ngx_thread_mutex_lock  232 src/core/ngx_thread_pool.c     if (ngx_thread_mutex_lock(&tp->mtx, tp->log) != NGX_OK) {
ngx_thread_mutex_lock  300 src/core/ngx_thread_pool.c         if (ngx_thread_mutex_lock(&tp->mtx, tp->log) != NGX_OK) {
ngx_thread_mutex_lock   24 src/os/unix/ngx_thread.h ngx_int_t ngx_thread_mutex_lock(ngx_thread_mutex_t *mtx, ngx_log_t *log);