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| author | Ulrich Drepper <drepper@redhat.com> | 2009-07-19 20:56:40 -0700 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2009-07-19 20:56:40 -0700 |
| commit | 42e69bcf1137fccfd7a95645a9d316c6490b9ff9 (patch) | |
| tree | 54823d4b072c8574a91bc5e6d838fe2ba032afb4 /nptl/ChangeLog | |
| parent | 515a8908cedcf7432270f410e4a749e4ce07a072 (diff) | |
| download | glibc-42e69bcf1137fccfd7a95645a9d316c6490b9ff9.tar.gz glibc-42e69bcf1137fccfd7a95645a9d316c6490b9ff9.tar.xz glibc-42e69bcf1137fccfd7a95645a9d316c6490b9ff9.zip | |
Support requeueing for condvars using PI mutex. x86-64 only.
Add support for the new FUTEX_WAIT_REQUEUE_PI and FUTEX_CMP_REQUEUE_PI options of futex.
Diffstat (limited to 'nptl/ChangeLog')
| -rw-r--r-- | nptl/ChangeLog | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/nptl/ChangeLog b/nptl/ChangeLog index 785100d852..c747be419f 100644 --- a/nptl/ChangeLog +++ b/nptl/ChangeLog @@ -1,5 +1,14 @@ 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. |