Re: [Xen-users] No access to hwclock on Dom0 / Xen 4.0.1-rc5-pre / pv_ops 2.6.31.13

[Iain Kay <i.kay@xxxxxx>]

Fajar,

You are a star! That did the trick.

Unfortunately it won't persist after reboot but adding those lines to 
/etc/rc.local is a nice quick fix.

Thanks again.


Iain Kay


On 1 Aug 2010, at 19:06, Fajar A. Nugraha wrote:

> On Mon, Aug 2, 2010 at 12:57 AM, Iain Kay <i.kay@xxxxxx> wrote:
>> Here's what happens:
>> [root@indigo ~]# hwclock --systohc
>> Cannot access the Hardware Clock via any known method.
>> Use the --debug option to see the details of our search for an access method.
>> [root@indigo ~]#
>> 
>> I was able to use the hwclock command fine before booting the Xen pv_ops 
>> kernel. I have gone through kernel config lines and ensured that 
>> CONFIG_RTC_...etc is enabled, have tried compiling the modules for rtc 
>> drivers and loading them one by one but to no avail.
>> 
>> Any input would be greatly appreciated.
> 
> Try this:
> mv /dev/rtc /dev/rtc.old
> cp -a /dev/rtc0 /dev/rtc
> hwclock --systohc
> 
> -- 
> Fajar


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