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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

_______________________________________________
kexec mailing list
kexec@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/kexec

WARNING: multiple messages have this Message-ID (diff)
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

  reply	other threads:[~2007-08-22  6:50 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-07-15  7:13 [PATH 1/1] Kexec jump - v2 - kexec jump Huang, Ying
2007-07-15  7:13 ` Huang, Ying
2007-07-31  9:51 ` Pavel Machek
2007-07-31  9:51   ` Pavel Machek
2007-08-01  7:56   ` Huang, Ying
2007-08-01  7:56   ` Huang, Ying
2007-08-01  7:56     ` Huang, Ying
2007-08-05 18:50     ` Pavel Machek
2007-08-05 18:50       ` Pavel Machek
2007-08-05 18:50     ` Pavel Machek
2007-08-16 10:26     ` [linux-pm] " Pavel Machek
2007-08-16 10:26       ` Pavel Machek
2007-08-17  6:15       ` Huang, Ying
2007-08-17  6:15       ` [linux-pm] " Huang, Ying
2007-08-17  6:15         ` Huang, Ying
2007-08-21 10:14         ` Pavel Machek
2007-08-21 10:14           ` Pavel Machek
2007-08-22  6:51           ` Huang, Ying [this message]
2007-08-22  6:51             ` Huang, Ying
2007-08-22  6:51           ` Huang, Ying
2007-08-21 10:14         ` Pavel Machek
2007-08-16 10:26     ` Pavel Machek
2007-08-15 18:44   ` Lombard, David N
2007-08-16 10:24     ` Pavel Machek
2007-07-31  9:51 ` Pavel Machek

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