Re: xen-unstable+pvops kernel, I don't have xenbus and xenwatch kernel thread.

[Min Lee <min.lee@gatech.edu>]

[root@vmphone210 ~]# cat /proc/misc
  57 autofs
224 tpm0
  58 device-mapper
  59 network_throughput
  60 network_latency
  61 cpu_dma_latency
144 nvram
228 hpet
  62 evtchn
227 mcelog
  63 vga_arbiter
[root@vmphone210 ~]#

As you see, evtchn is there, but no gntdev,
thanks!

On 6/9/2010 2:43 PM, Jeremy Fitzhardinge wrote:
> On 06/09/2010 11:37 AM, Min Lee wrote:
>> Hi, Jeremy.
>> Yes, xenstored is running and xenstore-ls dumps its contents, although
>> I had to start it manually.
>> I have only evtchn in /dev/xen. No gntdev.
>
> What does /proc/misc say?  Does it list "xen/evtchn" and "xen/gntdev" or
> just the non-xen/ versions?
>
>      J
>
>>
>>
>> On 6/9/2010 2:23 PM, Jeremy Fitzhardinge wrote:
>>> On 06/09/2010 08:05 AM, Min Lee wrote:
>>>> Hello. folks.
>>>> I've tried Xen-unstable + Jeremy's pvops kernel on ibm x3550M2 server
>>>> machine, on centos 5.4.
>>>> Also I've already checked these instructions..
>>>> http://wiki.xensource.com/xenwiki/2.6.18-to-2.6.31-and-higher
>>>> Now, it seems like domain creation cannot find its virtual devices..
>>>> So I couldn't start my domains. I had these messages..
>>>>
>>>> xenconsole: Could not read tty from store: No such file or directory
>>>> Error: Device 0 (vif) could not be connected. Hotplug scripts not
>>>> working.
>>>> Error: Device 2049 (vbd) could not be connected. Path closed or
>>>> removed during hotplug add: backend/vbd/5/2049 state: 1
>>>>
>>>> /proc/xen has these files.
>>>>
>>>> -r--r--r-- 1 root root 0 Jun  8 09:57 capabilities
>>>> -rw------- 1 root root 0 Jun  8 09:57 privcmd
>>>> -rw------- 1 root root 0 Jun  8 09:57 xenbus
>>>> -rw------- 1 root root 0 Jun  8 09:57 xsd_kva
>>>> -rw------- 1 root root 0 Jun  8 09:57 xsd_port
>>>>
>>>> 'make install-tools' didn't install links in my /etc/rc directories,
>>>> so I had to run manually xenconsoled, xenstored, and xend, but
>>>> I found that I have no xenbus and xenwatch kernel threads.
>>>> Is this why it can't finds virtual devices??
>>>
>>> Is xenstored running?  Do you have the evtchn and gntdev devices in
>>> /dev/xen?
>>>
>>>       J
>>>
>>
>
>