Re: [PATCH v7 0/6] seccomp trap to userspace

From: Tycho Andersen
Date: Fri Sep 28 2018 - 18:04:05 EST


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