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[orbis-kernel] Fix sys_evf_wait timeout+

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This commit is contained in:
Ivan Chikish 2023-07-18 19:13:11 +03:00
parent 9818f5dc62
commit e981bf3f12
1 changed files with 8 additions and 4 deletions
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12
orbis-kernel/src/evf.cpp
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@ -15,16 +15,20 @@ orbis::ErrorCode orbis::EventFlag::wait(Thread *thread, std::uint8_t waitMode,
using namespace std::chrono;
steady_clock::time_point start{};
if (timeout)
start = steady_clock::now();
uint64_t elapsed = 0;
uint64_t fullTimeout = -1;
if (timeout) {
start = steady_clock::now();
fullTimeout = *timeout;
}
auto update_timeout = [&] {
if (!timeout)
return;
auto now = steady_clock::now();
elapsed = duration_cast<microseconds>(now - start).count();
if (*timeout >= elapsed) {
if (fullTimeout > elapsed) {
*timeout = fullTimeout - elapsed;
return;
}
*timeout = 0;
@ -86,7 +90,7 @@ orbis::ErrorCode orbis::EventFlag::wait(Thread *thread, std::uint8_t waitMode,
waitingThreads[position] = waitingThread;
if (timeout) {
cv.wait(queueMtx, *timeout - elapsed);
cv.wait(queueMtx, *timeout);
update_timeout();
continue;
}