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Use atomic loads for the clients counter

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This commit is contained in:
Frank Denis 2018-03-02 09:41:12 +01:00
parent 4e7631bfcd
commit 97156c3ad3
1 changed files with 2 additions and 2 deletions
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4
dnscrypt-proxy/proxy.go
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@ -227,7 +227,7 @@ func (proxy *Proxy) exchangeWithTCPServer(serverInfo *ServerInfo, encryptedQuery
func (proxy *Proxy) clientsCountInc() bool { func (proxy *Proxy) clientsCountInc() bool {
for { for {
count := proxy.clientsCount count := atomic.LoadUint32(&proxy.clientsCount)
if count >= proxy.maxClients { if count >= proxy.maxClients {
return false return false
} }
@ -240,7 +240,7 @@ func (proxy *Proxy) clientsCountInc() bool {
func (proxy *Proxy) clientsCountDec() { func (proxy *Proxy) clientsCountDec() {
for { for {
if count := proxy.clientsCount; count == 0 || atomic.CompareAndSwapUint32(&proxy.clientsCount, count, count-1) { if count := atomic.LoadUint32(&proxy.clientsCount); count == 0 || atomic.CompareAndSwapUint32(&proxy.clientsCount, count, count-1) {
break break
} }
} }