md-cluster: make sure the node do not receive it's own msg

During the past test, the node occasionally received the msg which is
sent from itself, this case should not happen in theory, but it is
better to avoid it in case something wrong happened.

Signed-off-by: Guoqing Jiang <gqjiang@suse.com>
Signed-off-by: Goldwyn Rodrigues <rgoldwyn@suse.com>
This commit is contained in:
Guoqing Jiang 2015-10-12 17:21:23 +08:00 коммит произвёл Goldwyn Rodrigues
Родитель 487cf9142c
Коммит 256f5b245a
1 изменённых файлов: 3 добавлений и 0 удалений

Просмотреть файл

@ -462,6 +462,9 @@ static void process_readd_disk(struct mddev *mddev, struct cluster_msg *msg)
static void process_recvd_msg(struct mddev *mddev, struct cluster_msg *msg)
{
if (WARN(mddev->cluster_info->slot_number - 1 == le32_to_cpu(msg->slot),
"node %d received it's own msg\n", le32_to_cpu(msg->slot)))
return;
switch (msg->type) {
case METADATA_UPDATED:
process_metadata_update(mddev, msg);