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fixed race condition in u_pypy_thread_attach()

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Unbit
2014-02-08 14:20:49 +01:00
parent 395de489b8
commit d4298469ba
1 changed files with 5 additions and 0 deletions
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plugins/pypy/pypy_plugin.c
+5
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@@ -23,6 +23,8 @@ struct uwsgi_pypy {
struct uwsgi_string_list *exec_post_fork;
struct uwsgi_string_list *pp;
pthread_mutex_t attach_thread_lock;
} upypy;
// the functions exposed by libpypy-c
@@ -278,7 +280,9 @@ static void uwsgi_pypy_enable_threads() {
static void uwsgi_pypy_init_thread() {
if (u_pypy_thread_attach) {
pthread_mutex_lock(&upypy.attach_thread_lock);
u_pypy_thread_attach();
pthread_mutex_unlock(&upypy.attach_thread_lock);
}
}
@@ -300,6 +304,7 @@ static uint64_t uwsgi_pypy_rpc(void *func, uint8_t argc, char **argv, uint16_t a
}
static void uwsgi_pypy_post_fork() {
pthread_mutex_init(&upypy.attach_thread_lock, NULL);
struct uwsgi_string_list *usl = upypy.eval_post_fork;
while(usl) {
if (u_pypy_execute_source(usl->value)) {