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Track lock contention status.

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This commit is contained in:
Bartosz Taudul 2019-05-12 16:17:17 +02:00
parent a714cd4369
commit 0da1e8551f
3 changed files with 15 additions and 1 deletions
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1
server/TracyEvent.hpp
View File

@ -271,6 +271,7 @@ struct LockMap
int64_t timeAnnounce;
int64_t timeTerminate;
bool valid;
bool isContended;
TimeRange range[64];
};

2
server/TracyView.cpp
View File

@ -3145,7 +3145,7 @@ int View::DrawLocks( uint64_t tid, bool hover, double pxns, const ImVec2& wpos,
{
const auto& lockmap = *v.second;
if( !lockmap.valid || !Vis( &lockmap ).visible ) continue;
if( m_onlyContendedLocks && lockmap.threadList.size() == 1 && m_lockInfoWindow != v.first ) continue;
if( m_onlyContendedLocks && ( lockmap.threadList.size() == 1 || !lockmap.isContended ) && m_lockInfoWindow != v.first ) continue;
auto it = lockmap.threadMap.find( tid );
if( it == lockmap.threadMap.end() ) continue;

13
server/TracyWorker.cpp
View File

@ -62,6 +62,7 @@ static const int CurrentVersion = FileVersion( Version::Major, Version::Minor, V
static void UpdateLockCountLockable( LockMap& lockmap, size_t pos )
{
auto& timeline = lockmap.timeline;
bool isContended = lockmap.isContended;
uint8_t lockingThread;
uint8_t lockCount;
uint64_t waitList;
@ -107,13 +108,17 @@ static void UpdateLockCountLockable( LockMap& lockmap, size_t pos )
tl.lockingThread = lockingThread;
tl.waitList = waitList;
tl.lockCount = lockCount;
if( !isContended ) isContended = lockCount != 0 && waitList != 0;
pos++;
}
lockmap.isContended = isContended;
}
static void UpdateLockCountSharedLockable( LockMap& lockmap, size_t pos )
{
auto& timeline = lockmap.timeline;
bool isContended = lockmap.isContended;
uint8_t lockingThread;
uint8_t lockCount;
uint64_t waitShared;
@ -184,8 +189,11 @@ static void UpdateLockCountSharedLockable( LockMap& lockmap, size_t pos )
tl.waitList = waitList;
tlp->sharedList = sharedList;
tl.lockCount = lockCount;
if( !isContended ) isContended = ( lockCount != 0 && ( waitList != 0 || waitShared != 0 ) ) || ( sharedList != 0 && waitList != 0 );
pos++;
}
lockmap.isContended = isContended;
}
static inline void UpdateLockCount( LockMap& lockmap, size_t pos )
@ -584,6 +592,7 @@ Worker::Worker( FileRead& f, EventType::Type eventMask )
f.Read( lockmap.srcloc );
f.Read( lockmap.type );
f.Read( lockmap.valid );
lockmap.isContended = false;
if( fileVer >= FileVersion( 0, 4, 1 ) )
{
f.Read2( lockmap.timeAnnounce, lockmap.timeTerminate );
@ -2886,6 +2895,7 @@ void Worker::ProcessLockAnnounce( const QueueLockAnnounce& ev )
lm->timeAnnounce = TscTime( ev.time );
lm->timeTerminate = 0;
lm->valid = true;
lm->isContended = false;
m_data.lockMap.emplace( ev.id, lm );
}
else
@ -2908,6 +2918,7 @@ void Worker::ProcessLockTerminate( const QueueLockTerminate& ev )
lm->timeAnnounce = 0;
lm->timeTerminate = TscTime( ev.time );
lm->valid = false;
lm->isContended = false;
m_data.lockMap.emplace( ev.id, lm );
}
else
@ -2927,6 +2938,7 @@ void Worker::ProcessLockWait( const QueueLockWait& ev )
lm->timeTerminate = 0;
lm->valid = false;
lm->type = ev.type;
lm->isContended = false;
it = m_data.lockMap.emplace( ev.id, lm ).first;
}
@ -2974,6 +2986,7 @@ void Worker::ProcessLockSharedWait( const QueueLockWait& ev )
auto lm = m_slab.AllocInit<LockMap>();
lm->valid = false;
lm->type = ev.type;
lm->isContended = false;
it = m_data.lockMap.emplace( ev.id, lm ).first;
}