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Diffstat (limited to 'nptl/ChangeLog')
| -rw-r--r-- | nptl/ChangeLog | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/nptl/ChangeLog b/nptl/ChangeLog index 3eb85d9dea..3eded66512 100644 --- a/nptl/ChangeLog +++ b/nptl/ChangeLog @@ -1,3 +1,63 @@ +2009-07-19 Ulrich Drepper <drepper@redhat.com> + + * sysdeps/unix/sysv/linux/x86_64/lowlevellock.h: Define + FUTEX_WAIT_REQUEUE_PI and FUTEX_CMP_REQUEUE_PI. + * sysdeps/unix/sysv/linux/x86_64/pthread_cond_broadcast.S: If mutex + is a PI mutex, then use FUTEX_CMP_REQUEUE_PI. + * sysdeps/unix/sysv/linux/x86_64/pthread_cond_signal.S: Likewise. + * sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S: If mutex + is a PI mutex, then use FUTEX_WAIT_REQUEUE_PI. + * sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S: Likewise. + + * sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S + (__pthread_cond_timedwait): Make more robust. + +2009-07-18 Ulrich Drepper <drepper@redhat.com> + + * sysdeps/unix/sysv/linux/x86_64/lowlevelrobustlock.S + (__lll_robust_timedlock_wait): If possible use FUTEX_WAIT_BITSET to + directly use absolute timeout. + + * tst-sem5.c (do_test): Add test for premature timeout. + * Makefile: Linu tst-sem5 with librt. + + * sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_timedwrlock.S + (pthread_rwlock_timedwrlock): If possible use FUTEX_WAIT_BITSET to + directly use absolute timeout. + * sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_timedrdlock.S + (pthread_rwlock_timedrdlock): Likewise. + + * tst-cond11.c (run_test): Add test to check that the timeout is + long enough. + + * sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S + (__pthread_cond_timedwait): If possible use FUTEX_WAIT_BITSET to + directly use absolute timeout. + + * sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S + (__pthread_cond_wait): Convert to using exception handler instead of + registered unwind buffer. + * sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S + (__pthread_cond_timedwait): Likewise. + +2009-07-17 Ulrich Drepper <drepper@redhat.com> + + * sysdeps/unix/sysv/linux/x86_64/sem_timedwait.S (sem_timedwait): + If possible use FUTEX_WAIT_BITSET|FUTEX_CLOCK_REALTIME to directly + use absolute timeout. + + * sysdeps/unix/sysv/linux/x86_64/sem_wait.S (sem_wait): Optimize + handling of uncontested semaphore. + + * sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S + (__condvar_cleanup): Rewrite to use cfi directives instead of + hand-coded unwind tables. + * sysdeps/unix/sysv/linux/x86_64/pthread_once.S (__pthread_once): + Likewise. + * sysdeps/unix/sysv/linux/x86_64/sem_wait.S (sem_wait): Likewise. + * sysdeps/unix/sysv/linux/x86_64/sem_timedwait.S (sem_timedwait): + Likewise. + 2009-06-12 Ulrich Drepper <drepper@redhat.com> * Makefile (libpthread-routines): Add pthread_sigqueue. |