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authorAustin Foxley <austinf@cetoncorp.com>2010-02-16 12:27:18 -0800
committerAustin Foxley <austinf@cetoncorp.com>2010-02-16 12:27:18 -0800
commita032a6587011cbdac8c2f7e11f15dc4e592bbb55 (patch)
treeb8d8dfc6abf0168e098223c2134a3e4bd7640942 /libpthread/nptl/sysdeps/pthread/createthread.c
parent70f1d42b13a741f603472f405299e5d2938aa728 (diff)
mass sync with glibc nptl
Signed-off-by: Austin Foxley <austinf@cetoncorp.com>
Diffstat (limited to 'libpthread/nptl/sysdeps/pthread/createthread.c')
-rw-r--r--libpthread/nptl/sysdeps/pthread/createthread.c18
1 files changed, 10 insertions, 8 deletions
diff --git a/libpthread/nptl/sysdeps/pthread/createthread.c b/libpthread/nptl/sysdeps/pthread/createthread.c
index 88ffe09d3..a676e277f 100644
--- a/libpthread/nptl/sysdeps/pthread/createthread.c
+++ b/libpthread/nptl/sysdeps/pthread/createthread.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc.
+/* Copyright (C) 2002-2007, 2008 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
@@ -56,11 +56,11 @@ do_clone (struct pthread *pd, const struct pthread_attr *attr,
PREPARE_CREATE;
#endif
- if (stopped)
- /* We Make sure the thread does not run far by forcing it to get a
+ if (__builtin_expect (stopped != 0, 0))
+ /* We make sure the thread does not run far by forcing it to get a
lock. We lock it here too so that the new thread cannot continue
until we tell it to. */
- lll_lock (pd->lock);
+ lll_lock (pd->lock, LLL_PRIVATE);
/* One more thread. We cannot have the thread do this itself, since it
might exist but not have been scheduled yet by the time we've returned
@@ -84,7 +84,8 @@ do_clone (struct pthread *pd, const struct pthread_attr *attr,
if (IS_DETACHED (pd))
__deallocate_stack (pd);
- return errno;
+ /* We have to translate error codes. */
+ return errno == ENOMEM ? EAGAIN : errno;
}
/* Now we have the possibility to set scheduling parameters etc. */
@@ -97,7 +98,7 @@ do_clone (struct pthread *pd, const struct pthread_attr *attr,
if (attr->cpuset != NULL)
{
res = INTERNAL_SYSCALL (sched_setaffinity, err, 3, pd->tid,
- sizeof (cpu_set_t), attr->cpuset);
+ attr->cpusetsize, attr->cpuset);
if (__builtin_expect (INTERNAL_SYSCALL_ERROR_P (res, err), 0))
{
@@ -223,7 +224,7 @@ create_thread (struct pthread *pd, const struct pthread_attr *attr,
__nptl_create_event ();
/* And finally restart the new thread. */
- lll_unlock (pd->lock);
+ lll_unlock (pd->lock, LLL_PRIVATE);
}
return res;
@@ -242,6 +243,7 @@ create_thread (struct pthread *pd, const struct pthread_attr *attr,
|| (attr->flags & ATTR_FLAG_NOTINHERITSCHED) != 0))
stopped = true;
pd->stopped_start = stopped;
+ pd->parent_cancelhandling = THREAD_GETMEM (THREAD_SELF, cancelhandling);
/* Actually create the thread. */
int res = do_clone (pd, attr, clone_flags, start_thread,
@@ -249,7 +251,7 @@ create_thread (struct pthread *pd, const struct pthread_attr *attr,
if (res == 0 && stopped)
/* And finally restart the new thread. */
- lll_unlock (pd->lock);
+ lll_unlock (pd->lock, LLL_PRIVATE);
return res;
}