[libvirt] [PATCH 0/1] - for comments/help only, nearly working root-squash-domain-save

Laine Stump laine at laine.org
Fri Feb 19 07:30:07 UTC 2010


(This patch requires that you first apply the virFileOperation patches
that I sent to the list yesterday.)

I'm hoping someone else's keen eye can see what I'm failing to see
here.

The patch following this message makes domain save "work" on
root-squash NFS (both the libvirt header and the QEMU state are saved
to the file), but the files that it saves don't restore properly, even
when simply saving to a local directory w/o forking - the guest screen
comes up black, or reboots immediately, or some other such thing. I've
looked at the data files and the code, and can't see what difference
is causing this - at least the header written by libvirt seems to be
the same, and the part written by qemu starts in the same place and
looks similar.

If anyone's got an idea, please let me know! I'd like to get this
figured out and a working patch submitted before the day is done.




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