct *ls = &sdp->sd_lockstruct;  in recover_status_show()
552 static ssize_t jid_show(struct gfs2_sbd *sdp, char *buf)  in jid_show()  argument
554 	return sprintf(buf, "%d\n", sdp->sd_lockstruct.ls_jid);  in jid_show()
557 static ssize_t jid_store(struct gfs2_sbd *sdp, const char *buf, size_t len)  in jid_store()  argument
565 	rv = wait_for_completion_killable(&sdp->sd_locking_init);  in jid_store()
568 	spin_lock(&sdp->sd_jindex_spin);  in jid_store()
570 	if (sdp->sd_lockstruct.ls_ops->lm_mount == NULL)  in jid_store()
573 	if (test_bit(SDF_NOJOURNALID, &sdp->sd_flags) == 0)  in jid_store()
576 	if (sdp->sd_args.ar_spectator && jid > 0)  in jid_store()
578 	sdp->sd_lockstruct.ls_jid = jid;  in jid_store()
579 	clear_bit(SDF_NOJOURNALID, &sdp->sd_flags);  in jid_store()
581 	wake_up_bit(&sdp->sd_flags, SDF_NOJOURNALID);  in jid_store()
583 	spin_unlock(&sdp->sd_jindex_spin);  in jid_store()
617 static ssize_t quota_scale_show(struct gfs2_sbd *sdp, char *buf)  in quota_scale_show()  argument
620 			sdp->sd_tune.gt_quota_scale_num,  in quota_scale_show()
621 			sdp->sd_tune.gt_quota_scale_den);  in quota_scale_show()
624 static ssize_t quota_scale_store(struct gfs2_sbd *sdp, const char *buf,  in quota_scale_store()  argument
627 	struct gfs2_tune *gt = &sdp->sd_tune;  in quota_scale_store()
643 static ssize_t tune_set(struct gfs2_sbd *sdp, unsigned int *field,  in tune_set()  argument
646 	struct gfs2_tune *gt = &sdp->sd_tune;  in tune_set()
670 static ssize_t name##_show(struct gfs2_sbd *sdp, char *buf)                   \
672 	return snprintf(buf, PAGE_SIZE, "%u\n", sdp->sd_tune.gt_##name);      \
677 static ssize_t name##_store(struct gfs2_sbd *sdp, const char *buf, size_t len)\
679 	return tune_set(sdp, &sdp->sd_tune.gt_##name, check_zero, buf, len);  \
714 int gfs2_sys_fs_add(struct gfs2_sbd *sdp)  in gfs2_sys_fs_add()  argument
716 	struct super_block *sb = sdp->sd_vfs;  in gfs2_sys_fs_add()
723 	sprintf(spectator, "SPECTATOR=%d", sdp->sd_args.ar_spectator ? 1 : 0);  in gfs2_sys_fs_add()
725 	init_completion(&sdp->sd_kobj_unregister);  in gfs2_sys_fs_add()
726 	sdp->sd_kobj.kset = gfs2_kset;  in gfs2_sys_fs_add()
727 	error = kobject_init_and_add(&sdp->sd_kobj, &gfs2_ktype, NULL,  in gfs2_sys_fs_add()
728 				     "%s", sdp->sd_table_name);  in gfs2_sys_fs_add()
732 	error = sysfs_create_group(&sdp->sd_kobj, &tune_group);  in gfs2_sys_fs_add()
736 	error = sysfs_create_group(&sdp->sd_kobj, &lock_module_group);  in gfs2_sys_fs_add()
740 	error = sysfs_create_link(&sdp->sd_kobj,  in gfs2_sys_fs_add()
746 	kobject_uevent_env(&sdp->sd_kobj, KOBJ_ADD, envp);  in gfs2_sys_fs_add()
750 	sysfs_remove_group(&sdp->sd_kobj, &lock_module_group);  in gfs2_sys_fs_add()
752 	sysfs_remove_group(&sdp->sd_kobj, &tune_group);  in gfs2_sys_fs_add()
754 	fs_err(sdp, "error %d adding sysfs files\n", error);  in gfs2_sys_fs_add()
755 	kobject_put(&sdp->sd_kobj);  in gfs2_sys_fs_add()
756 	wait_for_completion(&sdp->sd_kobj_unregister);  in gfs2_sys_fs_add()
761 void gfs2_sys_fs_del(struct gfs2_sbd *sdp)  in gfs2_sys_fs_del()  argument
763 	sysfs_remove_link(&sdp->sd_kobj, "device");  in gfs2_sys_fs_del()
764 	sysfs_remove_group(&sdp->sd_kobj, &tune_group);  in gfs2_sys_fs_del()
765 	sysfs_remove_group(&sdp->sd_kobj, &lock_module_group);  in gfs2_sys_fs_del()
766 	kobject_put(&sdp->sd_kobj);  in gfs2_sys_fs_del()
767 	wait_for_completion(&sdp->sd_kobj_unregister);  in gfs2_sys_fs_del()
772 	struct gfs2_sbd *sdp = container_of(kobj, struct gfs2_sbd, sd_kobj);  in gfs2_uevent()  local
773 	struct super_block *s = sdp->sd_vfs;  in gfs2_uevent()
775 	add_uevent_var(env, "LOCKTABLE=%s", sdp->sd_table_name);  in gfs2_uevent()
776 	add_uevent_var(env, "LOCKPROTO=%s", sdp->sd_proto_name);  in gfs2_uevent()
777 	if (!test_bit(SDF_NOJOURNALID, &sdp->sd_flags))  in gfs2_uevent()
778 		add_uevent_var(env, "JOURNALID=%d", sdp->sd_lockstruct.ls_jid);  in gfs2_uevent()