Fwd: Re: [Xen-devel] Problem exporting enbd device from Dom0 to DomU

["Sven Kretzschmar" <sven.kretzschmar@xxxxxx>]

OK, with the new patch (CSet 1.1164) in the bitkeeper repository
export of enbd devices from Dom0 to DomU is working now. Thx :-)

Sven



>
>Here are the requested outputs.
>HTH ?!  ;-)
>
> Sven
>
>[root@testy1 root]# sfdisk -s /dev/nda
>9775520
>
>[root@testy1 root]# ls -al /dev/nda
>brw-r--r--  1 root root 43, 0 Aug  1 13:15 /dev/nda
>
>[root@testy1 root]# dmesg
>Linux version 2.6.7-xen0 (root@xxxxxxxxxxxx) (gcc version 3.3.3 20040412
>(Red Hat Linux 3.3.3-7)) #7 Fri Aug 6 15:06:44 CEST 2004
>BIOS-provided physical RAM map:
> Xen: 0000000000000000 - 0000000008000000 (usable)
[....]
>ENBD #5150[0]: enbd_init Network Block Device originally by
>pavel@xxxxxxxxxxxxx
>ENBD #5151[0]: enbd_init Network Block Device port to 2.0 by ptb@xxxxxxxxxx
>ENBD #5153[0]: enbd_init Network Block Device move networking to user
>space by amarin@xxxxxxxxxx
>ENBD #5155[0]: enbd_init Enhanced Network Block Device 2.4.30 $Date:
>2002/09/17 16:33:22 $ by ptb@xxxxxxxxxx
>ENBD #5195[0]: enbd_init registered device at major 43
>warning: process `enbd-client' used the obsolete bdflush system call
>Fix your initscripts?
>warning: process `enbd-client' used the obsolete bdflush system call
>Fix your initscripts?
>warning: process `enbd-client' used the obsolete bdflush system call
>Fix your initscripts?
>ENBD #3754[0]: fixup_slot failed to find slot for pid 1541 ioctl 4004ab10
>arg bfffe120 (74736574)
>ENBD #2738[0]: enbd_set_sock increased socket count to 2
>ENBD #2533[0]: enbd_enable set VALID on nda
>ENBD #823[0]: enbd_open DISK CHECK wanted in open on device nda
>ENBD #4398[0]: enbd_media_changed MEDIA CHANGED called
>ENBD #4454[0]: enbd_media_changed REMOTE CHECK still has REMOTE VALID on
>nda
>ENBD #823[1]: enbd_open DISK CHECK wanted in open on device nda
>ENBD #4398[1]: enbd_media_changed MEDIA CHANGED called
>ENBD #4454[1]: enbd_media_changed REMOTE CHECK still has REMOTE VALID on
>nda
>ENBD #2738[1]: enbd_set_sock increased socket count to 4
>ENBD #823[2]: enbd_open DISK CHECK wanted in open on device nda
>ENBD #4398[2]: enbd_media_changed MEDIA CHANGED called
>ENBD #4454[2]: enbd_media_changed REMOTE CHECK still has REMOTE VALID on
>nda
>ENBD #823[3]: enbd_open DISK CHECK wanted in open on device nda
>ENBD #4398[3]: enbd_media_changed MEDIA CHANGED called
>ENBD #4454[3]: enbd_media_changed REMOTE CHECK still has REMOTE VALID on
>nda
>ENBD #823[4]: enbd_open DISK CHECK wanted in open on device nda
>ENBD #4398[4]: enbd_media_changed MEDIA CHANGED called
>ENBD #4454[4]: enbd_media_changed REMOTE CHECK still has REMOTE VALID on
>nda
>
>
>
>*********** REPLY SEPARATOR  ***********
>
>On 06.08.2004 at 15:31 Ian Pratt wrote:
>
>>> When I try to export the enbd device ("dev/nda") from Dom0
>>> to another unprivileged domain (with kernel 2.4.26) then it does not
>>work.
>>> The interesting part of my xmdefaults file looks like that:
>>>
>>> disk = ['phy:nda,sdb,w','phy:hda3,sda1,w]
>>
>>> [2004-08-06 16:35:52 xend] DEBUG (__init__:988) Error: Adding extent to
>>vbd failed! (device 2b00)
>>> [2004-08-06 16:35:52 xend] DEBUG (__init__:988) Connecting blkif to
>>event channel dom=3 ports=14:4
>>>
>>> I think the line starting with "Error:..." is the important one. What
>>does device 2b00 mean ?
>>
>>Please can you post the output of dmesg from dom0, also 'ls -l /dev/nda'
>>'sfdisk -s /dev/nda'.
>>
>>
>>Ian
>
>

*********** END FORWARDED MESSAGE  ***********



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