diff options
| -rw-r--r-- | drivers/md/md.c | 47 |
1 files changed, 28 insertions, 19 deletions
diff --git a/drivers/md/md.c b/drivers/md/md.c index 097ae1b5484..023aecd0295 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -1746,9 +1746,9 @@ raid_disks_show(mddev_t *mddev, char *page) static struct md_sysfs_entry md_raid_disks = __ATTR_RO(raid_disks); static ssize_t -md_show_scan(mddev_t *mddev, char *page) +action_show(mddev_t *mddev, char *page) { - char *type = "none"; + char *type = "idle"; if (test_bit(MD_RECOVERY_RUNNING, &mddev->recovery) || test_bit(MD_RECOVERY_NEEDED, &mddev->recovery)) { if (test_bit(MD_RECOVERY_SYNC, &mddev->recovery)) { @@ -1765,27 +1765,36 @@ md_show_scan(mddev_t *mddev, char *page) } static ssize_t -md_store_scan(mddev_t *mddev, const char *page, size_t len) +action_store(mddev_t *mddev, const char *page, size_t len) { - int canscan=0; + if (!mddev->pers || !mddev->pers->sync_request) + return -EINVAL; + + if (strcmp(page, "idle")==0 || strcmp(page, "idle\n")==0) { + if (mddev->sync_thread) { + set_bit(MD_RECOVERY_INTR, &mddev->recovery); + md_unregister_thread(mddev->sync_thread); + mddev->sync_thread = NULL; + mddev->recovery = 0; + } + return len; + } if (test_bit(MD_RECOVERY_RUNNING, &mddev->recovery) || test_bit(MD_RECOVERY_NEEDED, &mddev->recovery)) return -EBUSY; - - if (mddev->pers && mddev->pers->sync_request) - canscan=1; - - if (!canscan) - return -EINVAL; - - if (strcmp(page, "check")==0 || strcmp(page, "check\n")==0) - set_bit(MD_RECOVERY_CHECK, &mddev->recovery); - else if (strcmp(page, "repair")!=0 && strcmp(page, "repair\n")!=0) - return -EINVAL; - set_bit(MD_RECOVERY_REQUESTED, &mddev->recovery); - set_bit(MD_RECOVERY_SYNC, &mddev->recovery); - set_bit(MD_RECOVERY_NEEDED, &mddev->recovery); + if (strcmp(page, "resync")==0 || strcmp(page, "resync\n")==0 || + strcmp(page, "recover")==0 || strcmp(page, "recover\n")==0) + set_bit(MD_RECOVERY_NEEDED, &mddev->recovery); + else { + if (strcmp(page, "check")==0 || strcmp(page, "check\n")==0) + set_bit(MD_RECOVERY_CHECK, &mddev->recovery); + else if (strcmp(page, "repair")!=0 && strcmp(page, "repair\n")!=0) + return -EINVAL; + set_bit(MD_RECOVERY_REQUESTED, &mddev->recovery); + set_bit(MD_RECOVERY_SYNC, &mddev->recovery); + set_bit(MD_RECOVERY_NEEDED, &mddev->recovery); + } md_wakeup_thread(mddev->thread); return len; } @@ -1798,7 +1807,7 @@ mismatch_cnt_show(mddev_t *mddev, char *page) } static struct md_sysfs_entry -md_scan_mode = __ATTR(scan_mode, S_IRUGO|S_IWUSR, md_show_scan, md_store_scan); +md_scan_mode = __ATTR(sync_action, S_IRUGO|S_IWUSR, action_show, action_store); static struct md_sysfs_entry |