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lib/osutil: Skip setLowPriority in Windows if already lower (fixes #6597) (#8993)

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tomasz1986 2023-07-21 06:38:15 +02:00 committed by GitHub
parent 21c074cc2c
commit d70eb569f2
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1 changed files with 5 additions and 0 deletions
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5
lib/osutil/lowprio_windows.go
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@ -21,6 +21,11 @@ func SetLowPriority() error {
}
defer windows.CloseHandle(handle)
if cur, err := windows.GetPriorityClass(handle); err == nil && (cur == windows.IDLE_PRIORITY_CLASS || cur == windows.BELOW_NORMAL_PRIORITY_CLASS) {
// We're done here.
return nil
}
if err := windows.SetPriorityClass(handle, windows.BELOW_NORMAL_PRIORITY_CLASS); err != nil {
return fmt.Errorf("set priority class: %w", err)
}