diff options
| -rw-r--r-- | drivers/md/md.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/md/md.c b/drivers/md/md.c index b2d8813ed71..292dad31d5e 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -1807,10 +1807,19 @@ md_mismatches = __ATTR_RO(mismatch_cnt); static struct attribute *md_default_attrs[] = { &md_level.attr, &md_raid_disks.attr, + NULL, +}; + +static struct attribute *md_redundancy_attrs[] = { &md_scan_mode.attr, &md_mismatches.attr, NULL, }; +static struct attribute_group md_redundancy_group = { + .name = NULL, + .attrs = md_redundancy_attrs, +}; + static ssize_t md_attr_show(struct kobject *kobj, struct attribute *attr, char *page) @@ -2047,6 +2056,8 @@ static int do_md_run(mddev_t * mddev) bitmap_destroy(mddev); return err; } + if (mddev->pers->sync_request) + sysfs_create_group(&mddev->kobj, &md_redundancy_group); atomic_set(&mddev->writes_pending,0); mddev->safemode = 0; mddev->safemode_timer.function = md_safemode_timeout; @@ -2155,6 +2166,9 @@ static int do_md_stop(mddev_t * mddev, int ro) set_disk_ro(disk, 0); blk_queue_make_request(mddev->queue, md_fail_request); mddev->pers->stop(mddev); + if (mddev->pers->sync_request) + sysfs_remove_group(&mddev->kobj, &md_redundancy_group); + module_put(mddev->pers->owner); mddev->pers = NULL; if (mddev->ro) |