[ofa-general] Re: [PATCH 0 of 9] mmu notifier #v12

Avi Kivity
2008-04-08T21:46:49Z

Andrea Arcangeli wrote:
> Note that mmu_notifier_unregister may also fail with -EINTR if there are
> signal pending or the system runs out of vmalloc space or physical memory,
> only exit_mmap guarantees that any kernel module can be unloaded in presence
> of an oom condition.
>
>

That's unusual. What happens to the notifier? Suppose I destroy a vm
without exiting the process, what happens if it fires?

--
Any sufficiently difficult bug is indistinguishable from a feature.