From: Miroslav Lichvar <mlichvar@redhat.com>
To: John Stultz <jstultz@google.com>
Cc: "David Woodhouse" <dwmw2@infradead.org>,
"Richard Cochran" <richardcochran@gmail.com>,
"Wen Gu" <guwen@linux.alibaba.com>,
"Andrew Lunn" <andrew+netdev@lunn.ch>,
"David S. Miller" <davem@davemloft.net>,
"Eric Dumazet" <edumazet@google.com>,
"Jakub Kicinski" <kuba@kernel.org>,
"Paolo Abeni" <pabeni@redhat.com>,
"Thomas Gleixner" <tglx@kernel.org>,
"Stephen Boyd" <sboyd@kernel.org>,
"Anna-Maria Behnsen" <anna-maria@linutronix.de>,
"Frederic Weisbecker" <frederic@kernel.org>,
"Shuah Khan" <shuah@kernel.org>,
"Peter Zijlstra" <peterz@infradead.org>,
"Thomas Weißschuh" <thomas.weissschuh@linutronix.de>,
"Arnd Bergmann" <arnd@arndb.de>,
"Julien Ridoux" <ridouxj@amazon.com>,
"Ryan Luu" <rluu@amazon.com>,
linux-kernel@vger.kernel.org
Subject: Re: [RFC PATCH v2 2/8] timekeeping: Account for clawback adjustment in ntp_error
Date: Wed, 20 May 2026 12:47:15 +0200 [thread overview]
Message-ID: <ag2RM4_ZoHJo_4m0@localhost> (raw)
In-Reply-To: <CANDhNCoeyXkJA4v-jj6eqPcT3+UiDFaqp5AfHpnL7zCEAQWMug@mail.gmail.com>
On Tue, May 19, 2026 at 12:28:06PM -0700, John Stultz wrote:
> On Tue, May 19, 2026 at 3:04 AM David Woodhouse <dwmw2@infradead.org> wrote:
> But yea, it does get subtle and complicated, which is all the more
> reason to make sure we have things well documented.
>
> > > Miroslav's review and input here would also be good.
> >
> > Ack. Thomas had nudged me to add Miroslav to Cc, which
> > get_maintainers.pl had not.
>
> Yeah. Maybe it would be good to get Miroslav added as a reviewer in
> the MAINTAINERS file.
>
> Miroslav: Any objection to that?
I'm ok with that, but I can't promise to provide any actual reviews.
Loading all that context needed to understand the code is painful. It
would be so nice if it could be simplified by switching to 64-bit
multiplier.
--
Miroslav Lichvar
next prev parent reply other threads:[~2026-05-20 10:47 UTC|newest]
Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-05-17 21:25 [RFC PATCH v2 0/8] timekeeping: Fix draft tracking precision and add feed-forward discipline via vmclock David Woodhouse
2026-05-17 21:25 ` [RFC PATCH v2 1/8] timekeeping: Remove xtime_remainder from ntp_error accumulation David Woodhouse
2026-05-17 21:25 ` [RFC PATCH v2 2/8] timekeeping: Account for clawback adjustment in ntp_error David Woodhouse
2026-05-19 1:59 ` John Stultz
2026-05-19 10:04 ` David Woodhouse
2026-05-19 19:28 ` John Stultz
2026-05-20 10:47 ` Miroslav Lichvar [this message]
2026-05-20 12:37 ` David Woodhouse
2026-05-17 21:25 ` [RFC PATCH v2 3/8] timekeeping: Clamp time_offset delta to prevent infinite tail David Woodhouse
2026-05-19 13:25 ` Miroslav Lichvar
2026-05-19 13:31 ` David Woodhouse
2026-05-19 14:17 ` Miroslav Lichvar
2026-05-19 15:06 ` David Woodhouse
2026-05-17 21:25 ` [RFC PATCH v2 4/8] timekeeping: Add absolute reference for feed-forward clock discipline David Woodhouse
2026-05-19 2:09 ` John Stultz
2026-05-19 11:07 ` David Woodhouse
2026-05-17 21:25 ` [RFC PATCH v2 5/8] ptp_vmclock: Feed reference to timekeeping for feed-forward discipline David Woodhouse
2026-05-17 21:25 ` [RFC PATCH v2 6/8] timekeeping: Guard against divide-by-zero in timekeeping_adjust David Woodhouse
2026-05-17 21:25 ` [RFC PATCH v2 7/8] timekeeping: Drive time_offset skew via per-tick ntp_error transfer David Woodhouse
2026-05-17 21:25 ` [RFC PATCH v2 8/8] WIP: kernel/time: Add /dev/vmclock_host miscdev David Woodhouse
2026-05-19 13:16 ` [RFC PATCH v2 0/8] timekeeping: Fix draft tracking precision and add feed-forward discipline via vmclock Miroslav Lichvar
2026-05-19 15:50 ` David Woodhouse
2026-05-20 10:39 ` Miroslav Lichvar
2026-05-20 12:21 ` David Woodhouse
2026-05-21 6:35 ` Miroslav Lichvar
2026-05-21 9:54 ` David Woodhouse
2026-05-25 8:08 ` Miroslav Lichvar
2026-05-25 9:14 ` David Woodhouse
2026-05-26 7:10 ` Miroslav Lichvar
2026-05-26 10:00 ` David Woodhouse
2026-05-27 7:46 ` Miroslav Lichvar
2026-05-27 12:28 ` David Woodhouse
2026-05-21 18:30 ` Thomas Gleixner
2026-05-21 21:06 ` David Woodhouse
2026-05-22 8:02 ` Thomas Gleixner
2026-05-22 10:01 ` David Woodhouse
2026-05-22 15:28 ` Thomas Gleixner
2026-05-22 16:23 ` David Woodhouse
2026-05-24 12:36 ` Thomas Gleixner
2026-05-24 13:13 ` David Woodhouse
2026-05-24 15:05 ` Thomas Gleixner
2026-05-25 8:06 ` Arthur Kiyanovski
2026-05-25 8:41 ` David Woodhouse
2026-05-26 14:12 ` Thomas Gleixner
2026-05-22 16:50 ` David Woodhouse
2026-05-24 15:15 ` Thomas Gleixner
2026-05-24 15:37 ` Thomas Gleixner
2026-05-24 15:48 ` Thomas Gleixner
2026-05-24 16:36 ` Thomas Gleixner
2026-05-24 16:42 ` David Woodhouse
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