On Tue, Oct 4, 2016 at 5:34 PM Rafael David Tinoco <
rafael.tin...@canonical.com> wrote:

> True.
>
> What about having a single config parameter as a place to put all vhost
> logs for all drives for a single instance ? Remove the memfd implementation
> with all the memfd shared_memory option ? Replace it with a
> open+unlink+ftruncate+mmap approach only.
>
>
I fail to see your point, memfd is superior to open+unlink and has other
advantages with sealing etc.

Regarding shared log, see my previous reply to Daniel.

This way every device would get its own log file and vhost-user backends
> would be able to get its file descriptors. (and, of course, allow the
> security drivers to do their jobs).
>
> >> On Oct 04, 2016, at 10:25, Daniel P. Berrange <berra...@redhat.com>
> wrote:
> >>
> >> Hmm, is there a reason why it is shared? That seems to make an
> assumption
> >> that all vhost-user backends would be managed by the same external
> process.
> >> While that may be the common case today, it doesn't feel like a
> reasonable
> >> assumption to make long term. IOW it feels wiser to have it set per-NIC
> >> unless I'm missing something important that means it must be shared ?
> >
>
> --
Marc-André Lureau

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