[PATCH v13 06/12] arch/x86: enable task isolation functionality

In exit_to_usermode_loop(), call task_isolation_ready() for TIF_TASK_ISOLATION tasks when we are checking the thread-info flags, and after we've handled the other work, call task_isolation_enter() for such tasks. In syscall_trace_enter_phase1(), we add the necessary support for reporting syscalls

[PATCH v13 06/12] arch/x86: enable task isolation functionality

In exit_to_usermode_loop(), call task_isolation_ready() for TIF_TASK_ISOLATION tasks when we are checking the thread-info flags, and after we've handled the other work, call task_isolation_enter() for such tasks. In syscall_trace_enter_phase1(), we add the necessary support for reporting syscalls