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From: Yinghai Lu <yinghai.lu@oracle.com>
To: Takashi Iwai <tiwai@suse.de>
Cc: "Rafael J. Wysocki" <rjw@sisk.pl>,
	linux-kernel@vger.kernel.org, "H. Peter Anvin" <hpa@zytor.com>,
	oneukum@suse.de, x86@kernel.org,
	Linux PM mailing list <linux-pm@lists.linux-foundation.org>,
	Ingo Molnar <mingo@redhat.com>
Subject: Re: S4 resume broken since 2.6.39 (3.1, too)
Date: Tue, 27 Sep 2011 09:54:28 -0700	[thread overview]
Message-ID: <4E81FFC4.7080508@oracle.com> (raw)
In-Reply-To: <s5hmxdqc546.wl%tiwai@suse.de>

On 09/27/2011 09:38 AM, Takashi Iwai wrote:
>>
>>> Any hint for further debugging?
>>
>>
>> you may try to insert dead loop in arch/x86/power/hibernate_asm_64.S::restore_image or core_restore_code
>>
>> to see which part cause reset.
>
> That's the answer I was afraid of :)
>

haha, because that time console port is away?

or if you have debug card with port 80 LED, you can add delay and output 
some code there.

BTW, can you post detail sequence and log ?
I could try if i can duplicate in my setups.

Thanks

Yinghai

  reply	other threads:[~2011-09-27 16:54 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-09-20 16:12 S4 resume broken since 2.6.39 (3.1, too) Takashi Iwai
2011-09-21 18:48 ` Rafael J. Wysocki
2011-09-22  9:49   ` Takashi Iwai
2011-09-22 14:33   ` Yinghai Lu
2011-09-22 18:11     ` Takashi Iwai
2011-09-27  2:26       ` Yinghai Lu
2011-09-27 16:38         ` Takashi Iwai
2011-09-27 16:54           ` Yinghai Lu [this message]
2011-09-28 10:08             ` Takashi Iwai
2011-09-27 16:56           ` Rafael J. Wysocki
2011-09-28 10:09             ` Takashi Iwai
2011-09-28 13:26               ` Rafael J. Wysocki
2011-09-28 13:28                 ` Takashi Iwai
2011-09-28 14:29                   ` Takashi Iwai
2011-09-28 14:45                     ` Rafael J. Wysocki
2011-09-28 14:45                       ` Takashi Iwai
2011-09-28 16:19                         ` Takashi Iwai
2011-09-28 18:05                           ` Takashi Iwai
2011-09-28 19:30                             ` Rafael J. Wysocki
2011-09-26 22:24     ` Rafael J. Wysocki
2011-09-26 22:47       ` Linus Torvalds
2011-09-27  2:48         ` Yinghai Lu
2011-09-27  2:34       ` Yinghai Lu
2011-09-27 17:03         ` Rafael J. Wysocki

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