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Rewrite XIOCompletion::WaitForNotification

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This commit is contained in:
Dr. Chat
2016-08-06 18:14:26 -05:00
parent 1de47e0d17
commit 9b86132fd0
3 changed files with 12 additions and 17 deletions
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19
src/xenia/kernel/xiocompletion.cc
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@@ -26,20 +26,17 @@ void XIOCompletion::QueueNotification(IONotification& notification) {
notification_semaphore_->Release(1, nullptr);
}
XIOCompletion::IONotification XIOCompletion::DequeueNotification() {
std::unique_lock<std::mutex> lock(notification_lock_);
assert_false(notifications_.empty());
auto notification = notifications_.front();
notifications_.pop();
return notification;
}
bool XIOCompletion::WaitForNotification(uint64_t wait_ticks) {
bool XIOCompletion::WaitForNotification(uint64_t wait_ticks,
IONotification* notify) {
auto ms = std::chrono::milliseconds(TimeoutTicksToMs(wait_ticks));
auto res = threading::Wait(notification_semaphore_.get(), false, ms);
if (res == threading::WaitResult::kSuccess) {
std::unique_lock<std::mutex> lock(notification_lock_);
assert_false(notifications_.empty());
std::memcpy(notify, &notifications_.front(), sizeof(IONotification));
notifications_.pop();
return true;
}