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Makeconfig | 6
config.make.in | 1
configure.in | 8
nptl/ChangeLog.rtnptl | 908
+++++++++++++++++++++++++++++++++
nptl/Makefile | 25
nptl/Versions | 13
nptl/pthreadP.h | 4
nptl/pthread_cond_destroy.c | 1
nptl/pthread_mutex_consistent_np.c | 22
nptl/pthread_mutex_ctl_np.c | 19
nptl/pthread_mutex_destroy.c | 5
nptl/pthread_mutex_getconsistency_np.c | 18
nptl/pthread_mutex_getprioceiling.c | 24
nptl/pthread_mutex_getunlock_np.c | 31 +
nptl/pthread_mutex_init.c | 15
15 files changed, 1096 insertions(+), 4 deletions(-)
--- robustmutexes/rtnptl/src/Makeconfig:1.1.1.1.2.7 Wed Jul 21
14:20:07 2004
+++ robustmutexes/rtnptl/src/Makeconfig Wed Jul 21 15:17:43 2004
@@ -637,10 +637,14 @@
+cflags := $(+cflags) $(+gccwarn)
+gcc-nowarn := -w
+# Enable Robust Mutex Supoort
+ifeq (yes,$(build-robust-mutex))
++cflags := $(+cflags) -DUSE_FUSYN_ROBUST_MUTEX
+endif
+
# Don't duplicate options if we inherited variables from the parent.
+cflags := $(sort $(+cflags))
-
# These are flags given to the C compiler to tell it to look for
include
# files (including ones given in angle brackets) in the current
directory,
# in the parent library source directory and in the include directory.
@@ -683,6 +687,7 @@
object-suffixes :=
CPPFLAGS-.o = $(pic-default)
CFLAGS-.o = $(filter %frame-pointer,$(+cflags))
+
ifeq (yes,$(build-static))
libtype.o := lib%.a
object-suffixes += .o
--- robustmutexes/rtnptl/src/config.make.in:1.1.1.1.2.7 Wed Jul 21
14:20:07 2004
+++ robustmutexes/rtnptl/src/config.make.in Wed Jul 21 15:17:43 2004
@@ -90,6 +90,7 @@
add-ons = @add_ons@
cross-compiling = @cross_compiling@
force-install = @force_install@
+build-robust-mutex = @robust_mutex@
# Build tools.
CC = @CC@
--- robustmutexes/rtnptl/src/configure.in:1.1.1.1.2.9 Wed Jul 21
14:20:07 2004
+++ robustmutexes/rtnptl/src/configure.in Wed Jul 21 15:17:43 2004
@@ -121,6 +121,14 @@
[enable_check_abi=$enableval],
[enable_check_abi=no])
+dnl Arguments to enable or disable robust mutex feature.
+AC_SUBST(robust_mutex)
+AC_ARG_ENABLE([robust_mutex],
+ AC_HELP_STRING([--enable-robust-mutex],
+ [Build the library with robust mutexes
support @<:@default=no@:>@]),
+ [robust_mutex=$enableval],
+ [robust_mutex=default])
+
dnl Arguments to enable or disable building the static, shared,
profiled,
dnl and -fomit-frame-pointer libraries.
dnl I've disabled this for now since we cannot build glibc without
static
--- /dev/null Fri Jul 23 03:18:15 2004
+++ robustmutexes/rtnptl/src/nptl/ChangeLog.rtnptl Mon Jul 19
02:48:08 2004
@@ -0,0 +1,908 @@
+2004-7-19 Boris Hu <boris.hu@intel.com>
+
+ * pthread_mutex_destroy.c: Release both normal mutex
+ and RM 's kernel objects.
+ * pthread_cond_destroy.c: Release condvar's kernel objects.
+ * sysdeps/unix/sysv/linux/lowlevelrtlock.h: Add lll_fuqueue_ctl.
+
+2004-7-16 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_timedwait.c:
+ Move FUQUEUE_WAITER_GOT_LOCK check before bc_seq check.
+ Thanks for Inaky's pointer.
+ Remove the update of __woken_seq of rq_out branch, for
+ rq_out is one of pthread_cond_broadcast() way and its
+ value has been updated there.
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_wait.c: Likewise.
+
+2004-7-15 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_timedwait.c:
+ Replace the negative errno to positive errno, for
+ lll_fuqueue_timedwait() return the positive errno.
+ Adapt to sys_ufuqueue_wait() new change.
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_wait.c: Likewise.
+
+2004-7-14 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/unix/sysv/linux/lowlevelrtlock.h: Adapt to
+ sys_ufuqueue_wait() change and add absolute timeout support
+ for lll_fuquque_timedwait.
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_wait.c: Likewise.
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_timedwait.c:
Likewise.
+ *
+
+2004-7-13 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/unix/sysv/linux/pthread_mutex_rq_lock.c: New file.
+ * sysdeps/unix/sysv/linux/Makefile: Add pthread_mutex_rq_lock.
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_wait.c: Add
+ support for FUQUEUE_WAITER_GOT_LOCK.
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_timedwait.c:
Likewise.
+
+2004-6-23 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/unix/sysv/linux/lowlevelrtlock.h: Add check
+ of invalid timeout.
+
+2004-6-23 Boris Hu <boris.hu@intel.com>
+
+ * pthread_mutex_init.c: Set the default unlock mode to
+ FULOCK_UNLOCK_AUTO.
+
+2004-6-10 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/unix/sysv/linux/internaltypes.h: Update
+ NON_MUTEX_KIND_MASK.
+
+2004-6-9 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_broadcast.c:
+ Enable the requeue user space support.
+ * sysdeps/unix/sysv/linux/lowlevelrtlock.c: Add abosulte
+ timeout support.
+ * sysdeps/unix/sysv/linux/lowlevelrtlock.h: Likewise.
+
+2004-6-7 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/pthread/pthread.h: Modify PTHREAD_MUTEX_ROBUST_*
+ to adapt to FULOCK_CTL_* changes.
+ * pthread_mutex_destroy.c: Add FULOCK_CTL_RELEASE.
+ * sysdeps/unix/sysv/linux/internaltypes.h: Modify
+ PRIOCEILING_MASK to align to FULOCK_FL_PP_PRIO_MK.
+
+2004-6-5 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_broadcast.c: Get
+ update from sysdeps/pthread/pthread_cond_broadcast.c.
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_signal.c: Likewise.
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_timedwait.c:
Likewise.
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_wait.c: Likewise.
+
+2004-5-26 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/unix/sysv/linux/lowlevelrtlock.c: Remove
is_mutex_healthy.
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_wait.c: Update from
+ sysdeps/pthread/pthread_cond_wait.c.
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_timedwait.c:
Likewise.
+
+2004-5-25 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/pthread/pthread.h: Rename
PTHREAD_MUTEX_UNLOCK_UNSERIAL_NP
+ to PTHREAD_MUTEX_UNLOCK_PARALLEL_NP.
+ * pthread_mutexattr_getserial_np.c: ->
+ pthread_mutexattr_getunlock_np.c.
+ * pthread_mutexattr_setserial_np.c: ->
+ pthread_mutexattr_setunlock_np.c.
+ * pthread_mutex_getserial_np.c ->
+ pthread_mutex_getunlock_np.c.
+ * Makefile: Likewise.
+ * Versions: Likewise.
+ * sysdeps/pthread/pthread.h: Likewise.
+
+2004-5-21 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_broadcast.c: Add
FUSYN
+ requeue support and get update from sysdeps/pthread/
+ pthread_cond_broadcast.c.
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_wait.c: Get update
from
+ sysdeps/pthread/pthread_cond_wait.c.
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_timedwait.c:
Likewise.
+ * sysdeps/unix/sysv/linux/powerpc/pthread_cond_broadcast.c:
Likewise.
+ * sysdeps/unix/sysv/linux/powerpc/pthread_cond_wait.c: Likewise.
+ * sysdeps/unix/sysv/linux/powerpc/pthread_cond_timedwait.c:
Likewise.
+ * sysdeps/unix/sysv/linux/ia64/pthread_cond_broadcast.c: Add GPL
header.
+ * sysdeps/unix/sysv/linux/ia64/pthread_cond_signal.c: Likewise.
+ * sysdeps/unix/sysv/linux/ia64/pthread_cond_timedwait.c:
Likewise.
+ * sysdeps/unix/sysv/linux/ia64/pthread_cond_wait.c: Likewise.
+
+2004-5-21 Boris Hu <boris.hu@intel.com>
+
+ * pthreadP.h: Compile warning fix.
+ * sysdeps/unix/sysv/linux/internaltypes.h: Reserve one more bit
+ of mutexkind to support FULOCK_UNLOCK_AUTO.
+ * sysdeps/pthread/pthread.h: Add PTHREAD_MUTEX_UNLOCK_AUTO_NP
+ and rename PTHREAD_MUTEX_{SERIAL, UNSERIAL}_NP to
+ PTHREAD_MUTEX_UNLOCK_{SERIAL, UNSERIAL}_NP.
+ * pthread_mutexattr_setserial_np.c: Likewise.
+ * pthread_mutexattr_getserial_np.c: Likewise.
+ * pthread_mutex_setserial_np.c: Likewise.
+ * pthread_mutex_getserial_np.c: Likewise.
+ * sysdeps/unix/sysv/linux/lowlevelrtlock.c: Likewise.
+ * pthread_mutexattr_init.c: Set PTHREAD_MUTEX_UNLOCK_AUTO_NP as
+ the default behavior.
+
+
+2004-5-20 Boris Hu <boris.hu@intel.com>
+
+ * glibc_lock___branch: New branch to track glibc internal locks
+ developments.
+
+2004-5-19 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/pthread/pthread.h: Compile warning fixes.
+ * pthread_mutex_ctl_np.c: Likewise.
+ * sysdeps/unix/sysv/linux/lowlevelrtlock.h: Likewise.
+ * sysdeps/unix/sysv/linux/lowlevelrtlock.c: Likewise.
+ * sysdeps/unix/sysv/linux/internaltypes.h: Likewise.
+ * sysdeps/unix/sysv/linux/i386/bits/pthreadtypes.h: Likewise.
+ * pthread_mutexattr_setprioceiling.c: Likewise.
+ * pthread_mutex_lock_waiting_for_mutex_whose_owner_died_np.c:
+ Rename to pthread_mutex_whose_owner_dead_np.
+ * Makefile: Likewise.
+ * pthread_mutex_trylock.c: Likewise.
+ * pthread_mutex_lock.c: Likewise.
+ * pthread_mutex_timedlock.c: Likewise.
+
+2004-5-14 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/unix/sysv/linux/lowlevelrtlock.h: Add lll_fuqueu_*
+ support.
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_wait.c: Replace
+ lll_futex_* with lll_fuqueue_*.
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_signal.c: Likewise.
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_timedwait.c:
Likewise.
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_broadcast.c:
Likewise.
+
+2004-5-14 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/unix/sysv/linux/i386/bits/posix_opt.h: Add
+ _POSIX_THREAD_MUTEX_SERIAL_NP and _POSIX_THREAD_MUTEX_FAST_NP
+ definitions.
+ * glibc/sysdeps/generic/bits/confname.h: Add their support.
+ * glibc/sysdeps/posix/sysconf.c: Likewise.
+ * tst-options1.c: New file.
+ * Makefile: Add tst-options1.
+
+2004-5-13 Inaky Perez-Gonzalez <inaky.perez-gonzalez@intel.com>
+
+ * pthread_mutex_ctl_np.c: New file.
+ * Makefile: Add pthread_mutex_ctl_np.
+ * Versions: Likewise.
+ * sysdeps/pthread/pthread.h: Likewise.
+ * sysdeps/unix/sysv/linux/lowlevelrtlock.c: Add
+ __lll_rtmutex_ctl support.
+ * sysdeps/unix/sysv/linux/lowlevelrtlock.h: Likewise.
+
+2004-5-11 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/pthread/pthread.h: Rename PTHREAD_KCO_NP to
+ PTHREAD_SLOWPATH_NP.
+ * pthread_mutexattr_setfast_np.c: Likewise.
+ * pthread_mutexattr_getfast_np.c: Likewise.
+ * tst-fast1.c: Likewise.
+ * pthread_mutex_setfast_np.c: Removed.
+ * pthread_mutex_getfast_np.c: Likewise.
+ * Makefile: Likewise.
+ * Versions: Likewise.
+ * pthread_mutex_setserial_np.c: New file.
+ * pthread_mutex_getserial_np.c: Likewise.
+ * Makefile: Likewise.
+ * Versions: Likewise.
+ * sysdeps/pthread/pthread.h: Likewise.
+ * sysdeps/unix/sysv/linux/lowlevelrtlock.h: New file.
+ * sysdeps/unix/sysv/linux/i386/lowlevellock.h: Move most of
+ Robust Mutexes stuff to lowlevelrtlock.h and only arch-related
+ remains.
+ * sysdeps/unix/sysv/linux/ia64/lowlevellock.h: Likewise.
+ * sysdeps/unix/sysv/linux/powerpc/lowlevellock.h: Likewise.
+
+
+2004-4-17 Boris Hu <boris.hu@intel.com>
+
+ * pthread_mutexattr_init.c: Set the default prioceiling value
+ as MIN_USER_RT_PRIO.
+ * sysdeps/unix/sysv/linux/internaltypes.h: Add
NON_MUTEX_KIND_MASK
+ to show the bits reserved in mutexkind field.
+ * pthread_mutexattr_settype.c: Replace 0x80000000
+ with NON_MUTEX_KIND_MASK.
+ * pthread_mutexattr_gettype.c: Likewise.
+ * pthread_mutex_lock.c: Replace FUSYN_FL_RT_MASK
+ with NON_MUTEX_KIND_MASK.
+ * pthread_mutex_unlock.c: Likewise.
+ * pthread_mutex_trylock.c: Likewise.
+ * pthread_mutex_timedlock.c: Likewise.
+ * Tag: rtnptl___2_2.
+
+2004-4-13 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/unix/sysv/linux/internaltypes.h: Add MIN_USER_RT_PRIO.
+ * pthread_mutex_setprioceiling.c: Bug fix.
+ * pthread_mutex_getprioceiling.c: Likewise.
+ * pthread_mutexattr_setprioceiling.c: Likewise.
+ * pthread_mutexattr_getprioceiling.c: Likewise.
+ * sysdeps/pthread/pthread.h: Likewise.
+ * pthread_mutex_init.c: Likewise.
+ * sysdeps/unix/sysv/linux/i386/lowlevellock.h: Add
PRIOCEILING_MASK
+ to FUSYN_FL_RT_MASK.
+ * sysdeps/unix/sysv/linux/ia64/lowlevellock.h: Likewise.
+ * sysdeps/unix/sysv/linux/powerpc/lowlevellock.h: Likewise.
+
+ * sysdeps/unix/sysv/linux/internaltypes.h: Reserver Bit 18-24 of
mutexkind
+ to record priority ceiling value, for NPTL has used the lowest
bits.
+ * pthread_mutex_getprioceiling.c: Likewise.
+ * pthread_mutex_setprioceiling.c: Likewise.
+ * pthread_mutexattr_getprioceiling.c: Likewise.
+ * pthread_mutexattr_setprioceiling.c: Likewise.
+
+2004-4-8 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/unix/sysv/linux/internaltypes.h: Remove FULOCK_SPIN_*
+ and its bit comment in pthread_mutexattr. The new spins field of
+ pthread_mutex_t is used instead.
+ * sysdeps/unix/sysv/linux/i386/lowlevellock.h: Likewise.
+ * sysdeps/unix/sysv/linux/lowlevelrtlock.c: Likewise.
+ * pthread_mutexattr_getspin_np.c: Removed.
+ * pthread_mutexattr_setspin_np.c: Removed.
+ * Versions: Remove pthread_mutexattr_{g,s}etspin_np.
+ * tst-spin-mode1.c: Removed.
+ * Makefile: Remove tst-spin-mode1,
pthread_mutexattr_{g,s}etspin_np.
+
+2004-3-30 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/unix/sysv/linux/i386/bits/pthreadtypes.h: Remove
+ __prioceiling field from pthread_mutex_t.
+ * pthread_mutex_init.c: Likewise.
+
+2004-3-25 Greg Weeks <greg.weeks@timesys.com>
+
+ * pthread_mutex_setprioceiling.c: Remove errno variable.
+ * pthread_mutexattr_setprioceiling.c: Likewise.
+ * sysdeps/unix/sysv/linux/powerpc/bits/pthreadtypes.h: Add
+ RT-NPTL support to powerpc.
+ * sysdeps/unix/sysv/linux/powerpc/lowlevellock.h: Likewise.
+ * sysdeps/unix/sysv/linux/powerpc/pthread_cond_broadcast.c:
+ New file.
+ * sysdeps/unix/sysv/linux/powerpc/pthread_cond_signal.c:
+ New file.
+ * sysdeps/unix/sysv/linux/powerpc/pthread_cond_timedwait.c:
+ New file.
+ * sysdeps/unix/sysv/linux/powerpc/pthread_cond_wait.c:
+ New file.
+
+
+2004-3-23 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/unix/sysv/linux/lowlevelrtlock.c: Enable the
+ unserialized waking up mode based on the latest fusyn
+ kernel modification.
+
+
+2004-3-3 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/unix/sysv/linux/internaltypes.h: Add comments
+ to get Bit 24 of mutexkind for the spinning switching of
+ fulocks.
+ * Versions: Add pthread_mutexattr_{g,s}etspin_np.
+ * pthread_mutexattr_getspin_np.c: New file.
+ * pthread_mutexattr_setspin_np.c: Likewise.
+ * sysdeps/pthread/pthread.h: Add PTHREAD_MUTEX_SPIN_NP.
+ * sysdeps/unix/sysv/linux/lowlevelrtlock.c: Add FULOCK_FL_SPIN
+ support.
+ * sysdeps/unix/sysv/linux/i386/lowlevellock.h: Likewise.
+ * Makefile: Add pthread_mutexattr_{g,s}etspin_np.
+
+ * tst-spin-mode1.c: New file.
+ * Makefile: Add tst-spin-mode1.
+
+2004-2-18 Dave Howell <david.p.howell@intel.com>
+
+ * sysdeps/unix/sysv/linux/ia64/lowlevellock.h
+ * sysdeps/unix/sysv/linux/ia64/lowlevelrtlock.c
+ Removed lowlevelrtlock.c, now uses version above ia64.
+ Updated lowlevellock.h to use common lowlevelrtlock.c.
+
+2004-2-17 Boris Hu <boris.hu@intel.com>
+
+ * pthread_mutex_consistent_np.c: New file.
+ * Versions: Add pthread_mutex_consistent_np.
+ * sysdeps/pthread/pthread.h: Likewise.
+ * Makefile: Likewise.
+
+2004-2-13 Dave Howell <david.p.howell@intel.com>
+
+ * sysdeps/unix/sysv/linux/ia64/lowlevellock.h
+ * sysdeps/unix/sysv/linux/ia64/lowlevelrtlock.c
+ Updates to incorporate changes for i386 in ia64 port
+
+2004-2-13 Boris Hu <boris.hu@intel.com>
+
+ * tst-fast1.c: New file.
+ * tst-serial1.c: New file.
+ * Makefile: Add tst-fast1, tst-serial1,
+ pthread_mutexattr_{g,s}etfast_np,
+ pthread_mutexattr_{g,s}etserial_np,
pthread_mutex_{g,s}etfast_np.
+ * sysdeps/pthread/pthread.h: Add
pthread_mutexattr_{g,s}etfast_np,
+ pthread_mutexattr_{g,s}etserial_np,
pthread_mutex_{g,s}etfast_np.
+
+2004-2-11 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/unix/sysv/linux/internaltypes.h: Rename
+ MUTEX_SERIAL_BITMASK and MUTEX_FASTPATH_BITMASK to
+ FULOCK_SERIAL_MODE and FULOCK_FASTPATH_MODE.
+ * pthread_mutexattr_setfast_np.c: Likewise.
+ * pthread_mutexattr_getfast_np.c: Likewise.
+ * pthread_mutex_getfast_np.c: Likewise.
+ * pthread_mutex_setfast_np.c: Likewise.
+ * pthread_mutexattr_setserial_np.c: Likewise.
+ * pthread_mutexattr_getserial_np.c: Likewise.
+ * sysdeps/unix/sysv/linux/lowlevelrtlock.c: Likewise.
+ * pthread_mutexattr_setrobust_np.c: Likewise.
+ * pthread_mutexattr_setprotocol.c: Likewise.
+
+2004-2-10 Boris Hu <boris.hu@intel.com>
+
+ * pthread_mutexattr_setrobust_np.c: Add MUTEX_SERIAL_BITMASK
+ when the mutex is robust.
+ * pthread_mutexattr_setprotocol.c: Likewise.
+ * pthread_mutex_init.c: Use PTHREAD_MUTEX_ROBUST_INIT_NP
+ instead of PTHREAD_MUTEX_ROBUST_CONSISTENT_NP.
+ * sysdeps/unix/sysv/linux/lowlevelrtlock.c: Avoid to wakeup
+ INT_MAX waiters.
+
+2004-2-6 Boris Hu <boris.hu@intel.com>
+
+ * pthread_mutexattr_getserial_np.c: New file.
+ * pthread_mutexattr_setserial_np.c: New file.
+
+2004-2-6 Boris Hu <boris.hu@intel.com>
+
+ * pthread_mutexattr_setprioceiling.c: Bug fix. Clean
+ the old value before setting the new value.
+ * pthread_mutexattr_setprotocol.c: Likewise.
+ * pthread_mutexattr_setrobust_np.c: Likewise.
+ * pthread_mutexattr_getrobust_np.c: Typo bug fix.
+ * sysdeps/unix/sysv/linux/i386/lowlevellock.h: Add
+ FUSYN_FL_RT2K_MASK to the new flags.
+ * sysdeps/unix/sysv/linux/lowlevelrtlock.c: Add FULOCK_FL_KCO
+ support.
+ * pthread_mutex_init.c: Bug fix.
+
+2004-2-5 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/unix/sysv/linux/internaltypes.h: Add comments
+ to get Bit 25 and 26 of mutexkind for the switching of
+ fast-path and KCO mode, serialized or unserialized.
+ Add MUTEX_FAST_BITMASK and MUTEX_SERIAL_BITMASK.
+ * Versions: Add pthread_mutexattr_{g,s}etfast_np,
+ pthread_mutex_{g,s}etfast_np.
+ * pthread_mutexattr_getfast_np.c: New file.
+ * pthread_mutexattr_setfast_np.c: Likewise.
+ * pthread_mutex_getfast_np.c: Likewise.
+ * pthread_mutex_setfast_np.c: Likewise.
+ * sysdeps/pthread/pthread.h: Add PTHREAD_MUTEX_FASTPATH_NP, etc
+ switching modes.
+
+2004-2-5 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/unix/sysv/linux/pthread_mutex_cond_lock.c:
+ Roll back LLL_RTMUTEX_LOCK() to LLL_MUTEX_LOCK() definition
+ to delay the support runtime switching RM and normal mutex till
it is really needed.
+ * pthread_mutex_lock.c: Likewise.
+ * pthread_mutex_trylock.c: Likewise.
+ * pthread_mutex_timedlock.c: Likewise.
+ * pthread_mutex_unlock.c: Likewise.
+ * sysdeps/unix/sysv/linux/lowlevelrtlock.c:
+ Rename *fulock_consistency() to *fulock_ctl(), 'enum fulock_con'
+ to 'enum fulock_ctl' to adapt to the fusyn kernel change.
+ * sysdeps/unix/sysv/linux/i386/lowlevellock.h: Likewise.
+
+2004-2-3 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/unix/sysv/linux/lowlevelrtlock.c:
+ Rename VFULOCK_KCO to VFULOCK_WP.
+
+2004-2-2 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/unix/sysv/linux/pthread_mutex_cond_lock.c:
+ Modify LLL_MUTEX_LOCK() to LLL_RTMUTEX_LOCK() definition
+ in RM situation to support runtime switching RM and normal
+ mutex.
+ * pthread_mutex_lock.c: Likewise.
+ * pthread_mutex_trylock.c: Likewise.
+ * pthread_mutex_timedlock.c: Likewise.
+ * pthread_mutex_unlock.c: Likewise.
+
+2004-2-2 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/unix/sysv/linux/i386/lowlevelrtlock.c:
+ Moved to sysdeps/unix/sysv/linux directory.
+
+2004-1-30 Dave Howell <david.p.howell@intel.com>
+
+ * sysdeps/unix/sysv/linux/ia64/lowlevellock.h
+ * sysdeps/unix/sysv/linux/ia64/lowlevelrtlock.c
+ Updates to track is_mutexattr_robust() changes for i386
+ * Makefile
+ * init.c
+ * pthread_mutex_lock.c
+ * pthread_mutex_timedlock.c
+ * pthread_mutex_unlock.c
+ Change to remove references to eventlog.h/eventlog
+
+2004-1-17 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/unix/sysv/linux/i386/lowlevelrtlock.c:
+ Add is_mutexattr_robust().
+
+2004-1-13 Boris Hu <boris.hu@intel.com>
+
+ * glibc/configure.in: Add --enable-robust-mutex option.
+ * glibc/config.make.in: Define build-robust-mutex.
+ * glibc/Makeconfig: Add USE_FUSYN_ROBUST_MUTEX based on
+ build-robust-mutex.
+ * sysdeps/unix/sysv/linux/i386/lowlevellock.h: Remove
+ USE_FUSYN_ROBUST_MUTEX definition.
+
+2004-1-6 Boris Hu <boris.hu@intel.com>
+
+ * pthread_mutex_init.c: Add RM reinitialization support.
+
+2003-12-26 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/unix/sysv/linux/i386/lowlevelrtlock.c:
+ Replace INLINE_SYSCALL with INTERNAL_SYSCALL.
+ * sysdeps/unix/sysv/linux/i386/lowlevellock.h: Likewise.
+
+2003-12-22 Dave Howell <david.p.howell@intel.com>
+
+ * sysdeps/unix/sysv/linux/ia64/lowlevellock.h
+ * sysdeps/unix/sysv/linux/ia64/lowlevelrtlock.c
+ * sysdeps/unix/sysv/linux/ia64/bits/posix_opt.h
+ Updates to sync up with i386 recent changes.
+
+2003-12-9 Boris Hu <boris.hu@intel.com>
+
+ * pthread_mutex_unlock.c: mutex->__data.__owner order bug
+ fix.
+ * sysdeps/unix/sysv/linux/i386/lowlevellock.h:
+ lll_futex_timed_wait()/lll_futex_requeue() return negative
errno.
+
+2003-12-3 Boris Hu <boris.hu@intel.com>
+
+ * pthread_mutex_lock.c: Redefine LLL_MUTEX_* macro
+ to enable/disable rt featuer by USE_FUSYN_ROBUST_MUTEX.
+ * pthread_mutex_unlock.c: Likewise.
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_signal.c:
+ Add LLL_CMUTEX_* to enable/disable rt featuer by
+ USE_FUSYN_ROBUST_MUTEX.
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_broadcast.c:
+ Likewise.
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_wait.c: Likewise.
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_timedwait.c:
+ Likewise.
+ * sysdeps/unix/sysv/linux/i386/lowlevellock.h:
+ Add lll_rtmutex_{g,s}et_consistency definitions for normal NPTL.
+ * INSTALL-rtnptl-upon-fusyn: New file.
+ * rtnptl___2_0: A new version.
+
+2003-12-2 Dave Howell <david.p.howell@intel.com>
+
+ * sysdeps/unix/sysv/linux/ia64/lowlevellock.h
+ * sysdeps/unix/sysv/linux/ia64/lowlevelrtlock.c
+ Updates to sync with i386 changes. Fixes for INLINE_SYSCALL()
+ return value checks that differed from i386. Added GPL header
+ info to lowlevelrtlock.c.
+
+2003-12-2 Boris Hu <boris.hu@intel.com>
+
+ * pthread_mutexattr_getprotocol.c: Replace FUSYN_FL_*
+ with FULOCK_FL_* from kernel fulock.h file.
+ * pthread_mutexattr_setprotocol.c: Likewise.
+ * pthread_mutexattr_getrobust_np.c: Likewise.
+ * pthread_mutexattr_setrobust_np.c: Likewise.
+ * pthread_mutex_unlock.c: Likewise.
+ * pthread_mutex_trylock.c: Code clean.
+
+2003-12-2 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/unix/sysv/linux/i386/lowlevellock.h:
+ __LK_FL bug fix reported by Selbak, Rolla.
+ * pthread_mutex_setconsistency_np.c: Bug fix provided
+ by Selbak, Rolla.
+
+2003-12-1 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_broadcast.c:
+ FIXME code clean.
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_signal.c:
+ Likewise.
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_wait.c:
+ Likewise.
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_timedwait.c:
+ Likewise.
+ * sysdeps/unix/sysv/linux/i386/lowlevellock.h:
+ Hack lll_cmutex_lock() to promise to get the lock.
+ * pthread_mutex_getconsistency_np.c: Add const qualifier.
+ * sysdeps/pthread/pthread.h: Likewise.
+
+2003-12-1 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_wait.c:
+ Merge nptl process shared condvar bug fix.
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_timedwait.c:
+ Likewise.
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_broadcast.c:
+ Likewise.
+
+2003-11-24 Boris Hu <boris.hu@intel.com>
+
+ * merge glibc___200311220227 into rtnptl___branch.
+
+2003-11-23 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/pthread/createthread.c: Remove pid signature stuff.
+ * init.c: Likewise.
+
+2003-11-23 Boris Hu <boris.hu@intel.com>
+
+ * pthread_mutex_unlock.c: Move ERRORCHECK and
+ RECURSIVE mutex from kernel to the user space.
+ * pthread_mutex_lock.c: Likewise.
+ * pthread_mutex_trylock.c: Likewise.
+ * pthread_mutex_timedlock.c: Likewise.
+ * sysdeps/unix/sysv/linux/i386/lowlevellock.h:
+ Remove RECURSIVE and ERRORCHECK flags.
+ * rtnptl___1_10: All nptl test cases passed and it bases
+ on fusyn-1.13.
+
+2003-11-22 Boris Hu <boris.hu@intel.com>
+
+ * rtnptl___1_9: Pass all tst-cond*.
+
+2003-11-21 Dave Howell <david.p.howell@intel.com>
+
+ * sysdeps/unix/sysv/linux/ia64/lowlevellock.h
+ * sysdeps/unix/sysv/linux/ia64/lowlevelrtlock.c
+ * sysdeps/unix/sysv/linux/ia64/pthread_cond_broadcast.c
+ * sysdeps/unix/sysv/linux/ia64/pthread_cond_signal.c
+ * sysdeps/unix/sysv/linux/ia64/pthread_cond_timedwait.c
+ * sysdeps/unix/sysv/linux/ia64/pthread_cond_wait.c
+ Updates to ia64 versions to match changes to i386 for recent
+ kernel changes.
+ Made pthread_cond_*.c just include ../i386/pthread_cond*.c, to
+ track i386 implementation. When this is made default, change
+ to put it common for all architectures.
+
+2003-11-21 Boris Hu <boris.hu@intel.com>
+
+ * pthread_mutex_lock.c:
+ Add __nusers support for pthread_mutex_destroy will check it.
+ * pthread_mutex_unlock.c: Likewise.
+ * pthread_mutex_timedlock.c: Likewise.
+ * pthread_mutex_trylock.c: Likewise.
+
+2003-11-21 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/unix/syv/linux/fork.c: Remove pid signature.
+ * sysdeps/unix/sysv/linux/i386/lowlevellock.h: Remove
+ all lll_fucond_* stuff.
+ Remove lll_rtmutex_make_signature.
+ * sysdeps/unix/sysv/linux/i386/lowlevelrtlock.c: Likewise.
+ * pthread_mutex_unlock.c: Add the support to detect other tid
try
+ to unlock the lock for ERRORCHECK.
+ * sysdeps/unix/sysv/linux/i386/lowlevellock.h: (Inaky)
+ lll_futex_wait/lll_futex_wake bug fix.
+ lll_futex_requeue replace with FUTEX_WAKE.
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_broadcast.c:
+ Bug fix (Inaky).
+
+2003-11-20 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/unix/sysv/linux/i386/lowlevellock.h:
+ Add flags parameters to __lll_rtmutex_lock/unlock.
+ Add lll_cmutex_lock/unlock.
+ * sysdeps/unix/sysv/linux/i386/lowlevelrtlock.c: Likewise.
+ * sysdeps/unix/sysv/linux/pthread_mutex_cond_unlock.c: Removed.
+ * sysdeps/unix/sysv/linux/Makefile: Remove
pthread_mutex_cond_unlock.
+ * sysdeps/unix/sysv/linux/pthread_mutex_cond_lock.c:
+ Restore LLL_MUTEX_LOCK to lll_rtmutex_lock().
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_wait.c:
+ Make the __data.__lock to be a robust lock.
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_timedwait.c:
Likewise.
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_signal.c: Likewise.
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_broadcast.c:
Likewise.
+
+2003-11-20 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_wait.c:
+ Switch condvar from ufucond to ufuqueue.
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_timedwatic.:
Likewise.
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_signal: Likewise.
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_broadcast.c:
Likewise.
+ * sysdeps/unix/sysv/linux/pthread_mutex_cond_unlock.c: New file.
+ * sysdeps/unix/sysv/linux/Makefile: Add
pthread_mutex_cond_unlock.
+ * sysdeps/unix/sysv/linux/i386/lowlevellock.h:
+ Add lll_rtmutex_cond_lock/unlock definitions.
+ * sysdeps/unix/sysv/linux/i386/lowlevelrtlock.c:
+ Add __lll_rtmutex_cond_lock/unlock implementations.
+
+2003-11-19 Dave Howell <david.p.howell@intel.com>
+
+ * sysdeps/unix/sysv/linux/i386/lowlevellock.h
+ * sysdeps/unix/sysv/linux/ia64/lowlevellock.h
+ * sysdeps/unix/sysv/linux/ia64/lowlevelrtlock.c
+ Fixed typo in i386/lowlevellock.h,
+ pthread_mutex/consistent_np -> pthread_mutex_consistency_np
+ Updates to ia64 versions to match changes to i386 for recent
+ kernel changes.
+
+2003-11-18 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/unix/sysv/linux/i386/lowlevelrtlock.c:
+ Add FULOCK_FL_RECURSIVE, FULOCK_FL_ERROR_CHK support.
+ * pthread_mutex_lock.c: Remove recursive and error
+ check mutex handlering code and let the fusyn kernel
+ do for us.
+ * pthread_mutex_timedlock.c: Likewise.
+ * pthread_mutex_trylock.c: Likewise.
+ * pthread_mutex_unlock.c: Likewise.
+
+2003-11-18 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_wait.c:
+ Change the cancelability type to PTHREAD_CANCEL_ASYNCHRONOUS
before
+ sys_ufucond_wait.
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_timedwait.c:
Likewise.
+ * sysdeps/unix/sysv/linux/ia64/pthread_cond_wait.c: Likewise.
+ * sysdeps/unix/sysv/linux/ia64/pthread_cond_timedwait.c:
Likewise.
+
+2003-11-17 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/unix/sysv/linux/i386/lowlevelrtlock.c:
+ Add is_mutex_robust().
+ * sysdeps/unix/sysv/linux/i386/lowlevellock.h:
+ Add is_mutex_robust() prototype declaration.
+ * pthread_mutex_lock.c:
+ Judge the mutex type with is_mutex_robust().
+ * pthread_mutex_timedlock.c: Likewise.
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_wait.c:
+ Add non-robust mutex OWNERDEAD handlering.
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_timedwait.c:
Likewise.
+
+2003-11-13 Dave Howell <david.p.howell@intel.com>
+
+ * sysdeps/unix/sysv/linux/ia64/lowlevellock.h
+ * sysdeps/unix/sysv/linux/ia64/lowlevelrtlock.c
+ * sysdeps/unix/sysv/linux/ia64/bits/pthreadtypes.h
+ Added changes for ia64 port updates. Should be in sync with
+ i386 files at this point
+ * sysdeps/unix/sysv/linux/ia64/pthread_cond_broadcast.c
+ * sysdeps/unix/sysv/linux/ia64/pthread_cond_signal.c
+ * sysdeps/unix/sysv/linux/ia64/pthread_cond_timedwait.c
+ * sysdeps/unix/sysv/linux/ia64/pthread_cond_wait.c
+ Duplicated from i386 side, instead of copying up to linux,
+ as this implies that kernel support is there for ufucond's.
+ We may still want to do this eventually but this seemd to
+ be the safe route for now.
+ * rtnptl___1_8: Add ia64 rtnptl feature support.
+
+2003-11-13 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_wait.c:
+ Update mutex data members to reflect the lock/unlock situations.
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_timedwait.c:
Likewise.
+ * rtnptl___1_7: It passes tst-cond1-4.
+
+2003-11-12 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/unix/sysv/linux/i386/lowlevelrtlock.c:
+ Add __LK_FL() to get the mutex flags.
+
+2003-11-11 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/unix/sysv/linux/i386/bits/posix_opt.h:
+ Add _POSIX_THREAD_PRIO_INHERIT, _POSIX_THREAD_PRIO_PROTECT,
+ _POSIX_THREAD_ROBUST_MUTEX_NP.
+ * glibc/sysdeps/generic/bits/confname.h:
+ Add _SC_THREAD_ROBUST_MUTEX_NP.
+ * glibc/sysdeps/posix/sysconf.c:
+ Add _SC_THREAD_ROBUST_MUTEX_NP support.
+
+2003-11-10 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_wait.c:
+ Pass the address of mutex->__data.__lock to the kernel instead
of
+ mutex.
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_timedwait.c:
Likewise.
+
+2003-11-07 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/unix/sysv/linux/i386/lowlevelrtlock.c:
+ Add timespec calculation in __lll_cond_timedwait().
+ * sysdeps/unix/sysv/linux/i386/lowlevelrtlock.c:
+ acas()-> atomic_compare_and_exchange_val_acq()
+ __vfulock_acas()->!atomic_comare_and_exchange_bool_acq()
+ * pthread_mutex_lock_waiting_for_mutex_whose_owner_died_np:
+ (void *)-1 to indicate endless waiting instead of 0.
+ * pthread_mutex_trylock.c: Likewise.
+ * pthread_mutex_lock.c: Likewise.
+ * rtnptl___1_6: pthread_cond_* are sitting on ufucond layer now.
+
+2003-11-06 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_broadcast.S:
Removed.
+ * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S:
Removed.
+ * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S:
Removed.
+ * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_signal.S:
Removed.
+ * sysdeps/unix/sysv/linux/i386/i586/pthread_cond_broadcast.S:
Removed.
+ * sysdeps/unix/sysv/linux/i386/i586/pthread_cond_wait.S:
Removed.
+ * sysdeps/unix/sysv/linux/i386/i586/pthread_cond_timedwait.S:
Removed.
+ * sysdeps/unix/sysv/linux/i386/i586/pthread_cond_signal.S:
Removed.
+ * sysdeps/unix/sysv/linux/i386/i686/pthread_cond_broadcast.S:
Removed.
+ * sysdeps/unix/sysv/linux/i386/i686/pthread_cond_wait.S:
Removed.
+ * sysdeps/unix/sysv/linux/i386/i686/pthread_cond_timedwait.S:
Removed.
+ * sysdeps/unix/sysv/linux/i386/i686/pthread_cond_signal.S:
Removed.
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_broadcast.c: New
file.
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_signal.c: New file.
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_timedwait.c: New
file.
+ * sysdeps/unix/sysv/linux/i386/pthread_cond_wait.c: New file.
+ * sysdeps/unix/sysv/linux/i386/lowlevelrtlock.c:
+ Add __lll_fucond_* functions.
+ * sysdeps/unix/sysv/linux/i386/lowlevllock.h:
+ Add __lll_fucond_* functions declaration.
+
+2003-11-06 Boris Hu <boris.hu@intel.com>
+
+ * pthread_mutexattr_getprotocol.c:
+ RM bit and PI/PP bit swaps according FULOCK_FL_*. Update
+ its comments.
+ * pthread_mutexattr_setprotocol.c: Likewise.
+ * pthread_mutexattr_setrobust_np.c: Likewise.
+ * pthread_mutexattr_getrobust_np.c: Likewise.
+ * sysdeps/unix/sysv/linux/internaltypes.h: Likewise.
+
+2003-11-06 Boris Hu <boris.hu@intel.com>
+ * sysdeps/unix/sysv/linux/i386/lowlevellock.h:
+ FUSYN_FL_* modification according to FULOCK_FL_* definition.
+ * sysdeps/unix/sysv/linux/i386/lowlevelrtlock.c:
+ There is a bit difference between the user space flags and the
kernel.
+ * sysdeps/pthread/pthread.h:
+ Robust mutex states update according to fulock_con.
+ * pthread_mutex_setconsistency_np.c: Likewise.
+ * pthread_mutex_setconsistency_np.c:
+ Return 0 instead of the value of sys_ufulock_consistency().
+ * rtnptl___1_5: It passes all robust-mode2 tests.
+
+2003-11-05 Boris Hu <boris.hu@intel.com>
+
+ * pthread_mutex_lock_waiting_for_mutex_whose_owner_died_np.c:
New file.
+ * pthread_mutex_owner_dead_np.c: Removed.
+ * Makefile: Rename pthread_mutex_owner_dead_np to
+ pthread_mutex_lock_waiting_for_mutex_whose_owner_died_np.
+ * Versions: Likewise.
+ * pthread_mutex_lock.c: Likewise.
+ * pthread_mutex_timedlock.c: Likewise.
+ * pthread_mutex_trylock.c: Likewise.
+
+2003-11-05 Boris Hu <boris.hu@intel.com>
+
+ * pthread_mutex_owner_dead_np.c: New file.
+ * Makefile: Add pthread_mutex_owner_dead_np.
+ * Versions: Add pthread_mutex_owner_dead_np.
+
+ * pthread_mutex_lock.c:
+ ESRCH->EOWNERDEAD, EBADR->ENOTRECOVERABLE according to fusyn
+ implementation.
+ abort() -> pthread_mutex_owner_dead_np() when owner dead occurs
+ to non-RM mutex.
+ * pthread_mutex_timedlock.c: Likewise.
+ * pthread_mutex_trylock.c: Likewise.
+ * rtnptl___1_4: With pthread_mutex_owner_dead_np support.
+
+2003-11-04 Boris Hu <boris.hu@intel.com>
+
+ * TODO.rtnptl: New file.
+ * README.rtnptl: New file.
+ * pthread_mutexattr_getprioceiling.c: New file.
+ * pthread_mutexattr_setprioceiling.c: New file.
+ * pthread_mutex_getprioceiling.c: New file.
+ * pthread_mutex_setprioceiling.c: New file.
+ * sysdeps/unix/sysv/linux/internaltypes.h:
+ Bit 0-6 of pthread_mutexattr is reserved to record priority
+ ceiling value.
+ Add PRIOCEILING_MASK and MAX_USER_RT_PRIO definition.
+ * sysdeps/unix/sysv/linux/i386/bits/pthreadtypes.h:
+ Add __prioceiling to pthread_mutex_t;
+ * Makefile: Add pthread_mutexattr_{g,s}etprioceiling,
+ pthread_mutex_{g,s}etprioceiling.
+ * Versions: Add pthread_mutexattr_{g,s}etprioceiling,
+ pthread_mutex_{g,s}etprioceiling.
+ * pthread_mutex_init.c:
+ Add priority ceiling support.
+ * sysdeps/pthread/pthread.h:
+ Add pthread_mutexattr_{g,s}etprioceiling,
+ pthread_mutex_{g,s}etprioceiling protype.
+ * rtnptl___1_3: The tag records after adding the get/set
+ priority ceiling value features.
+
+2003-10-31 Boris Hu <boris.hu@intel.com>
+
+ * rtnptl___1_2:
+ Pass all nptl-0.60 test cases except tst-cond2 and tst-signal3
+ according to the diff between outputs of the normal nptl-0.60
+ and that of rtnptl___1_2.
+
+2003-10-31 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/unix/sysv/linux/i386/lowlevelrtlock.c:
+ Add EINTR support. Continue to try to get the lock when the
return
+ value of sys_ufulock_lock() is -EINTR instead of directly
returnning.
+
+2003-10-29 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/unix/sysv/linux/i386/lowlevellock.h:
+ do {} while(0) protection to the debug function.
+
+2003-10-29 Boris Hu <boris.hu@intel.com>
+
+ * sysdeps/unix/sysv/linux/i386/lowlevelrtlock.c
(__lll_rtmutex_trylock):
+ Update it according to kernel-lock.h change.
+
+2003-10-29 Boris Hu <boris.hu@intel.com>
+
+ * nptl/sysdeps/unix/sysv/linux/i386/lowlevelrtlock.c: Change
+ ___lll_rtmutex_unlock() according to kernel-lock.h change.
+ * Add rtnptl___1_1 tag: The version builds ok and passes many
+ tests including tst-mutex5, tst-mutex7 against fusyn-1.6. But
+ it would fail in tst-cond2.
+
+2003-10-28 Boris Hu <boris.hu@intel.com>
+
+ * nptl/sysdeps/unix/sysv/linux/pthread_mutex_cond_lock.c:
Redirect
+ pthread_mutex_cond_lock() to lll_rtmutex_lock() instead of
+ lll_mutex_cond_lock().
+
+2003-10-28 Boris Hu <boris.hu@intel.com>
+
+ * nptl/sysdeps/unix/sysv/linux/i386/lowlevelrtlock.c: Pass
+ flags & FULOCK_FL_USER_MK to sys_ufulock_*() instead of flags
+ directly.
+
+2003-10-26 Boris Hu <boris.hu@intel.com>
+
+ * nptl/sysdeps/unix/sysv/linux/i386/lowlevelrtlock.c: Get the
+ return value of INLINE_SYSCALL from errno when it returns -1.
+
+2003-10-26 Boris Hu <boris.hu@intel.com>
+
+ * nptl/sysdeps/unix/sysv/linux/i386/lowlevelrtlock.c: New file.
+ * nptl/sysdeps/unix/sysv/linux/i386/i486/lowlevellock.S:
+ Code clean.
+ * nptl/sysdeps/unix/sysv/linux/i386/lowlevellock.h: Move
+ ___lll_rtmutex_* into lowlevelrtmutex.c to accelerate the
recompile
+ process.
+ * nptl/Makefile: Add lowlevelrtlock.c.
+
+2003-10-25 Boris Hu <boris.hu@intel.com>
+
+ * nptl/sysdeps/unix/sysv/linux/i386/lowlevellock.h:
+ ___lll_rtmutex_timedlock() pass sys_ufulock_lock() with the
relative
+ timespec instead of the absolute timespec.
+
+2003-10-21 Boris Hu <boris.hu@intel.com>
+
+ * The first version against fusyn.
+
+
+
--- robustmutexes/rtnptl/src/nptl/Makefile:1.1.1.1.2.16 Thu Jul 22
04:02:25 2004
+++ robustmutexes/rtnptl/src/nptl/Makefile Thu Jul 22 04:16:11 2004
@@ -51,10 +51,29 @@
pthread_mutex_init pthread_mutex_destroy \
pthread_mutex_lock pthread_mutex_trylock \
pthread_mutex_timedlock pthread_mutex_unlock \
+ pthread_mutex_getconsistency_np \
+ pthread_mutex_setconsistency_np \
+ pthread_mutex_consistent_np \
+ pthread_mutex_ctl_np \
+ pthread_mutex_getprioceiling \
+ pthread_mutex_setprioceiling \
+ pthread_mutex_getunlock_np \
+ pthread_mutex_setunlock_np \
+ pthread_mutex_whose_owner_dead_np \
pthread_mutexattr_init pthread_mutexattr_destroy \
pthread_mutexattr_getpshared \
pthread_mutexattr_setpshared \
pthread_mutexattr_gettype
pthread_mutexattr_settype \
+ pthread_mutexattr_getrobust_np \
+ pthread_mutexattr_setrobust_np \
+ pthread_mutexattr_getprotocol \
+ pthread_mutexattr_setprotocol \
+ pthread_mutexattr_getprioceiling \
+ pthread_mutexattr_setprioceiling \
+ pthread_mutexattr_getfast_np \
+ pthread_mutexattr_setfast_np \
+ pthread_mutexattr_getunlock_np \
+ pthread_mutexattr_setunlock_np \
pthread_rwlock_init pthread_rwlock_destroy \
pthread_rwlock_rdlock pthread_rwlock_timedrdlock \
pthread_rwlock_wrlock pthread_rwlock_timedwrlock \
@@ -100,6 +119,7 @@
pt-longjmp pt-cleanup\
cancellation \
lowlevellock \
+ lowlevelrtlock \
pt-vfork \
ptw-write ptw-read ptw-close ptw-fcntl ptw-accept
\
ptw-connect ptw-recv ptw-recvfrom ptw-recvmsg
ptw-send \
@@ -236,7 +256,10 @@
tst-sched1 \
tst-backtrace1 \
tst-oddstacklimit \
- tst-vfork1 tst-vfork2 tst-vfork1x tst-vfork2x
+ tst-vfork1 tst-vfork2 tst-vfork1x tst-vfork2x \
+ tst-fast1 \
+ tst-serial1 \
+ tst-options1
# Files which must not be linked with libpthread.
tests-nolibpthread = tst-unload
--- robustmutexes/rtnptl/src/nptl/Versions:1.1.1.1.2.2 Tue May 4
14:21:22 2004
+++ robustmutexes/rtnptl/src/nptl/Versions Tue May 25 05:16:58 2004
@@ -212,6 +212,19 @@
# Proposed API extensions.
pthread_tryjoin_np; pthread_timedjoin_np;
+ pthread_mutexattr_getrobust_np; pthread_mutexattr_setrobust_np;
+ pthread_mutex_lock_waiting_for_mutex_whose_owner_died_np;
+
+ # 1003.1-2001 function (realtime)
+ pthread_mutexattr_getprotocol; pthread_mutexattr_setprotocol;
+ pthread_mutex_getconsistency_np; pthread_mutex_setconsistency_np;
+ pthread_mutex_consistent_np;
+ pthread_mutex_ctl_np;
+ pthread_mutexattr_getprioceiling; pthread_mutexattr_setprioceiling;
+ pthread_mutex_getprioceiling; pthread_mutex_setprioceiling;
+ pthread_mutexattr_getfast_np; pthread_mutexattr_setfast_np;
+ pthread_mutexattr_getunlock_np; pthread_mutexattr_setunlock_np;
+ pthread_mutex_getunlock_np; pthread_mutex_setunlock_np;
# New cancellation cleanup handling.
__pthread_register_cancel; __pthread_unregister_cancel;
--- robustmutexes/rtnptl/src/nptl/pthreadP.h:1.1.1.1.2.4 Wed Mar
31 11:10:34 2004
+++ robustmutexes/rtnptl/src/nptl/pthreadP.h Fri May 21 06:17:50 2004
@@ -441,4 +441,8 @@
extern void __nptl_deallocate_tsd (void) attribute_hidden;
+
+extern int is_mutexattr_robust (const struct pthread_mutexattr *attr);
+extern int is_mutex_robust (const pthread_mutex_t *mutex);
+
#endif /* pthreadP.h */
--- robustmutexes/rtnptl/src/nptl/pthread_cond_destroy.c:1.1.1.1
Thu Oct 9 06:54:43 2003
+++ robustmutexes/rtnptl/src/nptl/pthread_cond_destroy.c Mon Jul
19 02:48:08 2004
@@ -25,6 +25,7 @@
__pthread_cond_destroy (cond)
pthread_cond_t *cond;
{
+ lll_fuqueue_ctl(&cond->__data.__futex, FUQUEUE_CTL_RELEASE);
return 0;
}
versioned_symbol (libpthread, __pthread_cond_destroy,
--- /dev/null Fri Jul 23 03:18:16 2004
+++ robustmutexes/rtnptl/src/nptl/pthread_mutex_consistent_np.c Tue Mar
30 09:20:22 2004
@@ -0,0 +1,22 @@
+/*
+ * (C) 2004 Intel Corporation
+ * Boris Hu <boris.hu@intel.com>.
+ *
+ * Distributed under the FSF's LGPL license, v2 or later. */
+
+#include <errno.h>
+#include "pthreadP.h"
+#include <bits/posix_opt.h>
+
+int
+pthread_mutex_consistent_np (pthread_mutex_t *mutex)
+{
+ int result;
+
+#ifndef _POSIX_THREAD_PRIO_INHERIT
+ return ENOSYS;
+#endif
+ result = lll_rtmutex_set_consistency (mutex->__data.__lock,
+
PTHREAD_MUTEX_ROBUST_CONSISTENT_NP);
+ return result;
+}
--- /dev/null Fri Jul 23 03:18:16 2004
+++ robustmutexes/rtnptl/src/nptl/pthread_mutex_ctl_np.c Mon Jul
19 08:38:39 2004
@@ -0,0 +1,19 @@
+/*
+ * (C) 2003-2004 Intel Corporation
+ * Inaky Perez-Gonzalez <inaky.perez-gonzalez@intel.com>
+ *
+ * Allow access to low-level operations on fusyn from the POSIX
+ * layer. Don't touch if you don't know where it hurts.
+ *
+ * Distributed under the FSF's LGPL license, v2 or later.
+ */
+
+
+#include <errno.h>
+#include "pthreadP.h"
+
+int
+pthread_mutex_ctl_np(pthread_mutex_t *mutex, int ctl)
+{
+ return lll_rtmutex_ctl (mutex->__data.__lock, ctl);
+}
--- robustmutexes/rtnptl/src/nptl/pthread_mutex_destroy.c:1.1.1.1
Thu Oct 9 06:54:44 2003
+++ robustmutexes/rtnptl/src/nptl/pthread_mutex_destroy.c Mon Jul
19 02:48:08 2004
@@ -2,6 +2,9 @@
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
+ Redirect lowlevellock to use Fast User SYNchronization(fusyn).
+ Boris Hu <boris.hu@intel.com>, 2004.
+
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
@@ -28,6 +31,8 @@
if (mutex->__data.__nusers != 0)
return EBUSY;
+ lll_rtmutex_set_consistency (mutex->__data.__lock,
+ PTHREAD_MUTEX_ROBUST_RELEASE_NP);
return 0;
}
strong_alias (__pthread_mutex_destroy, pthread_mutex_destroy)
--- /dev/null Fri Jul 23 03:18:16 2004
+++ robustmutexes/rtnptl/src/nptl/pthread_mutex_getconsistency_np.c
Fri May 21 06:17:50 2004
@@ -0,0 +1,18 @@
+/*
+ * (C) 2002-2003 Intel Corporation
+ * Bing Wei Liu <bing.wei.liu@intel.com>.
+ *
+ * Reimplement to sync with fusyn and POSIX spec.
+ * (C) 2003 Intel Corporation Boris Hu <boris.hu@intel.com>
+ *
+ * Distributed under the FSF's LGPL license, v2 or later. */
+
+
+#include <errno.h>
+#include "pthreadP.h"
+
+int
+pthread_mutex_getconsistency_np(pthread_mutex_t *mutex, int *state)
+{
+ return lll_rtmutex_get_consistency (mutex->__data.__lock, state);
+}
--- /dev/null Fri Jul 23 03:18:16 2004
+++ robustmutexes/rtnptl/src/nptl/pthread_mutex_getprioceiling.c
Tue Apr 13 11:37:02 2004
@@ -0,0 +1,24 @@
+/*
+ * (C) 2003 Intel Corporation
+ * Boris Hu <boris.hu@intel.com>
+ *
+ * Distributed under the FSF's LGPL license, v2 or later. */
+
+
+#include <pthreadP.h>
+
+
+int
+pthread_mutex_getprioceiling (const pthread_mutex_t *__mutex,
+ int *__prioceiling)
+{
+ /* Use Bit PRIOCEILING_OFFSET - PRIOCEILING_OFFSET + 6 to
+ * indicate the priority ceiling value.
+ * -- MIN_USER_RT_PRIO ~~ MAX_USER_RT_PRIO
+ */
+
+ *__prioceiling = (__mutex->__data.__kind
+ & PRIOCEILING_MASK) >> PRIOCEILING_OFFSET;
+
+ return 0;
+}
--- /dev/null Fri Jul 23 03:18:16 2004
+++ robustmutexes/rtnptl/src/nptl/pthread_mutex_getunlock_np.c Tue May
25 05:16:58 2004
@@ -0,0 +1,31 @@
+/*
+ * (C) 2004 Intel Corporation
+ * Boris Hu <boris.hu@intel.com>
+ *
+ * Distributed under the FSF's LGPL license, v2 or later. */
+
+
+#include <pthreadP.h>
+#include <errno.h>
+
+int
+pthread_mutex_getunlock_np (const pthread_mutex_t *mutex,
+ int *serial_mode)
+{
+ switch ((mutex->__data.__kind & FULOCK_UNLOCK_TYPE_MASK)
+ >> FULOCK_UNLOCK_TYPE_OFFSET) {
+ case FULOCK_UNLOCK_SERIAL:
+ *serial_mode = PTHREAD_MUTEX_UNLOCK_SERIAL_NP;
+ break;
+ case FULOCK_UNLOCK_PARALLEL:
+ *serial_mode = PTHREAD_MUTEX_UNLOCK_PARALLEL_NP;
+ break;
+ case FULOCK_UNLOCK_AUTO:
+ *serial_mode = PTHREAD_MUTEX_UNLOCK_AUTO_NP;
+ break;
+ default:
+ return EINVAL;
+ }
+
+ return 0;
+}
--- robustmutexes/rtnptl/src/nptl/pthread_mutex_init.c:1.1.1.1.2.1
Fri Mar 26 02:41:35 2004
+++ robustmutexes/rtnptl/src/nptl/pthread_mutex_init.c Wed Jun 23
09:45:05 2004
@@ -2,6 +2,9 @@
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
+ Redirect lowlevellock to use Fast User SYNchronization(fusyn).
+ Boris Hu <boris.hu@intel.com>, 2004.
+
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
@@ -26,6 +29,7 @@
{
/* Default is a normal mutex, not shared between processes. */
.mutexkind = PTHREAD_MUTEX_NORMAL
+ | (FULOCK_UNLOCK_AUTO << FULOCK_UNLOCK_TYPE_OFFSET)
};
@@ -42,15 +46,22 @@
/* Clear the whole variable. */
memset (mutex, '\0', __SIZEOF_PTHREAD_MUTEX_T);
-
+
/* Copy the values from the attribute. */
- mutex->__data.__kind = imutexattr->mutexkind & ~0x80000000;
+ mutex->__data.__kind = imutexattr->mutexkind;
+
+ if (__builtin_expect (!(mutex->__data.__kind & PRIOCEILING_MASK), 1))
+ mutex->__data.__kind |= (MIN_USER_RT_PRIO << PRIOCEILING_OFFSET);
/* Default values: mutex not used yet. */
// mutex->__count = 0; already done by memset
// mutex->__owner = 0; already done by memset
// mutex->__nusers = 0; already done by memset
// mutex->__spins = 0; already done by memset
+
+ if (__builtin_expect (is_mutexattr_robust (imutexattr), 0))
+ lll_rtmutex_set_consistency (mutex->__data.__lock,
+ PTHREAD_MUTEX_ROBUST_INIT_NP);
return 0;
}
Boris Hu (Hu Jiangtao)
Intel China Software Center
86-021-5257-4545#1277
iNET: 8-752-1277
************************************
There are my thoughts, not my employer's.
************************************
"gpg --recv-keys --keyserver wwwkeys.pgp.net 0FD7685F"
{0FD7685F:CFD6 6F5C A2CB 7881 725B CEA0 956F 9F14 0FD7 685F}
Attachment:
rtnptl-2.3.patch-1
Description: rtnptl-2.3.patch-1
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