For context this puts a toggle on this feature added to nspawn:
http://cgit.freedesktop.org/systemd/systemd/commit/?id=28650077f36466d9c5ee27ef2006fae3171a2430

I encouraged Jay to make it an opt-in flag so as to not break other
people who had working setups when using nspawn as a minimal ns
wrapper.

Brandon



On Tue, Feb 3, 2015 at 3:22 PM, Jay Faulkner <j...@jvf.cc> wrote:
> Hi all,
>
> As I posted last week, a change merged a while ago to systemd-nspawn adding 
> seccomp protections with no ability to enable/disable broke the Ironic Python 
> Agent ramdisk which utilizes CoreOS and systemd. The attached patch makes the 
> behavior optional, with it defaulting to disabled. I did this for two 
> reasons; the first being that my (and other consumers of OpenStack Ironic) 
> use case was broken, as would anyone else using spawn in this manner. 
> Additionally, seccomp filters can be configured specifically as desired in 
> the unit file.
>
> I appreciate your time and effort in getting this patch merged, so I’ll be 
> able to upgrade and consume a newer systemd.
>
> Thanks,
> Jay Faulkner
>
>
>
>
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>
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