nptl: Replace lll_futex_{timed_}wait by futex-internal.h

The idea is to make NPTL implementation to use on the functions
provided by futex-internal.h.

Checked on x86_64-linux-gnu and i686-linux-gnu.

Reviewed-by: Lukasz Majewski <lukma@denx.de>

nptl/lowlevellock.c

@@ -18,7 +18,7 @@
    <https://www.gnu.org/licenses/>.  */
 
 #include <sysdep.h>
-#include <lowlevellock.h>
+#include <futex-internal.h>
 #include <atomic.h>
 #include <stap-probe.h>
 
@@ -32,7 +32,7 @@ __lll_lock_wait_private (int *futex)
     {
     futex:
       LIBC_PROBE (lll_lock_wait_private, 1, futex);
-      lll_futex_wait (futex, 2, LLL_PRIVATE); /* Wait if *futex == 2.  */
+      futex_wait ((unsigned int *) futex, 2, LLL_PRIVATE); /* Wait if *futex == 2.  */
     }
 }
 
@@ -49,7 +49,7 @@ __lll_lock_wait (int *futex, int private)
     {
     futex:
       LIBC_PROBE (lll_lock_wait, 1, futex);
-      lll_futex_wait (futex, 2, private); /* Wait if *futex == 2.  */
+      futex_wait ((unsigned int *) futex, 2, private); /* Wait if *futex == 2.  */
     }
 }
 #endif

nptl/pthread_mutex_lock.c

@@ -307,8 +307,8 @@ __pthread_mutex_lock_full (pthread_mutex_t *mutex)
 	  assume_other_futex_waiters |= FUTEX_WAITERS;
 
 	  /* Block using the futex and reload current lock value.  */
-	  lll_futex_wait (&mutex->__data.__lock, oldval,
-			  PTHREAD_ROBUST_MUTEX_PSHARED (mutex));
+	  futex_wait ((unsigned int *) &mutex->__data.__lock, oldval,
+		      PTHREAD_ROBUST_MUTEX_PSHARED (mutex));
 	  oldval = mutex->__data.__lock;
 	}
 
@@ -568,8 +568,9 @@ __pthread_mutex_lock_full (pthread_mutex_t *mutex)
 		  break;
 
 		if (oldval != ceilval)
-		  lll_futex_wait (&mutex->__data.__lock, ceilval | 2,
-				  PTHREAD_MUTEX_PSHARED (mutex));
+		  futex_wait ((unsigned int * ) &mutex->__data.__lock,
+			      ceilval | 2,
+			      PTHREAD_MUTEX_PSHARED (mutex));
 	      }
 	    while (atomic_compare_and_exchange_val_acq (&mutex->__data.__lock,
 							ceilval | 2, ceilval)

nptl/pthread_mutex_setprioceiling.c

@@ -21,6 +21,7 @@
 #include <errno.h>
 #include <pthreadP.h>
 #include <atomic.h>
+#include <futex-internal.h>
 
 
 int
@@ -84,8 +85,8 @@ pthread_mutex_setprioceiling (pthread_mutex_t *mutex, int prioceiling,
 	      break;
 
 	    if (oldval != ceilval)
-	      lll_futex_wait (&mutex->__data.__lock, ceilval | 2,
-			      PTHREAD_MUTEX_PSHARED (mutex));
+	      futex_wait ((unsigned int *) &mutex->__data.__lock, ceilval | 2,
+			  PTHREAD_MUTEX_PSHARED (mutex));
 	  }
 	while (atomic_compare_and_exchange_val_acq (&mutex->__data.__lock,
 						    ceilval | 2, ceilval)

nptl/pthread_mutex_timedlock.c

@@ -561,9 +561,9 @@ __pthread_mutex_clocklock_common (pthread_mutex_t *mutex,
 			goto failpp;
 		      }
 
-		    lll_futex_timed_wait (&mutex->__data.__lock,
-					  ceilval | 2, &rt,
-					  PTHREAD_MUTEX_PSHARED (mutex));
+		    __futex_abstimed_wait64 (
+		      (unsigned int *) &mutex->__data.__lock, clockid,
+		      ceilval | 2, &rt, PTHREAD_MUTEX_PSHARED (mutex));
 		  }
 	      }
 	    while (atomic_compare_and_exchange_val_acq (&mutex->__data.__lock,