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Re: [libvirt] [PATCH 7/8] qemuDomainAttachDeviceMknodRecursive: Support file mount points




On 06/22/2017 12:18 PM, Michal Privoznik wrote:
> https://bugzilla.redhat.com/show_bug.cgi?id=1462060
> 
> Just like in the previous commit, when attaching a file based
> device which has its source living under /dev (that is not a
> device rather than a regular file), calling mknod() is no help.
> We need to:
> 
> 1) bind mount device to some temporary location
> 2) enter the namespace
> 3) move the mount point to desired place
> 4) umount it in the parent namespace from the temporary location
> 
> At the same time, the check in qemuDomainNamespaceSetupDisk makes
> no longer sense. Therefore remove it.
> 
> Signed-off-by: Michal Privoznik <mprivozn redhat com>
> ---
>  src/qemu/qemu_domain.c | 59 ++++++++++++++++++++++++++++++++++++++++----------
>  1 file changed, 48 insertions(+), 11 deletions(-)
> 

Reviewed-by: John Ferlan <jferlan redhat com>

John

I have the same !isLink comment as last patch, but I see it's even more
prevalent now so I guess it's fine the way it is...


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