Re: [PATCH 0/6 v5 RESEND] seccomp: add the synchronous mode for seccomp_unotify

From: Kees Cook <keescook@chromium.org>
To: Andrei Vagin <avagin@google.com>
Cc: Kees Cook <kees@kernel.org>, Andrei Vagin <avagin@gmail.com>,
	linux-kernel@vger.kernel.org,
	Christian Brauner <brauner@kernel.org>,
	Chen Yu <yu.c.chen@intel.com>,
	Andy Lutomirski <luto@amacapital.net>,
	Dietmar Eggemann <dietmar.eggemann@arm.com>,
	Ingo Molnar <mingo@redhat.com>,
	Juri Lelli <juri.lelli@redhat.com>,
	Peter Oskolkov <posk@google.com>,
	Tycho Andersen <tycho@tycho.pizza>,
	Will Drewry <wad@chromium.org>,
	Vincent Guittot <vincent.guittot@linaro.org>,
	Peter Zijlstra <peterz@infradead.org>
Subject: Re: [PATCH 0/6 v5 RESEND] seccomp: add the synchronous mode for seccomp_unotify
Date: Wed, 28 Jun 2023 16:32:42 -0700	[thread overview]
Message-ID: <202306281630.504D1FC6@keescook> (raw)
In-Reply-To: <CAEWA0a4gOpVejBEEsO=c5+wu_GwTGqO8cOAuKNAMdpqf0w_m1w@mail.gmail.com>

On Wed, Jun 28, 2023 at 11:44:02AM -0700, Andrei Vagin wrote:
> On Wed, Apr 5, 2023 at 8:19 PM Kees Cook <kees@kernel.org> wrote:
> >
> > On April 3, 2023 11:32:00 AM PDT, Andrei Vagin <avagin@gmail.com> wrote:
> > >On Mon, Mar 27, 2023 at 3:27 AM Peter Zijlstra <peterz@infradead.org> wrote:
> > >>
> > >> On Tue, Mar 07, 2023 at 11:31:55PM -0800, Andrei Vagin wrote:
> > >>
> > >> > Kees is ready to take this patch set, but wants to get Acks from the
> > >> > sched folks.
> > >> >
> > >>
> > >> > Andrei Vagin (4):
> > >> >   seccomp: don't use semaphore and wait_queue together
> > >> >   sched: add a few helpers to wake up tasks on the current cpu
> > >> >   seccomp: add the synchronous mode for seccomp_unotify
> > >> >   selftest/seccomp: add a new test for the sync mode of
> > >> >     seccomp_user_notify
> > >> >
> > >> > Peter Oskolkov (1):
> > >> >   sched: add WF_CURRENT_CPU and externise ttwu
> > >>
> > >> Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
> > >
> > >Kees,
> > >
> > >Could you look at this patch set? You wrote to one of the previous
> > >versions that you are ready to take it if sched maintainers approve it.
> > >Here is no major changes from that moment. The sched-related part has
> > >been cleaned up according with Peter's comments, and I moved the perf
> > >test to the perf tool.
> >
> > Hi!
> >
> > Yes, thanks for keeping this going! I'm catching up after some vacation, but this is on my TODO list. :)
> 
> Hi Kees. Do you have any updates on this series?

Apologies for the delay!

I've added this to the seccomp tree -- it should show up in -next soon.

-Kees

-- 
Kees Cook