Re: [Xen-devel] [PATCH] Re: blktap2 problem with pvops kernel 2.6.32.13 and xen 4.0-rc1

[Keir Fraser <keir.fraser@xxxxxxxxxxxxx>]

On 30/05/2010 11:37, "Pasi Kärkkäinen" <pasik@xxxxxx> wrote:

> On Sun, May 30, 2010 at 02:02:06PM +0400, eXeC001er wrote:
>>    I have already sent a patch 1 weak ago. (blktap2_control_func.patch)
>>    repeat in attach.
>>    Thanks.
> 
> Ok, thanks.
> 
> Keir: I guess this is not committed yet?

I'm not too happy about the sleep(5). I guess if there's no better solution
coming up I should just whack this patch in?

 -- Keir

> -- Pasi
> 
>>    2010/5/30 Pasi Kärkkäinen <[1]pasik@xxxxxx>
>> 
>>      On Sun, May 30, 2010 at 11:17:51AM +0400, eXeC001er wrote:
>>>      I've attempted to install Nexenta Core 3 image under Xen 4.0
>>      (2.6.32.13
>>>      pvops) on top of F13. Sample nexenta3.cfg profile contains 4
>>      lines like
>>>      this:-
>>> 
>>>      disk=['tat:tapdisk:vhd:/path/../disk.img,xvda,w'] ( from sample)
>>> 
>>>      It generates message
>>>      Â File 'vhd:/path/.../disk.img' doesn't exist.
>>> 
>>>      Boris.
>>>      P.S. It was already in one of the threads @xen-users.
>>> 
>>>    This bug in "def _parse_uname(uname):"
>>      (tools/python/xen/util/blkif.py)
>>>    (taptype, fn) = fn.split(":", 1) >>>>>>Â (taptype, fn) =
>>      fn.split(":",
>>>    2)[1:3]
>> 
>>      Can you send a proper patch, as unified diff (diff -u), with a
>>      Signed-off-by line?
>>      -- Pasi
>> 
>> References
>> 
>>    Visible links
>>    1. mailto:pasik@xxxxxx
> 
>> diff -r d0420ab97345 tools/python/xen/util/blkif.py
>> --- a/tools/python/xen/util/blkif.py Fri May 21 16:21:39 2010 +0100
>> +++ b/tools/python/xen/util/blkif.py Sat May 22 01:21:15 2010 +0400
>> @@ -87,7 +87,7 @@
>>                  fn = "/dev/%s" %(fn,)
>>                 
>>          if typ in ("tap", "tap2"):
>> -            (taptype, fn) = fn.split(":", 1)
>> +            (taptype, fn) = fn.split(":", 2)[1:]
>>      return (fn, taptype)
>>  
>>  def blkdev_uname_to_file(uname):
>> diff -r d0420ab97345 tools/python/xen/xend/XendDomainInfo.py
>> --- a/tools/python/xen/xend/XendDomainInfo.py Fri May 21 16:21:39 2010 +0100
>> +++ b/tools/python/xen/xend/XendDomainInfo.py Sat May 22 01:21:15 2010 +0400
>> @@ -3292,6 +3292,7 @@
>>                  fn = BOOTLOADER_LOOPBACK_DEVICE
>>  
>>              try:
>> +                time.sleep(5)
>>                  blcfg = bootloader(blexec, fn, self, False,
>>                                     bootloader_args, kernel, ramdisk, args)
>>              finally:
>> @@ -3299,7 +3300,7 @@
>>                      log.info("Unmounting %s from %s." %
>>                               (fn, BOOTLOADER_LOOPBACK_DEVICE))
>>  
>> -                    dom0.destroyDevice('tap', BOOTLOADER_LOOPBACK_DEVICE)
>> +                    dom0.destroyDevice(devtype, BOOTLOADER_LOOPBACK_DEVICE)
>>  
>>              if blcfg is None:
>>                  msg = "Had a bootloader specified, but can't find disk"
> 



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