[libvirt] [PATCH] qemuDomainGetPreservedMounts: Fetch list of /dev/* mounts dynamically

[Martin Kletzander]

On Thu, Jan 05, 2017 at 02:41:02PM +0100, Michal Privoznik wrote:
>With my namespace patches, we are spawning qemu in its own
>namespace so that we can manage /dev entries ourselves. However,
>some filesystems mounted under /dev needs to be preserved in
>order to be shared with the parent namespace (e.g. /dev/pts).
>Currently, the list of mount points to preserve is hardcoded
>which ain't right - on some systems there might be less or more
>items under real /dev that on our list. The solution is to parse
>/proc/mounts and fetch the list from there.
>

Works for me, ACK.  I still wonder whether we should mark the mounts as
slaves.  I was also wondering if there are multiple sub-subtrees and
from the code it looks like it will 'just work'.  Nice.

Martin
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