[Top][All Lists]

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [Qemu-devel] Sporadic AHCI boot failures

From: Jan Kiszka
Subject: Re: [Qemu-devel] Sporadic AHCI boot failures
Date: Thu, 03 May 2012 09:17:24 -0300
User-agent: Mozilla/5.0 (X11; U; Linux i686 (x86_64); de; rv: Gecko/20080226 SUSE/ Thunderbird/ Mnenhy/

On 2012-05-02 18:26, Alexander Graf wrote:
> On 02.05.2012, at 20:14, Jan Kiszka <address@hidden> wrote:
>> Hi,
>> I'm running a Win7 VM over AHCI, rebooting quite frequently. Depending
>> on host system load, I'm facing a lot of sporadic boot failures (disk
>> not found), obviously in SeaBIOS. Could it be that some timeout in the
>> init code bites us here? AHCI_LINK_TIMEOUT or AHCI_RESET_TIMEOUT? Just a
>> guess, I haven't debugged this yet.
> Hm, I'd be surprised if that's the problem.
> Do things work again after system_reset on the monitor? Maybe the reset 
> function is just broken and we finish some asynchronous stuff after reset?

The problem both occurs after power on as well as reset. Sometimes it
takes multiple system_reset calls to get the system booting.


Siemens AG, Corporate Technology, CT T DE IT 1
Corporate Competence Center Embedded Linux

reply via email to

[Prev in Thread] Current Thread [Next in Thread]