Commit dcc1ff98 authored by Patrick Mochel's avatar Patrick Mochel

[power] Make sure we only have one CPU running before suspending.

Yeah, it sucks for now. But, we'll get it right eventually. 
parent 32885332
......@@ -172,6 +172,12 @@ static int enter_state(u32 state)
if (down_trylock(&pm_sem))
return -EBUSY;
/* Suspend is hard to get right on SMP. */
if (num_online_cpus() != 1) {
error = -EPERM;
goto Unlock;
}
if ((error = suspend_prepare(state)))
goto Unlock;
......
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