Re: tap:aio problem on Xen 3.4.3-rc7-pre

[Fantu <fantonifabio@tiscali.it>]

i have already try to do it on one build from xen/stable2.6.32.x git but not
solve

Keir Fraser-3 wrote:
> 
> I'd try configuring blktap into the kernel (CONFIG_XEN_BLKDEV_TAP=y),
> rather
> than as a module.
> 
> [quote]
> i have kernel also 2.6.26-xen lenny but not boot, 2 different config with
> 2.6.32 from xen-stable.32 git, 2.6.31 from git also with blktap=y and 2
> option sysfs_deprecated, all pv_ops boot but all with blktap problem...
> /sys/class/xen/blktap0/dev and /sys/class/misc/blktap0/dev there aren't
> but blktap there is always
> i not found solution :( 
> [/quote]
> 
>  -- Keir
> 
> On 13/05/2010 17:22, "Fantu" <fantonifabio@tiscali.it> wrote:
> 
>> 
>> Can you give me config for build dom0 kernel correct working with all
>> please?
>> 
>> Keir Fraser-3 wrote:
>>> 
>>> In a previous message you said your logs contained "BLKTAPCTRL[2795]:
>>> blktapctrl_linux.c:92: couldn't find device number for 'blktap0'". This
>>> indicates the tools looked for blktap0 information in
>>> /sys/class/xen/blktap0/dev and /sys/class/misc/blktap0/dev and found it
>>> in
>>> neither place. Which would indicate something is missing or wrong with
>>> the
>>> dom0 kernel setup. Xen and tools should not need rebuilding to fix this.
>>> 
>>>  -- Keir
>>> 
>>> On 12/05/2010 14:23, "Fantu" <fantonifabio@tiscali.it> wrote:
>>> 
>>>> 
>>>> thanks for aswer, module blktap is active, what i do for build/install
>>>> from
>>>> tags? now i do only hg clone, and for update xen installed i must do
>>>> make
>>>> uninstall and after make install...?
>>>> for this install i have do only:
>>>> make xen
>>>> make tools
>>>> make stubdom
>>>> make install-xen
>>>> make install-tools
>>>> make install-stubdom
>>>> is ok?
>>>> and if i make uninstall delete also any kernel from package with "xen"
>>>> in
>>>> name but not pv_ops installed with xen (without "xen" in name)
>>>> 
>>>> this is the config of debian kernel used, there are config how do
>>>> problem?
>>>> http://old.nabble.com/file/p28535906/config-2.6.32-5-xen-amd64
>>>> config-2.6.32-5-xen-amd64
>>>> 
>>>> 
>>>> Keir Fraser-3 wrote:
>>>>> 
>>>>> More likely a misconfigured dom0 kernel. It would be easy to check
>>>>> whether
>>>>> it works with xen-3.4.3-rc6, or tip of 3.4-testing with the QEMU_TAG
>>>>> added
>>>>> back in...
>>>>> 
>>>>>  -- Keir
>>>>> 
>>>>> On 12/05/2010 13:23, "Mike Viau" <viaum@sheridanc.on.ca> wrote:
>>>>> 
>>>>>> Could it have something to do with QEMU...
>>>>>> 
>>>>>> Because I noticed:
>>>>>> 
>>>>>> -QEMU_TAG := xen-3.4.3-rc6
>>>>>> -
>>>>>> 
>>>>>> 
>>>>>> Without a new QEMU_TAG being added.
>>>>>> 
>>>>>> 
>>>>>> 
> http://xenbits.xensource.com/xen-3.4-testing.hg?diff/269e0c52dc3f/Config.m>>>>>
> k
>>>>>>        
>>>>>> 
>>>>>> 30 days of prizes to be won with Hotmail.  Enter here
>>>>>> <http://go.microsoft.com/?linkid=9729703>
>>>>> 
>>>>> 
>>>>> 
>>>>> _______________________________________________
>>>>> Xen-devel mailing list
>>>>> Xen-devel@lists.xensource.com
>>>>> http://lists.xensource.com/xen-devel
>>>>> 
>>>>> 
>>> 
>>> 
>>> 
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>>> 
>>> 
> 
> 
> 
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> 

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