Lines Matching defs:mem0

26577 /************** Begin file mem0.c ********************************************/
26638 /************** End of mem0.c ************************************************/
30270 } mem0 = { 0, SQLITE_MAX_MEMORY, SQLITE_MAX_MEMORY, 0 };
30272 #define mem0 GLOBAL(struct Mem0Global, mem0)
30278   return mem0.mutex;
30318   sqlite3_mutex_enter(mem0.mutex);
30319   priorLimit = mem0.alarmThreshold;
30321     sqlite3_mutex_leave(mem0.mutex);
30324   if( mem0.hardLimit>0 && (n>mem0.hardLimit || n==0) ){
30325     n = mem0.hardLimit;
30327   mem0.alarmThreshold = n;
30329   AtomicStore(&mem0.nearlyFull, n>0 && n<=nUsed);
30330   sqlite3_mutex_leave(mem0.mutex);
30358   sqlite3_mutex_enter(mem0.mutex);
30359   priorLimit = mem0.hardLimit;
30361     mem0.hardLimit = n;
30362     if( n<mem0.alarmThreshold || mem0.alarmThreshold==0 ){
30363       mem0.alarmThreshold = n;
30366   sqlite3_mutex_leave(mem0.mutex);
30379   mem0.mutex = sqlite3MutexAlloc(SQLITE_MUTEX_STATIC_MEM);
30386   if( rc!=SQLITE_OK ) memset(&mem0, 0, sizeof(mem0));
30396   return AtomicLoad(&mem0.nearlyFull);
30406   memset(&mem0, 0, sizeof(mem0));
30433   if( mem0.alarmThreshold<=0 ) return;
30434   sqlite3_mutex_leave(mem0.mutex);
30436   sqlite3_mutex_enter(mem0.mutex);
30464   assert( sqlite3_mutex_held(mem0.mutex) );
30475   if( mem0.alarmThreshold>0 ){
30477     if( nUsed >= mem0.alarmThreshold - nFull ){
30478       AtomicStore(&mem0.nearlyFull, 1);
30480       if( mem0.hardLimit ){
30482         if( nUsed >= mem0.hardLimit - nFull ){
30489       AtomicStore(&mem0.nearlyFull, 0);
30494   if( p==0 && mem0.alarmThreshold>0 ){
30537     sqlite3_mutex_enter(mem0.mutex);
30539     sqlite3_mutex_leave(mem0.mutex);
30632     sqlite3_mutex_enter(mem0.mutex);
30636     sqlite3_mutex_leave(mem0.mutex);
30764     sqlite3_mutex_enter(mem0.mutex);
30768           mem0.alarmThreshold-nDiff ){
30770       if( mem0.hardLimit>0 && nUsed >= mem0.hardLimit - nDiff ){
30771         sqlite3_mutex_leave(mem0.mutex);
30778     if( pNew==0 && mem0.alarmThreshold>0 ){
30787     sqlite3_mutex_leave(mem0.mutex);