On Fri, May 21, 2010 at 08:51:12PM +0400, eXeC001er wrote:
> Hi.
> I tried to create small patch for blktap2 : control function:
>
This patch is horribly broken at least for me.. It looks really weird.
You might want to re-send it in a proper format..
.. Or if it works for others just forget about this rant:)
-- Pasi
> diff -r 840f269d95fb tools/python/xen/xend/XendDomainInfo.py
> --- a/tools/python/xen/xend/XendDomainInfo.py Wed May 19 22:59:52 2010
> +0100
> +++ b/tools/python/xen/xend/XendDomainInfo.py Fri May 21 20:17:15 2010
> +0400
> @@ -3292,6 +3292,7 @@
> Â Â Â Â Â Â Â Â Â fn = BOOTLOADER_LOOPBACK_DEVICE
> Â
> Â Â Â Â Â Â Â try:
> + Â Â Â Â Â Â Â Â time.sleep(5)
> Â Â Â Â Â Â Â Â Â blcfg = bootloader(blexec, fn, self, False,
> Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â bootloader_args,
> kernel, ramdisk, args)
> Â Â Â Â Â Â Â finally:
> @@ -3299,7 +3300,7 @@
> Â Â Â Â Â Â Â Â Â Â Â [1]log.info("Unmounting %s from %s." %
> Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â (fn,
> BOOTLOADER_LOOPBACK_DEVICE))
> Â
> - Â Â Â Â Â Â Â Â Â Â dom0.destroyDevice('tap',
> BOOTLOADER_LOOPBACK_DEVICE)
> + Â Â Â Â Â Â Â Â Â Â dom0.destroyDevice(devtype,
> BOOTLOADER_LOOPBACK_DEVICE)
> Â
> Â Â Â Â Â Â Â if blcfg is None:
> Â Â Â Â Â Â Â Â Â msg = "Had a bootloader specified, but can't
> find disk"
> With this patch DomU boot from VHD disk without error.
> But i can not fix other bug:
> if after DomU (boot disk is blktap2-type) stopped i can not start it
> again, because i get error "raise VmError("Device %s is already
> connected." % dev_str)" in "DevController.py".
> but i found workaround:
> stop blktap2_mount: echo 1 >Â /sys/class/blktap2/blktapX/remove
> remove records from xenstore:Â
> xenstore-rm /vm/00000000-0000-0000-0000-000000000000
> xenstore-write /local/domain/0/vm ""
> Now i can run my DomU again.
>
> References
>
> Visible links
> 1. http://log.info/
> _______________________________________________
> Xen-devel mailing list
> Xen-devel@xxxxxxxxxxxxxxxxxxx
> http://lists.xensource.com/xen-devel
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