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-rw-r--r--miner/worker.go9
1 files changed, 9 insertions, 0 deletions
diff --git a/miner/worker.go b/miner/worker.go
index 7adf298ed..22493c235 100644
--- a/miner/worker.go
+++ b/miner/worker.go
@@ -125,6 +125,9 @@ func (self *worker) pendingBlock() *types.Block {
}
func (self *worker) start() {
+ self.mu.Lock()
+ defer self.mu.Unlock()
+
// spin up agents
for _, agent := range self.agents {
agent.Start()
@@ -134,6 +137,9 @@ func (self *worker) start() {
}
func (self *worker) stop() {
+ self.mu.Lock()
+ defer self.mu.Unlock()
+
if atomic.LoadInt32(&self.mining) == 1 {
// stop all agents
for _, agent := range self.agents {
@@ -146,6 +152,9 @@ func (self *worker) stop() {
}
func (self *worker) register(agent Agent) {
+ self.mu.Lock()
+ defer self.mu.Unlock()
+
self.agents = append(self.agents, agent)
agent.SetReturnCh(self.recv)
}