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| author | Guoqing Jiang <gqjiang@suse.com> | 2015-07-10 16:54:03 +0800 |
|---|---|---|
| committer | NeilBrown <neilb@suse.com> | 2015-08-31 19:40:41 +0200 |
| commit | 05cd0e51769a51f53c68e83976c83653f6ab1595 (patch) | |
| tree | b07bbeb782f9ca5f795547e7cd489f03ff1eed17 /drivers | |
| parent | b89f704a8ddf7be1a66af9aad350226ae283292f (diff) | |
| download | op-kernel-dev-05cd0e51769a51f53c68e83976c83653f6ab1595.zip op-kernel-dev-05cd0e51769a51f53c68e83976c83653f6ab1595.tar.gz | |
md-cluster: split recover_slot for future code reuse
Make recover_slot as a wraper to __recover_slot, since the
logic of __recover_slot can be reused for the condition
when other nodes need to take over the resync job.
Signed-off-by: Guoqing Jiang <gqjiang@suse.com>
Signed-off-by: NeilBrown <neilb@suse.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/md/md-cluster.c | 23 |
1 files changed, 16 insertions, 7 deletions
diff --git a/drivers/md/md-cluster.c b/drivers/md/md-cluster.c index 85ef5c5..24caabe 100644 --- a/drivers/md/md-cluster.c +++ b/drivers/md/md-cluster.c @@ -269,16 +269,11 @@ static void recover_prep(void *arg) set_bit(MD_CLUSTER_SUSPEND_READ_BALANCING, &cinfo->state); } -static void recover_slot(void *arg, struct dlm_slot *slot) +static void __recover_slot(struct mddev *mddev, int slot) { - struct mddev *mddev = arg; struct md_cluster_info *cinfo = mddev->cluster_info; - pr_info("md-cluster: %s Node %d/%d down. My slot: %d. Initiating recovery.\n", - mddev->bitmap_info.cluster_name, - slot->nodeid, slot->slot, - cinfo->slot_number); - set_bit(slot->slot - 1, &cinfo->recovery_map); + set_bit(slot, &cinfo->recovery_map); if (!cinfo->recovery_thread) { cinfo->recovery_thread = md_register_thread(recover_bitmaps, mddev, "recover"); @@ -290,6 +285,20 @@ static void recover_slot(void *arg, struct dlm_slot *slot) md_wakeup_thread(cinfo->recovery_thread); } +static void recover_slot(void *arg, struct dlm_slot *slot) +{ + struct mddev *mddev = arg; + struct md_cluster_info *cinfo = mddev->cluster_info; + + pr_info("md-cluster: %s Node %d/%d down. My slot: %d. Initiating recovery.\n", + mddev->bitmap_info.cluster_name, + slot->nodeid, slot->slot, + cinfo->slot_number); + /* deduct one since dlm slot starts from one while the num of + * cluster-md begins with 0 */ + __recover_slot(mddev, slot->slot - 1); +} + static void recover_done(void *arg, struct dlm_slot *slots, int num_slots, int our_slot, uint32_t generation) |
