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-rw-r--r--NEWS26
-rw-r--r--tests/SIZES.VSE40
2 files changed, 31 insertions, 35 deletions
diff --git a/NEWS b/NEWS
index 221f251..ebc3e4a 100644
--- a/NEWS
+++ b/NEWS
@@ -44,16 +44,11 @@ POSIX TSD (TLS) destructors.
See README.NONPORTABLE for descriptions of these routines.
- Ramiro Polla
-Robust mutexes are implemented within the PROCESS_PRIVATE scope. Robust
-mutexes are mandatory (SUSv3 2008) for implementations that support
-PSHARED objects and discretionary for those that don't. We still don't
-have PSHARED support but wanted to be source code compatible and they
-will hopefully nevertheless be useful for some applications. NOTE that
-pthread_mutex_*() functions may return different values for robust
-mutexes than they otherwise do in normal usage, e.g.
-pthread_mutex_unlock() is required to check ownership for all mutex
-types when the mutex is robust, whereas this does not occur for the
-"normal" non-robust mutex type.
+Robust mutexes are implemented within the PROCESS_PRIVATE scope. NOTE that
+pthread_mutex_* functions may return different error codes for robust
+mutexes than they otherwise do in normal usage, e.g. pthread_mutex_unlock
+is required to check ownership for all mutex types when the mutex is
+robust, whereas this does not occur for the "normal" non-robust mutex type.
- Ross Johnson
pthread_getunique_np is implemented for source level compatibility
@@ -88,11 +83,10 @@ Removed potential NULL pointer reference.
- Robert Kindred
Removed the requirement that applications restrict the number of threads
-calling pthread_barrier_wait() [on the same barrier] to just the barrier
-count in order to avoid contention and dead lock. Also reduced the
-contention between barrier_wait and barrier_destroy. This change will
-have slowed barriers down slightly but halves the number of semaphores
-consumed per barrier to one.
+calling pthread_barrier_wait to just the barrier count. Also reduced the
+contention between barrier_wait and barrier_destroy. This change will have
+slowed barriers down slightly but halves the number of semaphores consumed
+per barrier to one.
- Ross Johnson
Fixed a handle leak in sched_[gs]etscheduler.
@@ -115,7 +109,7 @@ WINCE is defined (because RJ is unsure of the dependency there).
- Ramiro Polla
Several static POSIX mutexes used for internal management were replaced by
-MCS queue-based locks to reduce resource overheads, particularly Win32
+MCS queue-based locks to reduce resource consumption, in particular use of Win32
objects.
- Ross Johnson
diff --git a/tests/SIZES.VSE b/tests/SIZES.VSE
index edc6427..709114d 100644
--- a/tests/SIZES.VSE
+++ b/tests/SIZES.VSE
@@ -1,19 +1,21 @@
-Sizes of pthreads-win32 structs
--------------------------------
- pthread_t_ 68
- pthread_attr_t_ 28
- sem_t_ 4
- pthread_mutex_t_ 44
- pthread_mutexattr_t_ 8
- pthread_spinlock_t_ 8
- pthread_barrier_t_ 24
- pthread_barrierattr_t_ 4
- pthread_key_t_ 16
- pthread_cond_t_ 32
- pthread_condattr_t_ 4
- pthread_rwlock_t_ 28
- pthread_rwlockattr_t_ 4
- pthread_once_t_ 8
- ptw32_cleanup_t 12
- sched_param 4
--------------------------------
+Sizes of pthreads-win32 structs
+-------------------------------
+ pthread_t 8
+ ptw32_thread_t 96
+ pthread_attr_t_ 28
+ sem_t_ 12
+ pthread_mutex_t_ 28
+ pthread_mutexattr_t_ 12
+ pthread_spinlock_t_ 8
+ pthread_barrier_t_ 36
+ pthread_barrierattr_t_ 4
+ pthread_key_t_ 16
+ pthread_cond_t_ 32
+ pthread_condattr_t_ 4
+ pthread_rwlock_t_ 28
+ pthread_rwlockattr_t_ 4
+ pthread_once_t_ 16
+ ptw32_cleanup_t 12
+ ptw32_mcs_node_t_ 16
+ sched_param 4
+-------------------------------