diff options
Diffstat (limited to 'nptl/pthread_cond_wait.c')
| -rw-r--r-- | nptl/pthread_cond_wait.c | 28 |
1 files changed, 10 insertions, 18 deletions
diff --git a/nptl/pthread_cond_wait.c b/nptl/pthread_cond_wait.c index e524aa6c94..f5f5cec5a8 100644 --- a/nptl/pthread_cond_wait.c +++ b/nptl/pthread_cond_wait.c @@ -1,4 +1,4 @@ -/* Copyright (C) 2003, 2004, 2006, 2007 Free Software Foundation, Inc. +/* Copyright (C) 2003, 2004, 2006 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Martin Schwidefsky <schwidefsky@de.ibm.com>, 2003. @@ -62,18 +62,16 @@ __condvar_cleanup (void *arg) ++cbuffer->cond->__data.__woken_seq; } - cbuffer->cond->__data.__nwaiters -= 1 << COND_NWAITERS_SHIFT; + cbuffer->cond->__data.__nwaiters -= 1 << COND_CLOCK_BITS; /* If pthread_cond_destroy was called on this variable already, notify the pthread_cond_destroy caller all waiters have left and it can be successfully destroyed. */ destroying = 0; if (cbuffer->cond->__data.__total_seq == -1ULL - && cbuffer->cond->__data.__nwaiters < (1 << COND_NWAITERS_SHIFT)) + && cbuffer->cond->__data.__nwaiters < (1 << COND_CLOCK_BITS)) { - lll_futex_wake (&cbuffer->cond->__data.__nwaiters, 1, - // XYZ check mutex flag - LLL_SHARED); + lll_futex_wake (&cbuffer->cond->__data.__nwaiters, 1); destroying = 1; } @@ -82,9 +80,7 @@ __condvar_cleanup (void *arg) /* Wake everybody to make sure no condvar signal gets lost. */ if (! destroying) - lll_futex_wake (&cbuffer->cond->__data.__futex, INT_MAX, - // XYZ check mutex flag - LLL_SHARED); + lll_futex_wake (&cbuffer->cond->__data.__futex, INT_MAX); /* Get the mutex before returning unless asynchronous cancellation is in effect. */ @@ -115,7 +111,7 @@ __pthread_cond_wait (cond, mutex) /* We have one new user of the condvar. */ ++cond->__data.__total_seq; ++cond->__data.__futex; - cond->__data.__nwaiters += 1 << COND_NWAITERS_SHIFT; + cond->__data.__nwaiters += 1 << COND_CLOCK_BITS; /* Remember the mutex we are using here. If there is already a different address store this is a bad user bug. Do not store @@ -150,9 +146,7 @@ __pthread_cond_wait (cond, mutex) cbuffer.oldtype = __pthread_enable_asynccancel (); /* Wait until woken by signal or broadcast. */ - lll_futex_wait (&cond->__data.__futex, futex_val, - // XYZ check mutex flag - LLL_SHARED); + lll_futex_wait (&cond->__data.__futex, futex_val); /* Disable asynchronous cancellation. */ __pthread_disable_asynccancel (cbuffer.oldtype); @@ -174,16 +168,14 @@ __pthread_cond_wait (cond, mutex) bc_out: - cond->__data.__nwaiters -= 1 << COND_NWAITERS_SHIFT; + cond->__data.__nwaiters -= 1 << COND_CLOCK_BITS; /* If pthread_cond_destroy was called on this varaible already, notify the pthread_cond_destroy caller all waiters have left and it can be successfully destroyed. */ if (cond->__data.__total_seq == -1ULL - && cond->__data.__nwaiters < (1 << COND_NWAITERS_SHIFT)) - lll_futex_wake (&cond->__data.__nwaiters, 1, - // XYZ check mutex flag - LLL_SHARED); + && cond->__data.__nwaiters < (1 << COND_CLOCK_BITS)) + lll_futex_wake (&cond->__data.__nwaiters, 1); /* We are done with the condvar. */ lll_mutex_unlock (cond->__data.__lock); |