[PATCH v7 0/6] seccomp trap to userspace

Tycho Andersen tycho at tycho.ws
Fri Sep 28 22:03:59 UTC 2018


On Fri, Sep 28, 2018 at 11:57:40PM +0200, Michael Kerrisk (man-opages) wrote:
> Hi Tycho,
> 
> On 09/27/2018 05:11 PM, Tycho Andersen wrote:
> > Hi all,
> > 
> > Here's v7 of the seccomp trap to userspace set. There are various minor
> > changes and bug fixes, but two major changes:
> > 
> > * We now pass fds to the tracee via an ioctl, and do it immediately when
> >    the ioctl is called. For this we needed some help from the vfs, so
> >    I've put the one patch in this series and cc'd fsdevel. This does have
> >    the advantage that the feature is now totally decoupled from the rest
> >    of the set, which is itself useful (thanks Andy!)
> > 
> > * Instead of putting all of the notification related stuff into the
> >    struct seccomp_filter, it now lives in its own struct notification,
> >    which is pointed to by struct seccomp_filter. This will save a lot of
> >    memory (thanks Tyler!)
> 
> Is there a documentation (man page) patch for this API change?

Not yet, but once we decide on a final API I'll prepare one.

Cheers,

Tycho


More information about the Containers mailing list