install dynamic tls synchronously at dlopen, streamline access

[musl] / src / thread / pthread_create.c

diff --git a/src/thread/pthread_create.c b/src/thread/pthread_create.c
index cec8215..0142b34 100644 (file)
--- a/src/thread/pthread_create.c
+++ b/src/thread/pthread_create.c
@@ -15,6 +15,7 @@ weak_alias(dummy_0, __release_ptc);
 weak_alias(dummy_0, __pthread_tsd_run_dtors);
 weak_alias(dummy_0, __do_orphaned_stdio_locks);
 weak_alias(dummy_0, __dl_thread_cleanup);
+weak_alias(dummy_0, __dl_prepare_for_threads);
 
 void __tl_lock(void)
 {
@@ -235,6 +236,7 @@ int __pthread_create(pthread_t *restrict res, const pthread_attr_t *restrict att
                init_file_lock(__stderr_used);
                __syscall(SYS_rt_sigprocmask, SIG_UNBLOCK, SIGPT_SET, 0, _NSIG/8);
                self->tsd = (void **)__pthread_tsd_main;
+               __dl_prepare_for_threads();
                libc.threaded = 1;
        }
        if (attrp && !c11) attr = *attrp;