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From: Thomas Gleixner <tglx@linutronix.de>
To: Genki Sky <sky@genki.is>
Cc: John Stultz <john.stultz@linaro.org>,
	David Herrmann <dh.herrmann@gmail.com>,
	lkml <linux-kernel@vger.kernel.org>,
	Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com>,
	Linus Torvalds <torvalds@linux-foundation.org>,
	Peter Zijlstra <peterz@infradead.org>
Subject: Re: [RFC/RFT patch 0/7] timekeeping: Unify clock MONOTONIC and clock BOOTTIME
Date: Tue, 24 Apr 2018 17:00:58 +0200 (CEST)	[thread overview]
Message-ID: <alpine.DEB.2.21.1804241659340.1679@nanos.tec.linutronix.de> (raw)
In-Reply-To: <24d89dd95ab246e98562a14be05a602e@genki.is>

On Tue, 24 Apr 2018, Genki Sky wrote:
> Sorry to have been the bearer of bad news :(.

No problem. We're not shooting the messengers

> Again, I just have my user hat on here. It does seem like this unifying
> would have been nice to have. And even, more compliant with the POSIX
> definition of MONOTONIC...

Yes, that was the idea

> On that note, maybe it is still worth introducing MONOTONIC_ACTIVE,
> but just as an alias for MONOTONIC for now. It's also more
> self-documenting. Then sometime in the future, if people switch over,
> remove BOOTTIME and make MONOTONIC like BOOTTIME. Though this doesn't
> help simplify the code, I know.

It doesn't and it does not make applications magically make use of
MONOTONIC_ACTIVE. We're in a trap here.....

Thanks,

	tglx

  reply	other threads:[~2018-04-24 15:01 UTC|newest]

Thread overview: 40+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-03-01 16:33 [RFC/RFT patch 0/7] timekeeping: Unify clock MONOTONIC and clock BOOTTIME Thomas Gleixner
2018-03-01 16:33 ` [RFC/RFT patch 1/7] timekeeping: Provide CLOCK_MONOTONIC_ACTIVE Thomas Gleixner
2018-03-13  7:06   ` [tip:timers/core] timekeeping: Add the new CLOCK_MONOTONIC_ACTIVE clock tip-bot for Thomas Gleixner
2018-03-01 16:33 ` [RFC/RFT patch 2/7] timekeeping: Make clock MONOTONIC behave like clock BOOTTIME Thomas Gleixner
2018-03-13  7:07   ` [tip:timers/core] timekeeping: Make the MONOTONIC clock behave like the BOOTTIME clock tip-bot for Thomas Gleixner
2018-03-01 16:33 ` [RFC/RFT patch 3/7] Input: evdev - Conflate clock MONOTONIC and BOOTTIME Thomas Gleixner
2018-03-13  7:07   ` [tip:timers/core] Input: Evdev - unify MONOTONIC and BOOTTIME clock behavior tip-bot for Thomas Gleixner
2018-03-01 16:33 ` [RFC/RFT patch 4/7] timekeeping: Remove boot time specific code Thomas Gleixner
2018-03-13  7:08   ` [tip:timers/core] " tip-bot for Thomas Gleixner
2018-03-01 16:33 ` [RFC/RFT patch 5/7] posix-timers: Conflate clock MONOTONIC and BOOTTIME Thomas Gleixner
2018-03-13  7:08   ` [tip:timers/core] posix-timers: Unify MONOTONIC and BOOTTIME clock behavior tip-bot for Thomas Gleixner
2018-03-01 16:33 ` [RFC/RFT patch 6/7] hrtimer: Conflate clock MONOTONIC and BOOTTIME Thomas Gleixner
2018-03-13  7:09   ` [tip:timers/core] hrtimer: Unify MONOTONIC and BOOTTIME clock behavior tip-bot for Thomas Gleixner
2018-03-01 16:33 ` [RFC/RFT patch 7/7] tracing: Conflate boot and monotonic clock Thomas Gleixner
2018-03-13  7:09   ` [tip:timers/core] tracing: Unify the "boot" and "mono" tracing clocks tip-bot for Thomas Gleixner
2018-03-01 17:23 ` [RFC/RFT patch 0/7] timekeeping: Unify clock MONOTONIC and clock BOOTTIME Linus Torvalds
2018-03-01 18:41   ` Thomas Gleixner
2018-03-01 18:50     ` Steven Rostedt
2018-03-01 19:10     ` Thomas Gleixner
2018-03-13  6:36   ` Ingo Molnar
2018-03-13 18:11     ` John Stultz
2018-04-20  4:37       ` David Herrmann
2018-04-20  5:44         ` Sergey Senozhatsky
2018-04-20  6:49           ` David Herrmann
2018-04-24  0:40             ` Genki Sky
2018-04-24  2:45               ` Genki Sky
2018-04-24  3:03                 ` John Stultz
2018-04-24  8:09                   ` Thomas Gleixner
2018-04-24 12:11                     ` Genki Sky
2018-04-24 15:00                       ` Thomas Gleixner [this message]
2018-04-25  6:50                     ` Pavel Machek
2018-04-25  8:55                       ` Rafael J. Wysocki
2018-04-25  8:52                     ` Rafael J. Wysocki
2018-04-25  9:49                       ` Rafael J. Wysocki
2018-04-25 13:03                         ` Thomas Gleixner
2018-04-26  7:03                           ` Mike Galbraith
2018-04-26  7:42                             ` Thomas Gleixner
2018-04-26  8:36                               ` Rafael J. Wysocki
2018-04-26  8:51                                 ` Thomas Gleixner
2018-04-26  9:03                                   ` Rafael J. Wysocki

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