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
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next prev parent reply other threads:[~2008-11-06 20:46 UTC|newest]
Thread overview: 51+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20081029105956.GA16347@atrey.karlin.mff.cuni.cz>
[not found] ` <200810291325.01481.rjw@sisk.pl>
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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