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avoid dead lock

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This commit is contained in:
Chris Lu 2021-02-16 10:48:16 -08:00
parent 38efc6f572
commit 53ca7e66ef
2 changed files with 5 additions and 1 deletions
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2
weed/topology/data_node.go
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@ -46,7 +46,7 @@ func (dn *DataNode) getOrCreateDisk(diskType string) *Disk {
c, found := dn.children[NodeId(diskType)]
if !found {
c = NewDisk(diskType)
dn.LinkChildNode(c)
dn.doLinkChildNode(c)
}
disk := c.(*Disk)
return disk

4
weed/topology/node.go
View file

@ -210,6 +210,10 @@ func (n *NodeImpl) GetMaxVolumeId() needle.VolumeId {
func (n *NodeImpl) LinkChildNode(node Node) {
n.Lock()
defer n.Unlock()
n.doLinkChildNode(node)
}
func (n *NodeImpl) doLinkChildNode(node Node) {
if n.children[node.Id()] == nil {
n.children[node.Id()] = node
n.UpAdjustDiskUsageDelta(node.GetDiskUsages())