Enable swsusp on SMP machines

From: Pavel Machek
Date: Mon Jan 24 2005 - 12:21:54 EST


Hi!

This enables swsusp on SMP machines. It should be working in 2.6.10,
already (but you may need noapic in 2.6.10). Please apply,

Pavel

--- /data/l/READ-ONLY/linux/kernel/power/main.c 2005-01-16 23:10:29.000000000 +0100
+++ linux/kernel/power/main.c 2005-01-24 17:59:14.000000000 +0100
@@ -141,14 +141,14 @@
if (down_trylock(&pm_sem))
return -EBUSY;

- /* Suspend is hard to get right on SMP. */
- if (num_online_cpus() != 1) {
- error = -EPERM;
+ if (state == PM_SUSPEND_DISK) {
+ error = pm_suspend_disk();
goto Unlock;
}

- if (state == PM_SUSPEND_DISK) {
- error = pm_suspend_disk();
+ /* Suspend is hard to get right on SMP. */
+ if (num_online_cpus() != 1) {
+ error = -EPERM;
goto Unlock;
}


--
People were complaining that M$ turns users into beta-testers...
...jr ghea gurz vagb qrirybcref, naq gurl frrz gb yvxr vg gung jnl!
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