diff options
| -rw-r--r-- | drivers/md/md-cluster.c | 18 | ||||
| -rw-r--r-- | drivers/md/md.c | 17 | ||||
| -rw-r--r-- | drivers/md/md.h | 1 |
3 files changed, 34 insertions, 2 deletions
diff --git a/drivers/md/md-cluster.c b/drivers/md/md-cluster.c index 1ac945f7a3c2..5ed13c4fe72d 100644 --- a/drivers/md/md-cluster.c +++ b/drivers/md/md-cluster.c @@ -338,8 +338,14 @@ static void recover_bitmaps(struct md_thread *thread) /* wake up thread to continue resync in case resync * is not finished */ if (mddev->recovery_cp != MaxSector) { - set_bit(MD_RECOVERY_NEEDED, &mddev->recovery); - md_wakeup_thread(mddev->thread); + /* + * clear the REMOTE flag since we will launch + * resync thread in current node. + */ + clear_bit(MD_RESYNCING_REMOTE, + &mddev->recovery); + set_bit(MD_RECOVERY_NEEDED, &mddev->recovery); + md_wakeup_thread(mddev->thread); } } clear_bit: @@ -458,6 +464,11 @@ static void process_suspend_info(struct mddev *mddev, struct suspend_info *s; if (!hi) { + /* + * clear the REMOTE flag since resync or recovery is finished + * in remote node. + */ + clear_bit(MD_RESYNCING_REMOTE, &mddev->recovery); remove_suspend_info(mddev, slot); set_bit(MD_RECOVERY_NEEDED, &mddev->recovery); md_wakeup_thread(mddev->thread); @@ -586,6 +597,7 @@ static int process_recvd_msg(struct mddev *mddev, struct cluster_msg *msg) revalidate_disk(mddev->gendisk); break; case RESYNCING: + set_bit(MD_RESYNCING_REMOTE, &mddev->recovery); process_suspend_info(mddev, le32_to_cpu(msg->slot), le64_to_cpu(msg->low), le64_to_cpu(msg->high)); @@ -1266,6 +1278,8 @@ static int resync_info_update(struct mddev *mddev, sector_t lo, sector_t hi) static int resync_finish(struct mddev *mddev) { struct md_cluster_info *cinfo = mddev->cluster_info; + + clear_bit(MD_RESYNCING_REMOTE, &mddev->recovery); dlm_unlock_sync(cinfo->resync_lockres); return resync_info_update(mddev, 0, 0); } diff --git a/drivers/md/md.c b/drivers/md/md.c index 994aed2f9dff..da83d8710579 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -7680,6 +7680,23 @@ static int status_resync(struct seq_file *seq, struct mddev *mddev) resync -= atomic_read(&mddev->recovery_active); if (resync == 0) { + if (test_bit(MD_RESYNCING_REMOTE, &mddev->recovery)) { + struct md_rdev *rdev; + + rdev_for_each(rdev, mddev) + if (rdev->raid_disk >= 0 && + !test_bit(Faulty, &rdev->flags) && + rdev->recovery_offset != MaxSector && + rdev->recovery_offset) { + seq_printf(seq, "\trecover=REMOTE"); + return 1; + } + if (mddev->reshape_position != MaxSector) + seq_printf(seq, "\treshape=REMOTE"); + else + seq_printf(seq, "\tresync=REMOTE"); + return 1; + } if (mddev->recovery_cp < MaxSector) { seq_printf(seq, "\tresync=PENDING"); return 1; diff --git a/drivers/md/md.h b/drivers/md/md.h index 2d148bdaba74..8afd6bfdbfb9 100644 --- a/drivers/md/md.h +++ b/drivers/md/md.h @@ -496,6 +496,7 @@ enum recovery_flags { MD_RECOVERY_FROZEN, /* User request to abort, and not restart, any action */ MD_RECOVERY_ERROR, /* sync-action interrupted because io-error */ MD_RECOVERY_WAIT, /* waiting for pers->start() to finish */ + MD_RESYNCING_REMOTE, /* remote node is running resync thread */ }; static inline int __must_check mddev_lock(struct mddev *mddev) |