From: "Huang, Ying" <ying.huang@intel.com>
To: Pavel Machek <pavel@ucw.cz>
Cc: david@lang.hm, nigel@nigel.suspend2.net,
Kexec Mailing List <kexec@lists.infradead.org>,
linux-kernel@vger.kernel.org,
"Eric W. Biederman" <ebiederm@xmission.com>,
Andrew Morton <akpm@linux-foundation.org>,
linux-pm@lists.linux-foundation.org,
Jeremy Maitin-Shepard <jbms@cmu.edu>
Subject: Re: [linux-pm] Re: [PATH 1/1] Kexec jump - v2 - kexec jump
Date: Wed, 22 Aug 2007 14:51:11 +0800 [thread overview]
Message-ID: <1187765471.20920.62.camel@caritas-dev.intel.com> (raw)
In-Reply-To: <20070821101404.GA1704@elf.ucw.cz>
On Tue, 2007-08-21 at 12:14 +0200, Pavel Machek wrote:
> Ok, I got it to work -- thanks a lot.
>
> Yes, acpi=off is mandatory. Unfortunately, thinkpad x60 does not boot
> with acpi=off (should we add another test to linux firmware kit?
> Machines should still boot in acpi=off mode...). acpi=off noapic
> nolapic nosmp makes it boot, and that in turn makes kjump work.
>
> Screen is not refreshed on kjump back to original kernel, but I guess
> that's to be expected. I did not play with framebuffer, yet.
>
> Maybe it is time to move kjump functionality into -mm and
> kexec-testing?
Now I have worked out a full kexec based hibernation prototype,
including kexec, write out the image, reboot, restore the memory and
jump back. I will release it recently. :)
Best Regards,
Huang Ying
prev parent reply other threads:[~2007-08-22 6:50 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-07-15 7:13 [PATH 1/1] Kexec jump - v2 - kexec jump Huang, Ying
2007-07-31 9:51 ` Pavel Machek
2007-08-01 7:56 ` Huang, Ying
2007-08-05 18:50 ` Pavel Machek
2007-08-16 10:26 ` [linux-pm] " Pavel Machek
2007-08-17 6:15 ` Huang, Ying
2007-08-21 10:14 ` Pavel Machek
2007-08-22 6:51 ` Huang, Ying [this message]
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