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Enable swsusp on SMP machines
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Pavel Machek  
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 More options Jan 24 2005, 12:22 pm
Newsgroups: fa.linux.kernel
From: Pavel Machek <pa...@ucw.cz>
Date: Mon, 24 Jan 2005 17:22:03 GMT
Local: Mon, Jan 24 2005 12:22 pm
Subject: Enable swsusp on SMP machines
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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Matthew Garrett  
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 More options Jan 24 2005, 1:33 pm
Newsgroups: fa.linux.kernel
From: Matthew Garrett <mgarr...@chiark.greenend.org.uk>
Date: Mon, 24 Jan 2005 18:33:43 GMT
Local: Mon, Jan 24 2005 1:33 pm
Subject: Re: Enable swsusp on SMP machines

Are you sure about this?

--
Matthew Garrett | mjg59-chiark.mail.linux-rutgers.ker...@srcf.ucam.org
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Pavel Machek  
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 More options Jan 25 2005, 3:44 am
Newsgroups: fa.linux.kernel
From: Pavel Machek <pa...@ucw.cz>
Date: Tue, 25 Jan 2005 08:44:04 GMT
Local: Tues, Jan 25 2005 3:44 am
Subject: Re: Enable swsusp on SMP machines
Hi!

Yes, as we already agreed on in private mails ;-). The diff really is
confusing.
                                                                Pavel
--
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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