1 // SPDX-License-Identifier: GPL-2.0
21 	ssize_t (*store)(struct kobject *kobject, const char *buf,  member
48 	return xfs_attr->show ? xfs_attr->show(kobject, buf) : 0;  in xfs_sysfs_object_show()
60 	return xfs_attr->store ? xfs_attr->store(kobject, buf, count) : 0;  in xfs_sysfs_object_store()
65 	.store = xfs_sysfs_object_store,
74 	.release = xfs_sysfs_release,
100 		return -EINVAL;  in bug_on_assert_store()
128 		return -EINVAL;  in log_recovery_delay_store()
158 		return -EINVAL;  in mount_delay_store()
199  * This has to be a debug-only global (instead of an errortag) because one of
215 	if (val < -1 || val > num_possible_cpus())  in pwork_threads_store()
216 		return -EINVAL;  in pwork_threads_store()
330 	.release = xfs_sysfs_release,
354 	return xfs_stats_format(stats->xs_stats, buf);  in stats_show()
373 		return -EINVAL;  in stats_clear_store()
375 	xfs_stats_clearall(stats->xs_stats);  in stats_clear_store()
388 	.release = xfs_sysfs_release,
412 	spin_lock(&log->l_icloglock);  in log_head_lsn_show()
413 	cycle = log->l_curr_cycle;  in log_head_lsn_show()
414 	block = log->l_curr_block;  in log_head_lsn_show()
415 	spin_unlock(&log->l_icloglock);  in log_head_lsn_show()
430 	xlog_crack_atomic_lsn(&log->l_tail_lsn, &cycle, &block);  in log_tail_lsn_show()
441 			atomic64_read(&to_xlog(kobject)->l_reserve_head.grant));  in reserve_grant_head_bytes_show()
451 			atomic64_read(&to_xlog(kobject)->l_write_head.grant));  in write_grant_head_bytes_show()
465 	.release = xfs_sysfs_release,
502 	if (cfg->max_retries == XFS_ERR_RETRY_FOREVER)  in max_retries_show()
503 		retries = -1;  in max_retries_show()
505 		retries = cfg->max_retries;  in max_retries_show()
524 	if (val < -1)  in max_retries_store()
525 		return -EINVAL;  in max_retries_store()
527 	if (val == -1)  in max_retries_store()
528 		cfg->max_retries = XFS_ERR_RETRY_FOREVER;  in max_retries_store()
530 		cfg->max_retries = val;  in max_retries_store()
543 	if (cfg->retry_timeout == XFS_ERR_RETRY_FOREVER)  in retry_timeout_seconds_show()
544 		timeout = -1;  in retry_timeout_seconds_show()
546 		timeout = jiffies_to_msecs(cfg->retry_timeout) / MSEC_PER_SEC;  in retry_timeout_seconds_show()
565 	/* 1 day timeout maximum, -1 means infinite */  in retry_timeout_seconds_store()
566 	if (val < -1 || val > 86400)  in retry_timeout_seconds_store()
567 		return -EINVAL;  in retry_timeout_seconds_store()
569 	if (val == -1)  in retry_timeout_seconds_store()
570 		cfg->retry_timeout = XFS_ERR_RETRY_FOREVER;  in retry_timeout_seconds_store()
572 		cfg->retry_timeout = secs_to_jiffies(val);  in retry_timeout_seconds_store()
586 	return sysfs_emit(buf, "%d\n", mp->m_fail_unmount);  in fail_at_unmount_show()
604 		return -EINVAL;  in fail_at_unmount_store()
606 	mp->m_fail_unmount = val;  in fail_at_unmount_store()
619 	.release = xfs_sysfs_release,
625 	.release = xfs_sysfs_release,
675 				&mp->m_error_kobj, parent_name);  in xfs_error_sysfs_init_class()
680 		cfg = &mp->m_error_cfg[class][i];  in xfs_error_sysfs_init_class()
681 		error = xfs_sysfs_init(&cfg->kobj, &xfs_error_cfg_ktype,  in xfs_error_sysfs_init_class()
686 		cfg->max_retries = init[i].max_retries;  in xfs_error_sysfs_init_class()
688 			cfg->retry_timeout = XFS_ERR_RETRY_FOREVER;  in xfs_error_sysfs_init_class()
690 			cfg->retry_timeout =  in xfs_error_sysfs_init_class()
697 	for (i--; i >= 0; i--) {  in xfs_error_sysfs_init_class()
698 		cfg = &mp->m_error_cfg[class][i];  in xfs_error_sysfs_init_class()
699 		xfs_sysfs_del(&cfg->kobj);  in xfs_error_sysfs_init_class()
717 		zoned_to_mp(kobj)->m_max_open_zones - XFS_OPEN_GC_ZONES);  in max_open_zones_show()
735 		return -EINVAL;  in zonegc_low_space_store()
737 	zoned_to_mp(kobj)->m_zonegc_low_space = val;  in zonegc_low_space_store()
748 			zoned_to_mp(kobj)->m_zonegc_low_space);  in zonegc_low_space_show()
760 	.release = xfs_sysfs_release,
771 	super_set_sysfs_name_id(mp->m_super);  in xfs_mount_sysfs_init()
774 	error = xfs_sysfs_init(&mp->m_kobj, &xfs_mp_ktype,  in xfs_mount_sysfs_init()
775 			       NULL, mp->m_super->s_id);  in xfs_mount_sysfs_init()
780 	error = xfs_sysfs_init(&mp->m_stats.xs_kobj, &xfs_stats_ktype,  in xfs_mount_sysfs_init()
781 			       &mp->m_kobj, "stats");  in xfs_mount_sysfs_init()
786 	error = xfs_sysfs_init(&mp->m_error_kobj, &xfs_error_ktype,  in xfs_mount_sysfs_init()
787 				&mp->m_kobj, "error");  in xfs_mount_sysfs_init()
792 	error = sysfs_create_file(&mp->m_error_kobj.kobject,  in xfs_mount_sysfs_init()
800 				"metadata", &mp->m_error_meta_kobj,  in xfs_mount_sysfs_init()
807 		error = xfs_sysfs_init(&mp->m_zoned_kobj, &xfs_zoned_ktype,  in xfs_mount_sysfs_init()
808 					&mp->m_kobj, "zoned");  in xfs_mount_sysfs_init()
816 	xfs_sysfs_del(&mp->m_error_kobj);  in xfs_mount_sysfs_init()
818 	xfs_sysfs_del(&mp->m_stats.xs_kobj);  in xfs_mount_sysfs_init()
820 	xfs_sysfs_del(&mp->m_kobj);  in xfs_mount_sysfs_init()
832 		xfs_sysfs_del(&mp->m_zoned_kobj);  in xfs_mount_sysfs_del()
836 			cfg = &mp->m_error_cfg[i][j];  in xfs_mount_sysfs_del()
838 			xfs_sysfs_del(&cfg->kobj);  in xfs_mount_sysfs_del()
841 	xfs_sysfs_del(&mp->m_error_meta_kobj);  in xfs_mount_sysfs_del()
842 	xfs_sysfs_del(&mp->m_error_kobj);  in xfs_mount_sysfs_del()
843 	xfs_sysfs_del(&mp->m_stats.xs_kobj);  in xfs_mount_sysfs_del()
844 	xfs_sysfs_del(&mp->m_kobj);  in xfs_mount_sysfs_del()
856 		error = -error;  in xfs_error_get_cfg()
860 		cfg = &mp->m_error_cfg[error_class][XFS_ERR_EIO];  in xfs_error_get_cfg()
863 		cfg = &mp->m_error_cfg[error_class][XFS_ERR_ENOSPC];  in xfs_error_get_cfg()
866 		cfg = &mp->m_error_cfg[error_class][XFS_ERR_ENODEV];  in xfs_error_get_cfg()
869 		cfg = &mp->m_error_cfg[error_class][XFS_ERR_DEFAULT];  in xfs_error_get_cfg()