From 4b26a08af92c0d9c0bce07612b56ff326112321a Mon Sep 17 00:00:00 2001 From: Goldwyn Rodrigues Date: Sat, 7 Jun 2014 00:52:29 -0500 Subject: [PATCH] Perform resync for cluster node failure If bitmap_copy_slot returns hi>0, we need to perform resync. Signed-off-by: Goldwyn Rodrigues --- drivers/md/md-cluster.c | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-) diff --git a/drivers/md/md-cluster.c b/drivers/md/md-cluster.c index 1f82d0d731ae..d2987130be34 100644 --- a/drivers/md/md-cluster.c +++ b/drivers/md/md-cluster.c @@ -223,8 +223,18 @@ void recover_bitmaps(struct md_thread *thread) goto clear_bit; } ret = bitmap_copy_from_slot(mddev, slot, &lo, &hi); - if (ret) + if (ret) { pr_err("md-cluster: Could not copy data from bitmap %d\n", slot); + goto dlm_unlock; + } + if (hi > 0) { + /* TODO:Wait for current resync to get over */ + set_bit(MD_RECOVERY_NEEDED, &mddev->recovery); + if (lo < mddev->recovery_cp) + mddev->recovery_cp = lo; + md_check_recovery(mddev); + } +dlm_unlock: dlm_unlock_sync(bm_lockres); clear_bit: clear_bit(slot, &cinfo->recovery_map); -- 2.20.1