diff options
author | kevin.xu <cming.xu@gmail.com> | 2020-04-27 21:51:31 +0800 |
---|---|---|
committer | GitHub <noreply@github.com> | 2020-04-27 21:51:31 +0800 |
commit | e896ca54db67524afc20b644d43c72185e72dc0e (patch) | |
tree | 2a16f3a62a5cafd098f1f028c621f1b655589d69 /pkg/sleep/commit_noasm.go | |
parent | 1f19624fa127d7d59cabe29593cc80b7fe6c81f8 (diff) | |
parent | 3c67754663f424f2ebbc0ff2a4c80e30618d5355 (diff) |
Merge pull request #1 from google/master
catch up
Diffstat (limited to 'pkg/sleep/commit_noasm.go')
-rw-r--r-- | pkg/sleep/commit_noasm.go | 13 |
1 files changed, 2 insertions, 11 deletions
diff --git a/pkg/sleep/commit_noasm.go b/pkg/sleep/commit_noasm.go index 3af447fb9..f59061f37 100644 --- a/pkg/sleep/commit_noasm.go +++ b/pkg/sleep/commit_noasm.go @@ -28,15 +28,6 @@ import "sync/atomic" // It is written in assembly because it is called from g0, so it doesn't have // a race context. func commitSleep(g uintptr, waitingG *uintptr) bool { - for { - // Check if the wait was aborted. - if atomic.LoadUintptr(waitingG) == 0 { - return false - } - - // Try to store the G so that wakers know who to wake. - if atomic.CompareAndSwapUintptr(waitingG, preparingG, g) { - return true - } - } + // Try to store the G so that wakers know who to wake. + return atomic.CompareAndSwapUintptr(waitingG, preparingG, g) } |