From: Rodolfo Giometti <giometti@enneenne.com>
To: Alexander Gerasiov <gq@cs.msu.su>
Cc: Andrey Drobyshev <immortalguardian1@gmail.com>,
linux-kernel@vger.kernel.org,
Thomas Gleixner <tglx@linutronix.de>
Subject: Re: [PATCH 8/8] LinuxPPS: pps_gen_parport: Add check for bad clocksource.
Date: Sat, 4 Mar 2017 14:25:20 +0100 [thread overview]
Message-ID: <84a7df19-109a-7ebd-b630-a6e4f424cbd2@enneenne.com> (raw)
In-Reply-To: <20170304121945.06e7bbfd@brick.gerasiov.net>
On 03/04/17 10:19, Alexander Gerasiov wrote:
> Hello Rodolfo,
>
> I should say, that I found this solution is not the best. For example on
> high speed PCs (I think over 3GHz) 5 iteration is not enough and module
> stops working after several hours. That makes it not user-friendly,
> cause user had to calibrate and set failure_iterations manually.
>
> It would be better to use pre-measured loops_per_jiffy (from delay.h)
> some way.
I see... however I cannot test the patch so if you tried it and you noticed
these issues we should consider to add it but with the experimental warning?
Ciao,
Rodolfo
--
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prev parent reply other threads:[~2017-03-04 13:25 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-02-15 14:31 [PATCH 0/8] LinuxPPS: some minor fixes and improvements Andrey Drobyshev
2017-02-15 14:31 ` [PATCH 1/8] hardpps: simple fixes replacing clumsy code with abs() macro Andrey Drobyshev
2017-03-04 7:36 ` Rodolfo Giometti
2017-02-15 14:31 ` [PATCH 2/8] ntp/pps: ignore pps_valid decreasing if there is no pps signal Andrey Drobyshev
2017-03-04 7:36 ` Rodolfo Giometti
2017-02-15 14:31 ` [PATCH 3/8] hardpps: fix some pps_jitter issues Andrey Drobyshev
2017-03-04 7:37 ` Rodolfo Giometti
2017-02-15 14:31 ` [PATCH 4/8] LinuxPPS: kapi: Unlock before waking up events queue in pps_event() Andrey Drobyshev
2017-03-04 7:38 ` Rodolfo Giometti
2017-02-15 14:31 ` [PATCH 5/8] LinuxPPS: pps_parport: Do not generate assert in case of lost signal Andrey Drobyshev
2017-03-04 7:39 ` Rodolfo Giometti
2017-02-15 14:31 ` [PATCH 6/8] LinuxPPS: pps_parport: Ignore interrupt invoked less than 0.5sec after previous Andrey Drobyshev
2017-03-04 7:40 ` Rodolfo Giometti
2017-02-15 14:31 ` [PATCH 7/8] LinuxPPS: pps_gen_parport: Add polarity parameter for inverted signal Andrey Drobyshev
2017-03-04 7:42 ` Rodolfo Giometti
2017-02-15 14:31 ` [PATCH 8/8] LinuxPPS: pps_gen_parport: Add check for bad clocksource Andrey Drobyshev
2017-03-04 7:44 ` Rodolfo Giometti
2017-03-04 9:19 ` Alexander Gerasiov
2017-03-04 13:25 ` Rodolfo Giometti [this message]
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