[libvirt] [PATCH 3/4] Fix QEMU save/restore with block devices
Daniel P. Berrange
berrange at redhat.com
Wed Apr 28 12:49:18 UTC 2010
On Sun, Apr 25, 2010 at 03:04:21AM -0400, Laine Stump wrote:
> On 04/24/2010 12:50 AM, Laine Stump wrote:
> >
> >Is it really necessary to add this padding even when we *aren't* using
> >dd? (ie, when is_reg == 1).
>
> Nevermind. Now that I've actual RTFC, I see that this new code *always*
> use dd.
>
> However, I just noticed an SELinux complaint about dd attempting to
> write to a file on an NFS-mounted directory. My system is running
> SELinux in permissive mode, so it succeeded, but won't this be a problem
> if it's in enforcing mode?
If there is a SELinux problem I don't think it can be related to this
patch. Both before & after this change we're running a child process
to actually write the data. Previously cat, now dd. So SELinux would
impact them equally badly/well.
Daniel
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