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zcash-patched-for-explorer
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Do not report spurious deadlocks caused by TRY_LOCK

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
View File

@ -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;
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));
BOOST_FOREACH(const PAIRTYPE(void*, CLockLocation)& i, (*lockstack))
if (!fTry) BOOST_FOREACH(const PAIRTYPE(void*, CLockLocation)& i, (*lockstack))
{
if (i.first == c) break;
@ -1183,9 +1183,9 @@ static void pop_lock()
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()

6
src/util.h
View File

@ -190,10 +190,10 @@ typedef boost::interprocess::interprocess_recursive_mutex CCriticalSection;
typedef boost::interprocess::interprocess_mutex CWaitableCriticalSection;
#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();
#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() {}
#endif
@ -234,7 +234,7 @@ public:
{
if (!lock.owns())
{
EnterCritical(pszName, pszFile, nLine, (void*)(lock.mutex()));
EnterCritical(pszName, pszFile, nLine, (void*)(lock.mutex()), true);
lock.try_lock();
if (!lock.owns())
LeaveCritical();