On Sat, May 22, 2010 at 01:23:46AM +0400, eXeC001er wrote:
> resend.
> with additional
>
Now it's OK.
Hopefully someone familiar with the code can review it..
-- Pasi
> 2010/5/22 Pasi KÀrkkÀinen <[1]pasik@xxxxxx>
>
> On Fri, May 21, 2010 at 08:51:12PM +0400, eXeC001er wrote:
> > Â Â Hi.
> > Â Â I tried to create small patch forÃ* 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
> > Â Â diff -r 840f269d95fb tools/python/xen/xend/XendDomainInfo.py
> >   --- a/tools/python/xen/xend/XendDomainInfo.py  Wed May 19
> 22:59:52 2010
> > Â Â +0100
> >   +++ b/tools/python/xen/xend/XendDomainInfo.py  Fri May 21
> 20:17:15 2010
> > Â Â +0400
> > Â Â @@ -3292,6 +3292,7 @@
> > Â Â Ã* Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â fn =
> BOOTLOADER_LOOPBACK_DEVICE
> > Â Â Ã*
> > Â Â Ã* Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â try:
> > Â Â + Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â Ã* time.sleep(5)
> > Â Â Ã* Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â blcfg =
> bootloader(blexec, fn, self, False,
> > Â Â Ã* Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â Ã*
> Â Ã* Â Ã* Â Ã* Â Ã* Â Ã* bootloader_args,
> > Â Â kernel, ramdisk, args)
> > Â Â Ã* Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â finally:
> > Â Â @@ -3299,7 +3300,7 @@
> > Â Â Ã* Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â Ã*
> Â [1][2]log.info("Unmounting %s from %s." %
> > Â Â Ã* Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â Ã*
> Â Ã* Â Ã* (fn,
> > Â Â BOOTLOADER_LOOPBACK_DEVICE))
> > Â Â Ã*
> > Â Â - Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â Ã*
> dom0.destroyDevice('tap',
> > Â Â BOOTLOADER_LOOPBACK_DEVICE)
> > Â Â + Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â Ã*
> dom0.destroyDevice(devtype,
> > Â Â BOOTLOADER_LOOPBACK_DEVICE)
> > Â Â Ã*
> > Â Â Ã* Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â if blcfg is None:
> > Â Â Ã* Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â Ã* Â msg = "Had a
> bootloader specified, but can't
> > Â Â find disk"
> > Â Â With this patch DomU boot from VHD disk without error.
> > Â Â But i can not fix other bug:
> > Â Â if after DomU (boot disk is blktap2-type) stopped i can not
> startÃ* it
> > Â Â again, because i get error "raise VmError("Device %s is already
> > Â Â connected." % dev_str)" in "DevController.py".
> > Â Â but i found workaround:
> > Â Â stop blktap2_mount: echo 1 >Ã* /sys/class/blktap2/blktapX/remove
> > Â Â remove records from xenstore:Ã*
> > Â Â xenstore-rm /vm/00000000-0000-0000-0000-000000000000
> > Â Â xenstore-write /local/domain/0/vm ""
> > Â Â Now i can run my DomU again.
> >
> > References
> >
> > Â Â Visible links
> > Â Â 1. [3]http://log.info/
>
> > _______________________________________________
> > Xen-devel mailing list
> > [4]Xen-devel@xxxxxxxxxxxxxxxxxxx
> > [5]http://lists.xensource.com/xen-devel
>
> References
>
> Visible links
> 1. mailto:pasik@xxxxxx
> 2. http://log.info/
> 3. http://log.info/
> 4. mailto:Xen-devel@xxxxxxxxxxxxxxxxxxx
> 5. http://lists.xensource.com/xen-devel
> 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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