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Do not report spurious deadlocks caused by TRY_LOCK

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This commit is contained in:
Pieter Wuille 2012-04-07 18:55:29 +02:00
parent 908037fe16
commit f342dac1cb
2 changed files with 7 additions and 7 deletions
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8
src/util.cpp
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@ -1141,7 +1141,7 @@ static void potential_deadlock_detected(const std::pair<void*, void*>& mismatch,
} }
} }
static void push_lock(void* c, const CLockLocation& locklocation) static void push_lock(void* c, const CLockLocation& locklocation, bool fTry)
{ {
bool fOrderOK = true; bool fOrderOK = true;
if (lockstack.get() == NULL) if (lockstack.get() == NULL)
@ -1152,7 +1152,7 @@ static void push_lock(void* c, const CLockLocation& locklocation)
(*lockstack).push_back(std::make_pair(c, locklocation)); (*lockstack).push_back(std::make_pair(c, locklocation));
BOOST_FOREACH(const PAIRTYPE(void*, CLockLocation)& i, (*lockstack)) if (!fTry) BOOST_FOREACH(const PAIRTYPE(void*, CLockLocation)& i, (*lockstack))
{ {
if (i.first == c) break; if (i.first == c) break;
@ -1183,9 +1183,9 @@ static void pop_lock()
dd_mutex.unlock(); dd_mutex.unlock();
} }
void EnterCritical(const char* pszName, const char* pszFile, int nLine, void* cs) void EnterCritical(const char* pszName, const char* pszFile, int nLine, void* cs, bool fTry)
{ {
push_lock(cs, CLockLocation(pszName, pszFile, nLine)); push_lock(cs, CLockLocation(pszName, pszFile, nLine), fTry);
} }
void LeaveCritical() void LeaveCritical()

6
src/util.h
View file

@ -190,10 +190,10 @@ typedef boost::interprocess::interprocess_recursive_mutex CCriticalSection;
typedef boost::interprocess::interprocess_mutex CWaitableCriticalSection; typedef boost::interprocess::interprocess_mutex CWaitableCriticalSection;
#ifdef DEBUG_LOCKORDER #ifdef DEBUG_LOCKORDER
void EnterCritical(const char* pszName, const char* pszFile, int nLine, void* cs); void EnterCritical(const char* pszName, const char* pszFile, int nLine, void* cs, bool fTry = false);
void LeaveCritical(); void LeaveCritical();
#else #else
void static inline EnterCritical(const char* pszName, const char* pszFile, int nLine, void* cs) {} void static inline EnterCritical(const char* pszName, const char* pszFile, int nLine, void* cs, bool fTry = false) {}
void static inline LeaveCritical() {} void static inline LeaveCritical() {}
#endif #endif
@ -234,7 +234,7 @@ public:
{ {
if (!lock.owns()) if (!lock.owns())
{ {
EnterCritical(pszName, pszFile, nLine, (void*)(lock.mutex())); EnterCritical(pszName, pszFile, nLine, (void*)(lock.mutex()), true);
lock.try_lock(); lock.try_lock();
if (!lock.owns()) if (!lock.owns())
LeaveCritical(); LeaveCritical();