diff options
Diffstat (limited to 'storage/ndb')
| -rw-r--r-- | storage/ndb/src/common/portlib/NdbMutex.c | 21 | ||||
| -rw-r--r-- | storage/ndb/src/ndbapi/DictCache.cpp | 32 |
2 files changed, 34 insertions, 19 deletions
diff --git a/storage/ndb/src/common/portlib/NdbMutex.c b/storage/ndb/src/common/portlib/NdbMutex.c index c9184e5d1f2..5595baba7c4 100644 --- a/storage/ndb/src/common/portlib/NdbMutex.c +++ b/storage/ndb/src/common/portlib/NdbMutex.c @@ -24,36 +24,31 @@ NdbMutex* NdbMutex_Create(void) { NdbMutex* pNdbMutex; int result; - DBUG_ENTER("NdbMutex_Create"); - + pNdbMutex = (NdbMutex*)NdbMem_Allocate(sizeof(NdbMutex)); - DBUG_PRINT("info",("NdbMem_Allocate 0x%lx", (long) pNdbMutex)); - + if (pNdbMutex == NULL) - DBUG_RETURN(NULL); - + return NULL; + result = pthread_mutex_init(pNdbMutex, NULL); assert(result == 0); - - DBUG_RETURN(pNdbMutex); + + return pNdbMutex; } int NdbMutex_Destroy(NdbMutex* p_mutex) { int result; - DBUG_ENTER("NdbMutex_Destroy"); if (p_mutex == NULL) - DBUG_RETURN(-1); + return -1; result = pthread_mutex_destroy(p_mutex); - DBUG_PRINT("info",("NdbMem_Free 0x%lx", (long) p_mutex)); NdbMem_Free(p_mutex); - - DBUG_RETURN(result); + return result; } diff --git a/storage/ndb/src/ndbapi/DictCache.cpp b/storage/ndb/src/ndbapi/DictCache.cpp index 04be3711847..9c66b2be9d2 100644 --- a/storage/ndb/src/ndbapi/DictCache.cpp +++ b/storage/ndb/src/ndbapi/DictCache.cpp @@ -20,8 +20,10 @@ #include <NdbCondition.h> #include <NdbSleep.h> -static NdbTableImpl f_invalid_table; -static NdbTableImpl f_altered_table; +static NdbTableImpl * f_invalid_table = 0; +static NdbTableImpl * f_altered_table = 0; + +static int ndb_dict_cache_count = 0; Ndb_local_table_info * Ndb_local_table_info::create(NdbTableImpl *table_impl, Uint32 sz) @@ -93,11 +95,29 @@ GlobalDictCache::GlobalDictCache(){ DBUG_ENTER("GlobalDictCache::GlobalDictCache"); m_tableHash.createHashTable(); m_waitForTableCondition = NdbCondition_Create(); + if (f_invalid_table == NULL) + f_invalid_table = new NdbTableImpl(); + if (f_altered_table == NULL) + f_altered_table = new NdbTableImpl(); + ndb_dict_cache_count++; DBUG_VOID_RETURN; } GlobalDictCache::~GlobalDictCache(){ DBUG_ENTER("GlobalDictCache::~GlobalDictCache"); + if (--ndb_dict_cache_count == 0) + { + if (f_invalid_table) + { + delete f_invalid_table; + f_invalid_table = 0; + } + if (f_altered_table) + { + delete f_altered_table; + f_altered_table = 0; + } + } NdbElement_t<Vector<TableVersion> > * curr = m_tableHash.getNext(0); while(curr != 0){ Vector<TableVersion> * vers = curr->theData; @@ -254,7 +274,7 @@ GlobalDictCache::put(const char * name, NdbTableImpl * tab) TableVersion & ver = vers->back(); if(ver.m_status != RETREIVING || !(ver.m_impl == 0 || - ver.m_impl == &f_invalid_table || ver.m_impl == &f_altered_table) || + ver.m_impl == f_invalid_table || ver.m_impl == f_altered_table) || ver.m_version != 0 || ver.m_refCount == 0){ abort(); @@ -271,7 +291,7 @@ GlobalDictCache::put(const char * name, NdbTableImpl * tab) ver.m_version = tab->m_version; ver.m_status = OK; } - else if (ver.m_impl == &f_invalid_table) + else if (ver.m_impl == f_invalid_table) { DBUG_PRINT("info", ("Table DROPPED invalid")); ver.m_impl = tab; @@ -279,7 +299,7 @@ GlobalDictCache::put(const char * name, NdbTableImpl * tab) ver.m_status = DROPPED; ver.m_impl->m_status = NdbDictionary::Object::Invalid; } - else if(ver.m_impl == &f_altered_table) + else if(ver.m_impl == f_altered_table) { DBUG_PRINT("info", ("Table DROPPED altered")); ver.m_impl = tab; @@ -440,7 +460,7 @@ GlobalDictCache::alter_table_rep(const char * name, if(i == sz - 1 && ver.m_status == RETREIVING) { - ver.m_impl = altered ? &f_altered_table : &f_invalid_table; + ver.m_impl = altered ? f_altered_table : f_invalid_table; DBUG_VOID_RETURN; } } |