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

From: Kees Cook <kees@kernel.org>
To: Andrei Vagin <avagin@gmail.com>, Kees Cook <keescook@chromium.org>
Cc: Andrei Vagin <avagin@google.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, 05 Apr 2023 20:19:26 -0700	[thread overview]
Message-ID: <C7D9CFE1-0FEF-41F1-81CC-E3D5C4E61213@kernel.org> (raw)
In-Reply-To: <CANaxB-wjNAuFGcNErnfz3gy1TG=W6XoJSb0hQM=TtB25YoGSqw@mail.gmail.com>

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. :)

-Kees

-- 
Kees Cook