Messages in this thread | | | Date | Sun, 23 Nov 2014 20:23:21 -0500 (EST) | Subject | Re: [PATCH net-net 0/4] Increase the limit of tuntap queues | From | David Miller <> |
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From: "Michael S. Tsirkin" <mst@redhat.com> Date: Sun, 23 Nov 2014 22:30:32 +0200
> qemu runs in the host, but it's unpriveledged: it gets > passed tun FDs by a priveledged daemon, and it only > has the rights to some operations, > in particular to attach and detach queues. > > The assumption always was that this operation is safe > and can't make kernel run out of resources.
This creates a rather rediculous situation in my opinion.
Configuring a network device is a privileged operation, the daemon should be setting this thing up.
In no other context would we have to worry about something like this.
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