From: Nigel Cunningham <ncunningham@crca.org.au>
To: Alan Stern <stern@rowland.harvard.edu>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>,
Matt Tolentino <matthew.e.tolentino@intel.com>,
linux-pm@lists.osdl.org, Dave Hansen <haveblue@us.ibm.com>,
linux-kernel@vger.kernel.org,
Dave Hansen <dave@linux.vnet.ibm.com>,
linux-mm@kvack.org, pavel@suse.cz, Mel Gorman <mel@skynet.ie>,
Andy Whitcroft <apw@shadowen.org>,
Yasunori Goto <y-goto@jp.fujitsu.com>,
Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [linux-pm] [PATCH] hibernation should work ok with memory hotplug
Date: Fri, 07 Nov 2008 07:46:46 +1100 [thread overview]
Message-ID: <1226004406.6876.5.camel@nigel-laptop> (raw)
In-Reply-To: <Pine.LNX.4.44L0.0811060947250.2456-100000@iolanthe.rowland.org>
Hi.
On Thu, 2008-11-06 at 09:48 -0500, Alan Stern wrote:
> On Thu, 6 Nov 2008, Nigel Cunningham wrote:
>
> > Remember that when we hibernate (assuming we don't then suspend to ram),
> > the power is fully off. Resuming starts off like a fresh boot.
>
> That simply is not true. On ACPI systems, hibernation goes into the S4
> state. Power fully off is S5.
For the purposes of our discussion, it was a good enough description.
Nevertheless, you're right - if we do everything in a fully ACPI spec
compliant way, there will still be some power around. Of course we don't
always do that (can use S4 or S5).
Regards,
Nigel
next prev parent reply other threads:[~2008-11-06 20:46 UTC|newest]
Thread overview: 53+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-10-29 10:59 [PATCH] hibernation should work ok with memory hotplug Pavel Machek
2008-10-29 12:25 ` Rafael J. Wysocki
2008-11-03 20:51 ` Andrew Morton
2008-11-03 21:18 ` [linux-pm] " Nigel Cunningham
2008-11-03 21:21 ` Dave Hansen
2008-11-03 22:24 ` Rafael J. Wysocki
2008-11-03 22:34 ` Dave Hansen
2008-11-03 23:05 ` Rafael J. Wysocki
2008-11-03 23:10 ` Dave Hansen
2008-11-04 0:29 ` Rafael J. Wysocki
2008-11-04 0:52 ` Dave Hansen
2008-11-03 23:39 ` Andy Whitcroft
2008-11-04 4:02 ` [linux-pm] " Nigel Cunningham
2008-11-04 7:08 ` Rafael J. Wysocki
2008-11-04 7:36 ` Dave Hansen
2008-11-04 8:54 ` Rafael J. Wysocki
2008-11-04 15:21 ` Dave Hansen
2008-11-04 15:35 ` Rafael J. Wysocki
2008-11-04 15:39 ` Dave Hansen
2008-11-04 16:34 ` Rafael J. Wysocki
2008-11-04 16:59 ` Dave Hansen
2008-11-05 0:38 ` KAMEZAWA Hiroyuki
2008-11-05 11:08 ` Rafael J. Wysocki
2008-11-06 0:14 ` KAMEZAWA Hiroyuki
2008-11-06 0:28 ` Dave Hansen
2008-11-06 0:53 ` KAMEZAWA Hiroyuki
2008-11-06 2:03 ` Nigel Cunningham
2008-11-06 2:13 ` KAMEZAWA Hiroyuki
2008-11-06 14:47 ` Alan Stern
2008-11-07 1:09 ` KAMEZAWA Hiroyuki
2008-11-06 8:47 ` Pavel Machek
2008-11-06 1:17 ` KAMEZAWA Hiroyuki
2008-11-06 1:43 ` Nigel Cunningham
2008-11-06 1:54 ` KAMEZAWA Hiroyuki
2008-11-06 1:59 ` KAMEZAWA Hiroyuki
2008-11-06 2:00 ` Nigel Cunningham
2008-11-06 2:07 ` KAMEZAWA Hiroyuki
2008-11-06 3:12 ` KAMEZAWA Hiroyuki
2008-11-06 3:28 ` Yasunori Goto
2008-11-06 6:04 ` KAMEZAWA Hiroyuki
2008-11-06 14:48 ` Alan Stern
2008-11-06 20:46 ` Nigel Cunningham [this message]
2008-11-06 9:12 ` Pavel Machek
2008-11-06 9:12 ` KAMEZAWA Hiroyuki
2008-11-06 9:26 ` Nigel Cunningham
2008-11-06 14:43 ` Alan Stern
2008-11-04 7:09 ` Dave Hansen
2008-11-04 7:30 ` Nigel Cunningham
2008-11-04 7:53 ` Dave Hansen
2008-11-05 9:10 ` Nigel Cunningham
2008-11-05 10:58 ` Rafael J. Wysocki
2008-11-05 16:23 ` Dave Hansen
2008-11-06 12:28 ` Pavel Machek
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