user_thread 13 arch/um/include/shared/skas/skas.h extern int user_thread(unsigned long stack, int flags); user_thread 1192 kernel/trace/ring_buffer.c bool user_thread = current->mm != NULL; user_thread 1223 kernel/trace/ring_buffer.c if (user_thread) user_thread 1241 kernel/trace/ring_buffer.c if (user_thread && fatal_signal_pending(current)) user_thread 1244 kernel/trace/ring_buffer.c if (user_thread) user_thread 1254 kernel/trace/ring_buffer.c if (user_thread)