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author | Ulrich Drepper <drepper@redhat.com> | 2003-04-05 05:21:15 +0000 |
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committer | Ulrich Drepper <drepper@redhat.com> | 2003-04-05 05:21:15 +0000 |
commit | b22d701bb72b928526efff83c019b912f469af72 (patch) | |
tree | 4474c99dbe6f90a380c378817307646f6f8eff5c /nptl/sysdeps/pthread/createthread.c | |
parent | 3242201746d74bfbccb8267f8b2e81a9478bf78b (diff) | |
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Update.
2003-04-04 Ulrich Drepper <drepper@redhat.com>
* sysdeps/pthread/createthread.c (create_thread): Add some more
comments explaining when to set multiple_threads and when not.
* pthreadP.h: Define THREAD_ATOMIC_CMPXCHG_VAL and
THREAD_ATOMIC_BIT_SET if not already defined.
* sysdeps/i386/tls.h: Define THREAD_ATOMIC_CMPXCHG_VAL and
THREAD_ATOMIC_BIT_SET:
* sysdeps/x86_64/tls.h: Likewise.
* cleanup_defer.c (_pthread_cleanup_push_defer): Rewrite to use
THREAD_ATOMIC_CMPXCHG_VAL.
(_pthread_cleanup_pop_restore): Likewise.
* cancellation.c (__pthread_enable_asynccancel): Likewise.
(__pthread_enable_asynccancel_2): Likewise.
(__pthread_disable_asynccancel): Likewise.
* libc-cancellation.c (__libc_enable_asynccancel): Likewise.
(__libc_disable_asynccancel): Likewise.
* init.c (sigcancel_handler): Likewise.
* pthread_setcancelstate.c (__pthread_setcancelstate): Likewise.
* pthread_setcanceltype.c (__pthread_setcanceltype): Likewise.
Diffstat (limited to 'nptl/sysdeps/pthread/createthread.c')
-rw-r--r-- | nptl/sysdeps/pthread/createthread.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/nptl/sysdeps/pthread/createthread.c b/nptl/sysdeps/pthread/createthread.c index fae744f298..9d00e4e135 100644 --- a/nptl/sysdeps/pthread/createthread.c +++ b/nptl/sysdeps/pthread/createthread.c @@ -83,11 +83,11 @@ create_thread (struct pthread *pd, STACK_VARIABLES_PARMS) /* Failed. */ return errno; + /* We now have for sure more than one thread. The main + thread might not yet have the flag set. No need to set + the global variable again if this is what we use. */ #ifdef TLS_MULTIPLE_THREADS_IN_TCB - /* We now have for sure more than one thread. */ - pd->header.multiple_threads = 1; -#else - __pthread_multiple_threads = *__libc_multiple_threads_ptr = 1; + THREAD_SETMEM (THREAD_SELF, header.multiple_threads, 1); #endif /* Now fill in the information about the new thread in @@ -155,8 +155,10 @@ create_thread (struct pthread *pd, STACK_VARIABLES_PARMS) /* Failed. */ return errno; + /* We now have for sure more than one thread. The main thread might + not yet have the flag set. No need to set the global variable + again if this is what we use. */ #ifdef TLS_MULTIPLE_THREADS_IN_TCB - /* We now have for sure more than one thread. */ THREAD_SETMEM (THREAD_SELF, header.multiple_threads, 1); #endif |