  631



pthread_rwlock_rdlock, pthread_rwlock_tryrdlock  -
   -   .



THR    #include <pthread.h>

int pthread_rwlock_rdlock (pthread_rwlock_t *rwlock);

int pthread_rwlock_tryrdlock (pthread_rwlock_t *rwlock);



 pthread_rwlock_rdlock()    
    -,   rwlock. -
     ,    
          -
 ,    .

1            Thread Execution Scheduling  , -
   ,    -
  SCHED_FIFO  SCHED_RR,   
   ,     
       
      ;   
   .

lar iar        Thread Execution Scheduling  , -
   ,    -
  SCHED_SPORADIC,     -
  ,       
       -
     ;    -
   .

  Thread Execution Scheduling  ,  
  ,     
,       
      , -
   .    
  ,      
.      , 
    ,     . -
      ,  
       .

         -
 rwlock (..  pthread_rwlock_rdlock ()    