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Style: use atomic CompareAndSwap (#151)

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beyondkmp 2019-03-26 23:48:03 +08:00 committed by Dreamacro
parent 791d72e05b
commit d1f6886558
1 changed files with 1 additions and 1 deletions
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2
adapters/outbound/urltest.go
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@ -92,7 +92,7 @@ func (u *URLTest) fallback() {
} }
func (u *URLTest) speedTest() { func (u *URLTest) speedTest() {
if atomic.AddInt32(&u.once, 1) != 1 { if atomic.CompareAndSwapInt32(&u.once, 0, 1) {
return return
} }
defer atomic.StoreInt32(&u.once, 0) defer atomic.StoreInt32(&u.once, 0)