AuroraSupport/AuroraRuntime
2
1
Fork 0
Code Issues 27 Pull Requests Releases Wiki Activity

[+] ThreadingConfig::bPreferRWLockReadLockSpin

Browse Source
This commit is contained in:
Reece Wilson 2023-08-21 16:25:16 +01:00
parent e1f384de2e
commit f847ab049a
2 changed files with 16 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
Include/Aurora/Runtime.hpp
View File

@ -361,6 +361,7 @@ namespace Aurora
AuUInt64 bPreferLinuxMutexSpinTryLock : 1 { true }; AuUInt64 bPreferLinuxMutexSpinTryLock : 1 { true };
AuUInt64 bPreferLinuxCondMutexSpinTryLock : 1 { true }; AuUInt64 bPreferLinuxCondMutexSpinTryLock : 1 { true };
AuUInt64 bPreferEmulatedWakeOnAddress : 1 { false }; AuUInt64 bPreferEmulatedWakeOnAddress : 1 { false };
AuUInt64 bPreferRWLockReadLockSpin : 1 { true };
}; };
struct DummyConfig struct DummyConfig

18
Source/Threading/Primitives/AuRWLock.cpp
View File

@ -141,7 +141,7 @@ namespace Aurora::Threading::Primitives
template<bool bIsWriteRecursionAllowed> template<bool bIsWriteRecursionAllowed>
bool RWLockImpl<bIsWriteRecursionAllowed>::LockReadNSAbs(AuUInt64 uTimeout) bool RWLockImpl<bIsWriteRecursionAllowed>::LockReadNSAbs(AuUInt64 uTimeout)
{ {
if (this->TryLockReadNoSpin()) if (this->TryLockRead())
{ {
return true; return true;
} }
@ -197,6 +197,11 @@ namespace Aurora::Threading::Primitives
AuInt64 uEndTime = uTimeout ? AuTime::SteadyClockNS() + uTimeout : 0; AuInt64 uEndTime = uTimeout ? AuTime::SteadyClockNS() + uTimeout : 0;
if (this->TryLockRead())
{
return true;
}
AuInt32 iCurState {}; AuInt32 iCurState {};
do do
{ {
@ -421,10 +426,17 @@ namespace Aurora::Threading::Primitives
template<bool bIsWriteRecursionAllowed> template<bool bIsWriteRecursionAllowed>
bool RWLockImpl<bIsWriteRecursionAllowed>::TryLockRead() bool RWLockImpl<bIsWriteRecursionAllowed>::TryLockRead()
{ {
return DoTryIf([=]() if (gRuntimeConfig.threadingConfig.bPreferRWLockReadLockSpin)
{
return DoTryIf([=]()
{
return TryLockReadNoSpin();
});
}
else
{ {
return TryLockReadNoSpin(); return TryLockReadNoSpin();
}); }
} }
template<bool bIsWriteRecursionAllowed> template<bool bIsWriteRecursionAllowed>